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MULTIV SERVICE

1. x D 7 40 T D 2 OTT 110 110 g P 3 o9 N a LO 3 unit mm Number Name Descripition Liquid pipe connection Unit Size 12k 26 35 18k 09 52 Gas pipe connection Unit Size 12k 012 7 18k 015 88 Drain pipe connection Power supply connection Air discharge grill Air suction grill DIS O N Service Manual 49 Dimensional Drawings LRNV216TDA C 0 LRNN216TDA C 0 LRNV212TDA C 0 LRNN212TDA C O LRNV246TDA C 0 LRNN246TDA C 0 LRNV242TDA C 0 LRNN242TDA C O LRNV286TDA C 0 LRNN286TDA C 0 LRNV282TDA C 0 LRNN282TDA C O LRNV366TDA C 0 LRNN366TDA C 0 LRNV362TDA C 0 LRNN362TDA C O LRNV386TDA C 0 LRNN386TDA C 0 LRNV382TDA C 0 LRNN382TDA C O LRNV426TDA C 0 LRNN426TDA C 0 LRNV422TDA C 0 LRNN422TDA C 0 LRNV486TDA C 0 LRNN486TDA C O LRNV482TDA C O LRNN482TDA C O 875 Ceiling opening 45 1 785 Hanging bolt 45 _ 840 Unit size 875 Ceiling opening 840 Unit size
2. unit mm Number Name Descripition Liquid pipe connection 96 35 flare Gas pipe connection 212 7 flare Drain pipe connection Power supply connection Air discharge grill Air suction grill DIS OO N 30 murri V sus Indoor Unit Piping Diarams Piping Diagrams Heat Exchanger Cooling LEV _ Heating e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid LRNVO76TCA C O LRNNO76TCA C O LRNVO72TCA C O LRNNO72TCA C O LRNV096TCA C O LRNNO96TCA C O LRNVOS2TCA C O LRNNOS2TCA C O 12 7 1 2 6 35 1 4 LRNV126TCA C O LRNN126TCA CJO LRNV122TCA C O LRNN122TCA C O Service Manual 31 Wiring Diagrams 6 Wiring Diagrams BL BLUE 5 BR BROWN BR 25 WH WHITE ES dal YELLOW k BR FUSE T3 15A P
3. PART NO LOCATION NO DESCRIPTION LRUN1208TRO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109
4. Model Unit LRNV182VBAO LRNV242VBAO W 5 300 7 000 Cooling Capacity kcal h 4 557 6 019 Btu h 18 084 23 885 W Heating Capacity kcal h Btu h mm Galvanized Steel Plate Painting Galvanized Steel Plate Painting i ee inch 1200 615 205 1200 615 205 Coil Rows x Columns x FPI 47 2 24 2 8 1 47 2 24 2 8 1 Face Area m 2 12 18 2 12 18 Type Cross Flow Fan Cross Flow Fan Motor Output W 27 32 Running Current A 0 23 0 27 Fan Air Flow Rate H M L cmm 13 5 12 11 16 1 14 12 477 424 389 569 495 424 Drive Direct Direct Speed control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 Drain Pipe ID mm 20 0 20 0 Net Weight kg Ibs 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 43 40 37 45 42 39 Power Supply 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Color White White Stuffing Quantity Without S parts 20 40ft 102 219 102 219 Notes 1 Capaciti
5. Service Manual 51 Wiring Diagrams Wiring Diagrams BL BLUE 5 BR BROWN TE da T TEF YELLOW RE BR do s THERMISTOR uh Hem 12 55 SOl PIPE OUT Anm a t 61 THERMISTOR 2 ov TO ake gt o OUTDOOR 5 lo FLOAT S W nU SS 2 REMOTE SHOE BENE ee OPTION LM B CONTROL 500 0000000 t 328 Ka DISPLAY me 1 3854 22006 CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN DISP1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN STEP M1 STEP MOTOR WHITE STEP MOTOR OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE
6. BH Chassis 5 ae amp o 9 CN ROOM CN PIPE CN FLOAT E MAIN PCB ASSY de 2 CN MOTOR 9 EUN lt ER oen z z T CN D PUMP S V PUMP m LEV 2 CN POWER FUSE T3 15A REMOTE o CONTROL T CN COMM a BUS A cc BUS B 5 E BRIBL WHBK 1 1 2 3 A 4 B VES PME TO OUTDOOR UNIT OR TO OUTDOOR UNIT 3854A20238E CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YELLOW ROOM THERMISTOR CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE Service Manual 71 Wiring Diagrams BG Chassis ROOM PIPE IN
7. i Liquid pipe A oo i c Oo o ooo C C cC aaa eos EG G 5 5 ien 282 5 5 28 Z o 5 Pressure sensor Thermistor 3 5 sd A Pressure switch 121 Solenoid valve Comp Compressor LEV Linear Expansion Valve N Check valve Service valve O S Oil Separator T nA Accum Accumulator Service Manual 229 Piping Diagrams 4 3 2 Heating Operation Series High temperature High pressure gas 4 High temperature High pressure liquid temperature Low pressure gas A Filter Filtery LI 1 ilter I Fan EJ Fan I Indoor unit 1 High Low Pressure Common Gas pipe Liquid pipe C C A i t ECC 5 5 Liquid Injection 5 ort Ue 252 o c Pressure sensor Thermistor 3 z MN 7 Pressure switch 121 Solenoid valve Comp Compressor 8 LEV Linear Expansion Valve N Check valve Service valve O S Separator Accum Accumulator 230 mur Outdoor Unit Piping Diagrams 4 3 3 Oil return Defrost Operation Series High temperature High pressure gas 4 High temperature High pressure liquid Low temperature
8. PART NO LOCATION NO DESCRIPTION LRUV100BT0 REMARK 554160 COMPRESSOR SET 2520UNCV2BA 554160 COMPRESSOR SET 2520UNER2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B W48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10164A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30076F 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 C
9. Ceiling Concealed Duct High Static Ceiling Concealed Duct Low Static LRNV186BHAO LRNN186BHA0 LRNV1828HA0 LRNN182BHAO LRNVO76BTGO LRNNO76BTGO LRNVO72BTGO LRNNO72BTGO LRNV216BHA0 LRNN216BHAO LANV2128HA0 LRNN2128HA0 LRNVO96BTGO LRNNO96BTGO LRNV092BTG0 LRNNO92BTGO LRNV246BHA0 LRNN246BHAO LRNV242BHAQ LRNN2428HA0 LRNV126BTGO LRNN126BTGO LRNV122BTG0 LRNN122BTGO LRNV286BGA0 LANN286BGA0 LRNV2828GA0 LRNN282BGA0 LRNV366BGA0 LRNN3668GA0 LRNV362BGAO LANN362BGA0 LRNV386BGA0 LRNN386BGAQ LRNV382BGAO LRNN382BGAO LRNV426BGA0 LRNN426BGAO LRNV422BGA0 LRNN422BGA0 LRNV486BEAO LRNN486BEAQ LRNV482BEA0 LRNN482BEA0 f Wall Mounted ART COOL Deluxe LRNVO76SRA0 LRNNO76SRAO LRNV072SRA0 LRNN072SRA0 LRNVO76SU 0 LRNNO76SU O LRNVO72SU O LRNNO2SU O LRNVOQ6SRAO LRNN096SRA0 LRNVOS2SRAO LRNNOS2SRAO LRNVOSGSU O LRNNO9BSU O LRNN0928U 0 LRNN0928U 0 LRNV126SRA0 LRNN126SRA0 LRNV122SRA0 LRNN122SRA0 LRNVI26SU 0 LRNNT2SSU O LRNV1228U 0 LRNNT22SU O LRNV186STAO LRNN186STA0 LRNV182STAO LRNN182STA0 LRNV186S3 0 LRNN186S3 0 LRNV18283 0 LRNN18283 0 LRNV24653 0 LRNN24653 0 LANV24S3 0 LRNN242S3 0 B Blue Metal D Wood Mirror C Cherry W White ART COOL ART COOL Wide LRNVO96SP 0 LRNNOS6SP 0 LRNVO92SP 0 LRNN092SP 0 LRNV126SV 0 LANN126SV 0 LRNV122SV 0 LRNN122SV 0 LRNV126SP 0 LANN126SP
10. Model Unit LRNVO092SP 0 LRNV122SP 0 W 2 600 3 500 Cooling Capacity kcal h 2 235 3 009 Btu h 8 871 11 942 W 5 Heating Capacity kcal h Btu h mm 570 568 137 570 568 137 inch 22 4 22 3 4 22 4 22 3 5 4 Coil Rows x Columns x 1 18 21 1 18 21 Face Area m 0 16 0 16 Type Turbo Fan Turbo Fan Motor Output 24 24 Running Current A 1 5 1 5 Fan Air Flow Rate H M L 7 6 5 6 8 7 8 1 7 5 cfm 247 230 212 307 286 265 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 06 35 1 4 06 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 Drain Pipe ID mm 20 20 Net Weight kg Ibs 12 26 5 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 36 33 30 40 36 31 Power Supply V Hz 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal D Wood B Blue Stuffing Quantity Without S parts 20 40ft 240 540 240 540 Notes Conversion Formula 1 Capacities are based on the following conditions Cooling
11. Display Title Cause of Error 1 4 4 Low Pressure of Sub1 Outdoor Unit Compressor Off by excessive reduction of Sub2 Outdoor Unit Low Pressure High Pressure of 5102 Outdoor Unit Compressor Off by excessive increase of Sub2 Outdoor Unit 1 4 5 o 3Units High Pressure 1416 Low Pressure of Sub2 Outdoor Unit Compressor Off by excessive reduction of Sub2 Outdoor Unit 3Units Low Pressure 22 14 7 Short voltage excess voltage of Sub1 Input voltage of Sub1 Outdoor Unit is more than 487V or less 5 Outdoor Unit than 270V 1 4 8 Voltage sensor of Sub1 Outdoor Unit Open or short of outdoor voltage sensor of Sub1 Outdoor Unit 8 1 4 Short voltage excess voltage of Sub2 Input voltage of Sub2 Outdoor Unit is more than 487 or less Outdoor Unit 3Units than 270V Voltage sensor of Sub2 Outdoor Unit Open or short of outdoor voltage sensor of Sub2 Outdoor 15 0 3Units Unit 1 5 1 Failure of operation mode conversion Pressure unbalance between Outdoor Units Please refer to trouble shooting guide in service manual for each error title CAUTION In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y Refer to next page turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock Service Manual 261 Self diagnosis function Fault diagnosis and Trouble shoot
12. 180 Trouble Shooting Guide 245 A 297 Exploded View amp Replacement Parts List 303 2 MULTI V Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage the following instructions must be followed B Incorrect operation due to ignoring instruction will cause harm or damage The seriousness is Classified by the following indications A WARNING This symbol indicates the possibility of death or serious injury I C CAUTION This symbol indicates the possibility of injury or damage to properties only Meanings of symbols used in this manual are as shown below 9 sure not to do o Be sure to follow the instruction M J AWARNING B Installation Have all electric work done by a licensed Ask the dealer or an authorized technician to electrician according to Electric Facility install the air conditioner Engineering Standard and Interior Wire Regulations and the instructions given in this manual and always use a special circuit If the power source capacity is inadequate or Improper installation by the user may result in electric work is performed improperly electric water leakage electric shock or fire shock or fire may result Always ground
13. 2480 210 5 unit Number Name Descripition 1 Liquid pipe connection Unit Size 21k24k 28k 09 52 36k 38k 42k 48k 9 52 Gas pipe connection Unit Size 21k 24k 28 015 88 36k 38k 42k 48k 019 05 Drain pipe connection Power supply connection Air discharge grill Air suction grill DAE OO N 50 Indoor Unit Piping Diagrams Piping Diagrams en Cooling Heat Exchanger LEV Heating Turbo Fan e Indoor unit e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid V126TEA C OLRNN126TEA C O LRNV122TEA C OLRNN122TEA C 12 7 1 2 6 35 1 4 V186TEA C O LANN186TEA C O LANV182TEA C O LRNN1B2TEA G 15 88 5 8 V216TDA G OLRNN216TDA C O LRNV212TDA C O LRNN212TDA C 0 015 88 5 8 V246TDA G OLRNN246TDA C O LRNV242TDA C O LRNN242TDA C 0 15 88 5 8 LANV286TDA C O LRNN286TDA C O LRNV282TDA C O LANN2B2TDA C O 15 88 5 8 LANV366TDA C O LRNN366TDA CO LRNV362TDA C O LANN3G2TDA C O 19 05 3 4 09 52 3 8 3 4 3 4 3 4 20 lt r r LANV386TDA C O LRNN3B6TDA CO LRNV3B2TDA C O LANN3B2TDA C O 019 05 3 4 LRNV426TDA C O LANN426TDA C O LANV422TDA C OLANNAZ2TDAICO Z19 05 3 4 LANV486TDA C O LRNN486TDA CO LRNVAB2TDA C O LANNAB2TDA C O Z19 05 3 4
14. 84 6 Wiring Diagrams 85 Service Manual 75 Specifications B 1 Specifications aer 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNV076BTG Q O LRNVO96BTG Q O LRNV126BTG Q O W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 708 230 537 708 230 537 708 230 537 inch 28 9 1 21 2 28 9 1 21 2 28 9 1 21 2 Coil Rows x Columns x 2 12 18 2 12 18 2 12 18 Face Area m 0 12 0 12 0 12 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output W 40 40 40 Running Current A 0 30 0 30 0 30 Fan Air Flow Rate H M L cmm 8 7 7 5 6 2 9 5 8 7 7 5 10 6 9 5 8 7 307 265 219 336 307 265 375 336 307 External Static Pressure Pa 19 6 19 6 19 6 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Mo
15. NO be bs wn bial la bel i E ad oen SIND D asni vst 052 asna 1 3001 asama INVH9VIG S9NIHIM 5 3 50Hz 380V M 234 mur V es Outdoor Unit iring Diagrams 5 4 60Hz 380V NOILdO AINO 1d32X3 WS d H HE9 VW u ALON LINN HOOQNI 10 39078 1VNIINH3 L a v 2 ZH09 OV 086 N 1 s u we a v Jono sen afo el ANI ia uv ve ua N 1 S u AND sini ov 2 be OND BEND GEND voe A009 asna ELNO ZENO NI H ES 39 Hari quvog 9 quo e m no YSLYSANI 5 ats E 9 ee 2B ZONIET FEl ge Won NIVW 1 Qon NO VN ANTOG E Wea 9NO ZNO m pe ba bal la ANNE E ono SIND asna val asna H 7 3 INVHOVIG 1 5 1 24
16. AC PWB ASM H THERMISTOR 5 z a 5 a a o THERMISTOR TRAC lt lt 5 OR 4 2 z i N 2 z 5 MOTOR E 1 z BR YL 2 N u ZNR S STEP SH CAPA m 2 MOTOR i a z STEP N 1 6 J se JJ 2 MOTOR FUSE E Z AC250V T2A RD AIR o LIH 5510 ASMJBK PLASMA co BK BKS WE WC E BK on _ Gt 10 DISP2 I I INPUT OUTDOOR UNIT SWIFORGE OR TO OUTDOOR UNIT DISPLAY PCB ASSY 3854A20238A CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY BLACK AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN AC DC AC DC CONNECTION GRAY CONNECTION BETWEEN AC PCB AND DC PCB CN COMM COMMUNICATION BLACK CONNECTION BETWEEN INDOOR AND OUTDOOR CN DISP1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN DISP2 DISPLAY WHITE DISPLAY OF INDOOR STATUS CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN UD STEP MOTOR WHITE STEP MOTOR OUTPUT CN TH1 ROOM PIPE SENSOR WHITE ROOM AND PIPE THERMISTOR CN PIPEOUT DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR 120 V ews Indoor Unit Disassembly of the parts 7 Disassembly of the parts Warning Disconnect the unit from power supply before mak ing any checks Be sure the power switch is set to OFF To remove the Grille from the Chassi
17. Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 Drain Pipe ID mm 20 20 Net Weight kg Ibs 15 33 15 33 Noise Level Sound Press 1 5m H M L 3 43 42 40 46 43 42 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal B Blue D Wood Stuffing Quantity Without S parts 20 4 0ft 180 378 180 378 Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 lt C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 162 mur V sus Indoor Unit 1 1 2 Heat Pump Specifications Heat Pump 50Hz Model Unit LRNN126SV 0 LRNN186SV 0 3 500 5 300 Cooling Capacity kcal h 3 009 4 557 Btu h 11 942 18 084 3 938 5 963 Heating Capacity kcal h 3 385 5 127 Btu h 13 435 20 345 ar mm 928 522 147 928 522 147
18. Frequent defrost operation Parts Phenomena Cause Check and Countermeasures Compres No operation Destruction of motor insulation Measure resistor between com sor pressor power terminal and sash Stop during operation Destruction of motor insulation Measure resistor between com pressor power terminal and sash Loud noise during operation Connection wire Check power wiring of the com pressor power Outdoor High pressure error during Failure of fan motor Check that the fan rotates when fan cold operation Failure of air flow around outdoor turning the outdoor unit on after heat exchanger turning it off Remove obstacles around the outdoor unit Outdoor No heating condition Poor wire contact Check wire connectors LEV No operation sound even Poor coil Check resistance between ter after powering on minals Check the LEV No heating condition LEV clogged Replace the LEV Failure of outdoor heat exchanger Low pressure error or dis LEV clogged Replace the LEV charge error If the system failed error code is displayed on 7 segments LED of the wired remote control and the outdoor unit control board 256 murri Trouble Shooting Guide Self diagnosis function 3 Self diagnosis function Self Diagn Error Indicator This function indicates types of failure in self diagnosis and occurrence of failure for air condition Error mark is displayed on display window of
19. 208 24 Stopping Opera 211 3 PIOlECIION CONUO s etn 213 3 1 Pressure protection control 213 3 2 Discharge temperature 215 inverter protection control 216 SM LIGUIC back COMO 216 g S Phase deteccion 216 4 Other control uuu uy PED ob daneen 217 ded IAS UP me eenen uns neede 217 Service Manual 203 Function 1 Basic cont 1 1 Normal operation Actuator Cooling operation Heating operation Stop state Compressor Fuzzy control Fuzzy control stop Fan Fuzzy control Fuzzy control stop After 15min Main LEV Full open Fuzzy control min pulse 4way valve Off On After 15min Off Subcooling Ean si After 15min LEV y min pulse 1 2 Compressor control Fuzzy control Maintain evaporating temperature Te on constant state on cooling mode and condensing temperature Tc on constant stage on heating mode by Fuzzy control to ensure the stable system perfor mance 1 3 Main and sub unit s LEV control 1 Main LEV s fuzzy control Main LEV operates with fuzzy control rules to keep the evaporator outlet super Heat Superheat stable state during heating mode Superheat Tsuction Tev
20. au Service Manual 235 iring Diagrams gt e T LINN HOOQNI JO 30078 1VNIINH3 L aly a v AINO 1d39X3 WS HES INWA ALON 09 OV A08 I ltt 03395 319NIS pis pmpa Jus ANI M e buba lee N 1 S H HM 18 fua 18 CSE Boo moni 4 NIS IV3H DM m ZONO IND aSa Nasa BEND GEND A009 zinoga 065 10 asna 19 EINO ZENO LENO 9 9104 5 NI H 5 E 9 NES quvog 88 aymi 1no E ii 8 joan NO 3svHd TVN9IS INN OG SNO 9NO pl yah al m ig E DELEI SIND 8 vst erase vst nose asnd B gt 30017 WVYSVIC Nv3 od pou 236 mur V ews Outdoor Unit iring Diagrams 5 6 60Hz 380V 1d30X3 WS 4 9 SATW
21. ono Pe 2 6 ysuvaH 9 quvog 2009 ans wan 3LIHM IOSINO0 N30 ZENO 1 BIND 1 qI Y LONS ov undNi VS L A0S2 asnd HOLIOVdVO WVYSVIC SNIdIA HOOALNO E 3 5 e 238 MurnuriV ews Outdoor Unit iring Diagrams TAGOW 1d39X3 WS d H HE9 IATA Ad ALON LINN HOOQNI 39018 TVNIINH3 L alv 2 09 13348 319NIS el ua i ns ua 419518 a 5 ANI jua 4158 ama HM Wa 80ND NIS LV3H od jn n WNL ZONO 0 BEND 6250 vor A009 asna ELNO ZEND LINO d wioMS Woms eus a 9 Nooo DiNisIvaH 4 Da 8 x 8 A Qquvog 8 END 2 Wags eoms bu ane CE zes 29 uvino END oke agga m 9 MORIN 1 BIND Qquvog NIVW 3 3SVHd TVNDIS OO 9NO NO la
22. 156 Wiring DiagramS 157 Disassembly of the parts 158 Service Manual 143 Specifications B 1 Specifications aer 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNVO96SP 0 LRNV126SP 0 W 2 600 3 500 Cooling Capacity kcal h 2 235 3 009 Btu h 8 871 11 942 W 5 5 Heating Capacity kcal h Btu h i mm 570 568 137 570 568 137 inch 22 4 22 3 5 4 22 4 22 3 5 4 Coil Rows x Columns x 1 18 21 1 18 21 m 0 16 0 16 Type Turbo Fan Turbo Fan Motor Output 24 24 Running Current A 1 5 1 5 Fan Air Flow Rate H M L 716 5 6 8 7 8 1 7 5 cfm 247 230 212 307 286 265 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 06 35 1 4 06 35 1 4 Pipe Connections Gas Side mm inch Q12 7 1 2 012 7 1 2 Drain Pipe ID mm 20 20 Net Weight kg lbs 12 26 5 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 36 33 30 40 36 31 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission
23. Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 15 88 5 8 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 34 74 9 35 77 2 35 77 2 Noise Level Sound Press 1 5m H M L dBA 3 39 36 34 39 5 37 34 5 40 38 35 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 120 252 120 252 120 252 Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7
24. DESCRIPTION REMARK LRNV126SVMO LRNN126SVMO LRNV186SVMO LRNN186SVMO LRNN182SVMO 135303 GRILLE INLET 3530A10116D 3530 101160 3530A10116D 3530A10116D 3530A10116D 135303 GRILLE INLET 3530A10117D 3530A10117D 3530A10117D 3530A10117D 3530A10117D 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20124B 3531A20124B 3531A20124B 3531A20124B 3531A20124B 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20125B 3531A20125B 3531A20125B 3531A20125B 3531A20125B 135316 GRILLE ASSEMBLY FRONT INDOOR 3531A11018E 3531A10153Z 3531A11018E 3531A10153Z 3531A10153Z 135500 COVER 3550A20060A 3550A20060A 3550A20060A 3550A20060A 3550A20060A 135500 COVER 3550A20120B 3550A20120B 3550A20120B 3550 20120 3550A20120B 135500 COVER 3550A20121B 3550A20121B 3550A20121B 3550A20121B 3550420121B 146811 MOTOR ASSEMBLY STEP 4681 20055 4681A20055A 4681A20055A 4681 20055 46814200554 146811 MOTOR ASSEMBLY STEP 4681A20055C 4681A20055C 4681A20055C 4681A20055C 4681 200550 147581 LOUVER HORIZONTAL 4758A20033A 4758A20033A 4758A20033A 4758A20033A 4758A20033A 147582 LOUVER VERTICAL 4758A20034A 4758A20034A 4758A20034A 4758A20034A 4758A20034A 152302 FILTER MECH A C 5230A10006B 5230A10006B 5230A10006B 5230A10006B 5230A10006B 237900 WINDOW DISPLAY 3790A20035A 3790A20035A 3790 20035 3790A20035A 37904200354 249951 CONTROL BOX ASSEMBLY IN
25. Fan Speed speed spe 2 COMPRESSOR ON OFF ON OFF A point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 fan stops B point When the indoor Heat Exchanger temperature is higher than 42 C fan operates at selected fan speed when it becomes lower than 39 the fan operates at low speed B Hot Start Control The indoor fan sdoes not rotate until the evaporator piping temperature reaches to 25 e If the evaporator piping temperature drops below 22 C indoor fan stops again The operation diagram is as follows PIPING TEMPERATURE 25 22 Selected INDOOR FAN fan speed COMPRESSOR Service Manual 29 Dimensional Drawings B 4 Dimensional Drawings LRNV076TCA C O LRNNO76TCA C O LRNVO72TCA C O LRNNO72TCA C O LRNV096TCA C O LRNNO96TCA C O LRNVO92TCA C O LRNNO92TCA C O LRNV126TCA C O LRNN126TCA C O LRNV122TCA C O LRNN122TCA C O 1 000 Ceiling opening 931 6 893 4 Hanging bolt 860 328 4 Hanging bolt
26. Model Unit LRNNO76TCA C 0 LRNN096TCA C O LRNN126TCA C O W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 363 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 860 390 180 860 390 180 860 390 180 Dimensions W H D inch 33 8 15 3 7 0 33 8 15 3 7 0 33 8 15 3 7 0 Front Panel mm 1050 480 30 1050 480 30 1050 480 30 inch 41 3 18 9 1 2 41 3 18 9 1 2 41 3 18 9 1 2 Coil Rows x Columns x FPI 2 12 18 2 12 21 2 12 21 Face Area m 0 17 0 17 0 17 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output 14 14 14 Running Current A 0 22 0 22 0 22 Fan Air Flow Rate H M L 6 5 4 7 6 5 10 9 8 cfm 212 177 141 247 212 177 353 31 8 283 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooing and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 06 35 1 4 06 35 1 4 06 35 1 4 Pipe Connections Gas Side mm inch 12
27. Liquid Subcooling Temperature range Compressor injection LEV Tdis gt 115 C System stop If liquid injection is on Max limit 103 lt Tdis lt 115 C No frequency up On 300 pul After 2min gt 5Hz 30sec sts If liquid iniection i K If liquid is on 98 lt Tdis 108 C M Max limit frequency up state 300 pulse After 2min gt 5Hz 30sec Max limi Tdis lt 98 C Pressure control Off 150 pulse 1 Tdis gt 95 C Pressure control Off o i open 10sec B Indoor unit s control on cooling heating mode Temperature range LEV Tdis gt 115 System stop 103 lt Tdis lt 115 C mensne SH control 98 C lt Tdis lt 103 Keep current control Tdis lt 98 C SH control Service Manual 215 Function 3 3 Inverter protection control item control AD CT gt 245 System stop 230 lt AD CT lt 245 Inv compressor 5Hz down sec AD CT lt 230 Inv Compressor normal control DC Peak System stop High pressure switch System stop Low voltage System stop 3 4 Phase detection B Main unit Inverter PCB has phase fault detection circuit If a phase is missed or phases are reverse Led Lamp is on when power is on B Sub unit Sub PCB has phase fault detection circuit If a phase is missed or phases are reverse phase fault error happen and led 6 lamp is on Phase fault detection is enable only for 5 sec aft
28. 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 0 66 2 F WB Outdoor temp 35 C 95 F DB 24 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 56 ptus Indoor Unit Specifications 1 1 2 Heat Pump Heat Pump 50Hz Model Unit LRNN186BHAO LRNN216BHAO LRNN246BHAO 5 300 6 200 7 000 Cooling Capacity kcal h 4 557 5 331 6 019 Btu h 18 084 21 155 23 885 5 963 6 975 7 875 Heating Capacity kcal h 5 127 5 997 6 771 Btu h 20 345 23 800 26 870 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 882 260 450 882 260 450 882 260 450 inch 34 7 10 2 17 7 34 7 10 2 17 7 34 7 10 2 17 7 Coil Rows x Columns x 3 10 21 3 10 21 3 10 21 m 0 15 0 15 0 15 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 118 118 118 Running Current A 0 92 0 92 0 92 Fan Air Flow Rate H M L 15 3 13 6 10 3 15 8 13 9 10 7 16 0 14 1 11 1 cfm 540 480 364 558 489 378 565 498 392 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct
29. BRUM inch 36 5 20 6 5 8 36 5 20 6 5 8 Coil Rows x Columns x 2716 20 2 16 20 Face Area m 0 24 0 24 Type Turbo Fan Turbo Fan Motor Output 20 2 20 2 Running Current A 1 3x2 1 3x2 Fan Air Flow Rate H M L cmm 8 6 8 7 3 13 5 11 4 10 4 cfm 304 283 258 477 403 367 5 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 9 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 Drain Pipe ID mm 20 20 Net Weight ko lbs 15 33 15 33 Noise Level Sound Press 1 5m H M L dBA 3 43 42 40 46 43 42 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal B Blue D Wood Stuffing Quantity Without S parts 20 40ft 180 378 180 378 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp
30. 92 mur V rus Indoor Unit a Operation Details Operation Details 1 The functi B Time Delay Safety Control 90sec The compressor is ceased for 3minutes to balance the pressure in the refrigeration cycle Protection of compressor Vertical air flow direction control louvers open in 5 seconds to prevent noise between louvers and wind The 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating oper ation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch B Airflow Direction Control This function is to swing the louver up and down automatically and to set it at the desired position The procedure is as the following ist Press the ON OFF Button to operate the product 2nd Press the Airflow Direction Control Button to swing the louver up and down automatically 3nd Repress the Airflow Direction Control Button to set the louver as the desired position MODEO MODE1 MODE2 MODE3 MODE4 MODE5 MODE6 CLOSE MODE 7 x For Heating Model Airflow direction control figure when installed on the Airflow direction control figure when installed under floor the ceiling Service Manual 93 Operation Details B Cooling Mode Operation When selecting the Cooling 3I Mode Operation the unit will operate according to
31. Heating e Thermistor Refrigerant pipe connection port diameter unit mm inch MODEL GAS LIQUID 12 7 1 2 6 35 1 4 LRNV076BTG Q O LRNNO76BTG Q O LRNV072BTG Q O LRNNO72BTG Q O LRNV096BTG Q O LRNNO96BTG Q O LRNVO92BTG Q O LRNNO92BTG Q O LRNV126BTG Q O LRNN126BTG Q O LRNV122BTG Q O LRNN122BTG Q O 912 7 1 2 6 35 1 4 12 7 1 2 6 35 1 4 84 muur V euvs Indoor Unit Wiring Diagrams Wiring Diagrams ROOM IN PIPE OUT PIPE THERMISTOR THERMISTOR FLOAT S W THERMISTOR 0005 CN FLOAT CN LEV CN ROOM CN PIPE MAIN PCB ASSY CN POWER YY CONTROL CONTROL 3854A20362F CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE Service Manual 85 86 muur Indoor Unit Convertible Type i em 88 2 FUNCUONS 22 pa En ee VUE 92 3 Operation DetallS u 93 4 Display i me 99 5 Dimensional Drawings 100 6 Piping Diagrams J J 101 7 Wiring Diagrams J J 102 8 Disassembly of the parts 103 Service Manual 87 Specifications B 1 S
32. Is the cooling fan power Does the cooling fan operate i line normally connected after applying power Yes Remove foreign Are foreign materials materials inserted into the fan No failure of cooling fan Replace the fan motor Service Manual 293 Self diagnosis function Thermistor Start of check Check connector position and connection direction Check any poor contact Is temperature on the LGMV before operation normal Check and replace the PCB Is voltage output of 5V normal No failure of thermometer thermistor Replace the thermistor High Low Pressure Sensor Start of check Are connector position on the main Sub PCB and connection normal Is pressure on the LGMV before Reconnect operation normal Check and replace the PCB 5 voltage output of 5V normal Yes No failure of pressure sensor Replace the pressure sensor 294 murri Trouble Shooting Guide Self diagnosis function Pressure Switch Start of check Does the compressor suddenly stop at pressure when the pressure switch does not operate Turn power off of the pressure switch and restart Is the operation normal No failure of pressure switch Replace the pressure switch Caution If the system is operated for a long time with power off of the pressure switch the pipe and part
33. PND yal be ur SIND oen ZINO SIND vel eynoee asna asna H gt Qu 1 zoas 3 N a I ic INVHOVIG 9NIHIM HOOOLNO Service Manual 239 Wiring Diagrams Inverter Board CONNECTOR No SPEC COLOR DESCRIPTION CN1 POWER YL AC POWER CN2 DC LINK RD DC LINK VOLTAGE DETECT CN3 WRITE WH ON BOARD WRITING CN4 GRAY HIGH PRESSURE MAGNETIC SWITCH CN5 PHASE NT 3 PHASE DETECT CN6 SIGNAL RD TRANXMISSION WITH CONTROL BOARD CN10 11 12 IPM WH PWM SIGNAL CN13 IPM WH PWM CONTROL POWER Main Board CONNECTOR No SPEC COLOR DESCRIPTION CNO1 AC POWER IN NT AC POWER CN02 AC TRANS IN NT AC POWER TO TRANS CN03 AC TRANS OUT YL AC POWER FROM TRANS 4 4WAY BK 4WAY REVERSING VALVE 05 LIQ I RD INVERTER COMP LIQUID INJECTION VALVE 06 LIQ C GY CONSTANT COMP LIQUID INJECTION VALVE CN07 HEATER I YL INVERTER COMP CRANK HEATER CN08 HEATER C WH CONSTANT COMP CRANK HEATER CN10 HOT GAS GR HOT GAS BYPASS VALVE CN11 OILPASS I BL NOT USE CN12 OILPASS C OR NOT USE CN14 MAGNET C BR MAGNETIC SWITCH CN15 COOLING FAN YL HEATSINK FAN CN16 LEV OUT RD LINEAR EXPANSION VALVE
34. Set the multi meter to diode mode and estimate between each pair of terminal U P V P W P N U N V N W the estimated value should be stable and be in between 0 to 1 ex 0 35 0 46 etc If one of the above articles is not satisfied IPM must be inferior and is to be replaced Caution In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y in inverter board refer to page 172 turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock 254 murri Trouble Shooting Guide Checking Method for Key Components Electrolytic capacitor and resistor for voltage distribution 1 Disconnect an terminal of voltage distribution resistor from each DC link electrolytic capacitor 2 Set the multi meter to resistance mode connect the probe to terminal of the capacitor If the estimated resistance value is increase continuously without short value is 0 then the resistor is normal 3 Set the multi meter to resistance mode confirm that the resistance value of the resistor is around 270 kOhm Check and replace inferior components In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock Service Manual 255 Self diagnosis function
35. 1555x730 1280 1555x730 1280 x 1555 x 730 1280 x 1555 x 730 3 7x61 2x287 BIBBA 84x612x287 604x812x287 504x612x287 604x612x287 pips Conredtion Liquid Pipes mm inch 9 52 3 8 9 52 3 8 12 7 1 2 12 7 1 2 12 7 1 2 12 7 1 2 Gas Pipes mm inch 19 05 3 4 22 2 7 8 28 58 1 e 028 58 1 s 28 58 11 O28 58 1 8 Unit 2 Outdoor Units 3 Outdoor Units System HP 16 18 20 22 24 26 Model LRUN1608TSO LRUN1808TSO LRUN2008TSO0 LRUN2208TS0 LRUN2408TS0 LRUN2608TRO LRUN808TSO LRUN1008TSO LRUN1008TSO LRUN1208TS0 LRUN1208TS0 LRUN1008TRO LRUH808TS0 LRUH808TSO LRUH1008TSO LRUH1008TSO LRUH1208TSO LRUH808TRO LRUH808TRO Product Charge kg 10x2 10x2 10x2 10x2 10x2 10x3 CF Correction Factor kg 2 2 2 2 2 0 Max Connectable No Indoor Units 20 20 20 22 24 26 Net Weight kg lbs 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 3 1260x1855 730 x2 1201552702 0280 1885 730 2 1001555702 15554712 1280 x 1556 70 x3 TRADES 841821712 0080020070 0002089 DAKEN Pipe Connections Liauid Pipeslmm nch 19 05 3 4 019 05 3 4 619 05 3 4 019 05 3 4 19 05 3 4 022 2 7 8 Gas Pipes mm inch 38 1 11 2 38 1 1 2 038 1 1 038 1 1 2 638 111 44 5 13 4 Unit 3 Outdoor Units System HP 28 30 32 34 36 38 40 Model LRUN2808TRO LRUN3008TRO LRUN3208TRO LRUN3408TRO
36. Compressor Solenoid valve LEV Linear Expansion Valve OS Oil Separator Accum Accumulator Service valve Strainer Service Manual 227 Piping Diagrams 4 2 3 Oil Return Defrost Operation High temperature High pressure gas 4 High temperature High pressure liquid temperature Low pressure gas Heat Exchanger LEV Heat Exchanger LEV _ EY er Filter Pressure sensor Pressure switch Check valve LEV Thermistor INV Inverter Comp Compressor LEV Linear Expansion Valve OS Oil Separator Accum Accumulator Solenoid valve s X Service valve Strainer 228 mur V ews Outdoor Unit Piping Diagrams 4 3 1 Cooling Operation Series High temperature High pressure gas 4 High temperature High pressure liquid Low temperature Low pressure gas T Heat Exchanger LEV Fiter es 1 Heat Exchanger LEV _ Filter High Low Pressure Common
37. Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 146 muur V ews Indoor Unit Specifications 1 2 2 Heat Pump Heat Pump 60Hz Model Unit LRNNO92SP 0 LRNN122SP 0 W 2 600 3 500 Cooling Capacity kcal h 2 235 3 009 Btu h 8 871 11 942 W 2 925 3 938 Heating Capacity kcal h 2 515 3 385 Btu h 9 980 13 435 m mm 570 568 137 570 568 137 udo inch 22 4 22 3 5 4 22 4 22 3 5 4 Coil Rows x Columns x 1 18 21 1 18 21 m 0 16 0 16 Type Turbo Fan Turbo Fan Motor Output 24 24 Running Current A 1 5 1 5 Fan Air Flow Rate H M L 7 6 5 6 8 7 8 1 7 5 247 230 212 307 286 265 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch
38. Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 63 Specifications Heat Pump 60Hz Model Unit LRNN282BGA0 LRNN362BGA0 LRNN382BGA0 W 8 200 10 600 11 100 Cooling Capacity kcal h 7 052 9 116 9 544 Btu h 27 995 36 168 37 875 W 9 225 11 925 12 487 Heating Capacity kcal h 7 934 10 253 10 737 Btu h 31 494 40 689 42 607 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate UM aan mm 1182 298 450 1182 298 450 1182 298 450 asao inch 46 510 217 7 46 510 217 7 46 510 217 7 Coil Rows x Columns x 3 12 21 3 12 21 3 12 21 m 0 26 0 26 0 26 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 177 177 272 Running Current A 1 68 1 68 1 68 Fan Air Flow Rate H M L 25 3 21 8 17 6 28 4 25 3 21 8 29 6 26 3 23 6 cfm 893 770 622 1003 893 770 1045 930 833 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control P
39. Model Unit LRNV426BGA0 LRNV486BEA0 W 12 300 14 100 Cooling Capacity kcal h 10 578 12 126 Btu h 41 992 48 137 W E 2 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate 26 24 m mm 1182 298 450 1230 370 680 menens EVO inch 4651025177 48 4 14 6 26 8 Coil Rows x Columns x 3 12 21 3 14 17 m 0 26 0 43 Type Sirocco Fan Sirocco Fan Motor Output 272 320 Running Current A 1 42 4 00 Fan Air Flow Rate H M L cmm 32 0 28 4 27 2 40 0 36 2 32 6 1130 1003 961 1412 1279 1151 External Static Pressure Pa 78 5 98 1 Drive Direct Direct Speed control Phase Control Steps Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 19 05 3 4 19 05 3 4 Drain Pipe ID mm 25 4 25 4 Net Weight kg lbs 38 83 8 70 154 3 Noise Level Sound Press 1 5m H M L dBA 3 46 44 42 48 46 44 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 50 110 Notes
40. Safety Precautions When the product is soaked flooded or submerged contact an Authorized Service Center There is risk of fire or electric shock Take care to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury and product damage Be cautious not to touch the sharp edges when installing It may cause injury Do not open the inlet grill of the product dur ing operation Do not touch the electrostatic filter if the unit is so equipped There is risk of physical injury electric shock or product failure CAUTION B Installation Always check for gas refrigerant leakage after installation or repair of product Low refrigerant levels may cause failure of product Keep level even when installing the product To avoid vibration or water leakage Do not install the product where the noise or hot air from the outdoor unit could damage the neighborhoods It may cause a problem for your neighbors Do not install the unit where combustible gas may leak If the gas leaks and accumulates around the unit an explosion may result 6 MULTI Safety Precautions Use power cables of sufficient current Do not use the product for special purposes carrying capacity and rating such as preserving foods works of art etc It is a consumer air conditioner not a precision refrigeration system Cables
41. 15 800 18 000 25 200 31 500 kcal h 13 600 15 500 21 700 27 100 Btu h 53 900 61 400 86 000 107 500 Input Cooling kW 46 5 7 7 8 9 Heating kW 5 1 6 1 6 8 8 6 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 77 87 77 87 110 77 87 110 Number of Revolution r p m 3472 3472 3472 3500 3472 3500 Motor Output x Number 4309 1 4309 1 4309 5700 4309 5700 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4651 SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325 10 2325 10 2325 10 2325 10 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x1 291x1 291x2 291x2 Air Flow Rate High cmm 90 90 90x2 90x2 cfm 3177 3177 3177x2 3177x2 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 9 52 3 8 29 52 3 8 12 7 1 2 12 7 1 2 Gas Pipes mm inch 019 05 3 4 022 2 7 8 028 58 1 1 8 028 58 1 1 8 Dimensions W H D mm 806 1555 730 806 1555 730 1280 1555 730 1280 1555 730 inch 31 7 61 2 28 7 31 7 61 2 28 7 50 4 61 2 28 7 50 4 61 2 28 7 Net Weight kg 150 150 300 300 lbs 330 7 330 7 661 4 661 4 Power Supply Cable mm CV 5 5X5C CV 5 5X5C CV 8X5C CV 8X5C Transmission Cable mm CVV SB 1 25X
42. 2 unit combination 60Hz stage 2 3 unit combination 60Hz stage 3 4 unit combination 60Hz stage 4 B High pressure limit Pressure range Compressor stage 2441kPa 2657 kPa lt 2441 kPa Emergncy Control Normal oil return B Low pressure limit Pressure range Compressor stage gt 101 kPa Normal oil return 36kPa 52kPa Emergncy Control Low pressure limit under 10 C normal limit pressure 26kPa 2 1 3 Compressor stage during oil return control Compressor stage at normal oil return state Function Component Starting Running Ending Inv Compressor 30 Hz 60 Hz 30 Hz SUBE S All off On Off compressor Fan High pressure High pressure control control Main LEV Full open Full open Base pulse 4 way valve On gt off Off On Subcooling LEV min min min Hot gas bypass On On On valve Service Manual 207 Function Thermo off unit Heating close pulse Indoor unit Starting Running Ending Fan Off Off Off Thermo on unit Oil return Oil return operation Return to LEV pulse pulse base pulse Oil return operation Heating close pulse LEV pulse E Ending condition 1 All Heat exchanger pipe temperature are above 15 C 2 Defrost running time is over 20 min 3 liquid injection begins 2 3 Oil equalizing control 2 3 1 Oil equalizing control on cooling mode Component Start
43. 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 Motor Output x Number W 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 5 2325 110 2325 10 5 2325 110 2325 10 5 2325 10 2325 10 5 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x24271x4 291 2 271 4 291 2 271 4 291 2 271 4 Air Flow Rate High cmm 90x6 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 022 2 7 8 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x3 1280 1555 730 3 1280 1555 90 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V LEV Power Supply QIVIMWz 3 980 60 3 980 60 3 980 60 3 980
44. 6 35 1 4 9 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 15 88 5 8 15 88 5 8 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg lbs 19 41 9 19 41 9 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 38 35 32 41 39 37 40 37 35 Power Supply O V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 189 378 189 378 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 34 Ves Indoor Unit Specifications Cooling Only 50Hz Model Unit LRNV246TDA C O LRNV286TDA C O LRNV366TDA C O W 7 000 8 200 10 600 Cooling Capacity kcal h 6 019 7 052 9 116 Btu h 23 885 27 995 36 168 W 2 Heating Capacity kcal h Btu h i Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290
45. Check or replace the wired remote controller Service Manual 263 Self diagnosis function Fault diagnosis and Trouble shooting guide Error Displ Error Meaning Major Error Occurrence Cause The float switch opens since Malfunction of floater switch of the drain of condensed water is drain pump 04 Drain pump error not done e Malfunction of the drain pump Defective indoor unit PCB Failure Checking Method Is the drain pump submerged in condensed water Is the float switch normal Repair the connection Is drain pump power connection normal Is internal drain hose normal Yes Is PCB output signal normal Yes Check or replace the drain pump Check or reinstall the drain hose Check or replace the PCB 264 murri Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide 05 and indoor unit Communication If failing to receive outdoor error between unit signal at the indoor unit outdoor unit for consecutive 3 minutes Where connection of communication line is not done Where communication line is short Failure of communication circuits of indoor unit Failure of communication circuits of outdoor unit Where distance between power line and communication line is not sufficient Failure Checking Method Does communication error occur
46. F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 54 muur V ews Indoor Unit Specifications Cooling Only 50Hz Model Unit LRNV286BGA0 LRNV366BGA0 LRNV386BGA0 W 8 200 10 600 11 100 Cooling Capacity kcal h 7 052 9 116 9 544 Btu h 27 995 36 168 37 875 W A Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 1182 298 450 1182 298 450 1182 298 450 inch 46 5 10 2 17 7 46 5 10 2 17 7 46 5 10 2 17 7 Coil Rows x Columns x 341221 341221 3 12 21 Face Area m 0 26 0 26 0 26 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 272 272 272 Running Current A 1 42 1 42 1 42 Fan Air Flow Rate H M L 25 93 21 8 17 6 28 4 25 3 21 8 29 6 26 3 23 6 cfm 893 770 622 1003 893 770 1045 930 833 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Ma
47. F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 193 Specifications 380V Cooling Only 60Hz HP 28 30 32 34 Model Name Combination Unit LRUV2809TRO LRUV3009TRO LRUV3209TRO LRUV3409TRO Independent Unit LRUV809TRO LRUV1009TRO LRUV1209TRO LRUV1409TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO Capacity Cooling W 78 400 84 000 89 600 95 200 kcal h 67 400 72 200 77 100 81 900 Btu h 267 500 286 600 305 700 324 800 Heating W kcal h gt i Btu h Input Cooling kW 24 8 26 7 29 6 31 7 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 5 77 87 110 5 77 87 110 5 77 87 110 5 Number of Revolution r p m 3472 3500 43500 950012 3472 3500 3500 3500 x2
48. Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 19 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 41 38 36 42 40 38 43 41 39 Power Supply 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mne CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 4 0ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB e Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities Heating 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 44 muur Vrs Indoor Unit Specifications Heat Pump 60Hz Model Unit LRNN382TDA C O LRNN422TDA C 0 LRNN482TDA C 0 11 100
49. Low Seng Low OFF Low Selectingfan ow OFF Fan Speed speed COMPRESSOR ON OFF ON OFF e A point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 fan stops B point When the indoor Heat Exchanger temperature is higher than 42 C fan operates at seleted fan speed when it becomes lower than 39 the fan operates at low speed B Hot Start Control The indoor fan does not rotate until the evaporator piping temperature reaches 25 The operation diagram is as following PIPING TEMPERATURE 25 22 INDOOR FAN COMPRESSOR ON Selected Fan 9 Low Fan Fan Stop 82 MuuriV ews Indoor Unit Dimensional Drawings 4 Dimensional Drawings LRNV076BTG Q 0 LRNN076BTG Q 0 LRNV072BTG Q 0 LRNN072BTG Q 0 LRNV096BTG Q 0 LRNN096BTG Q 0 LRNV092BTG Q 0 LRNN092BTG Q 0 LRNV126BTG Q 0 LRNN126BTG Q 0 LRNV122BTG Q 0 LRNN122BTG Q 0 Dimengi imension B D E F G H Capacity 7k 9k 12k 708 678 434 51 537 455 230 172 unit mm Top view Front view unit mm Inspection hole 600X600 Control box Suitable dimension is necessary to get a slope to drain as figure Service Manual 83 Piping Diagrams Piping Diagrams Ln ut VTT k Cooling Heat Exchanger LEV
50. Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 19 05 3 4 19 05 3 4 19 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 43 5 41 5 39 5 44 42 40 45 43 41 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mme CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 72 144 72 144 72 44 Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 45 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seco
51. Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 019 05 3 4 019 05 3 4 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 38 83 8 38 83 8 38 83 8 Noise Level Sound Press 1 5m H M L dBA 3 42 40 38 44 42 40 46 44 42 Power Supply 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 95 191 95 191 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x
52. SE Cooling Heat Exchanger LEV Heating gt Turbo Fan e Indoor unit e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid LRNV126SV 0 LRNN126SV 0 LRNV122SV 0 LRNN122SV 0 715 88 5 8 79 52 3 8 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 715 88 5 8 29 52 3 8 Color M Metal D Wood B Blue Service Manual 175 Wiring Diagrams 7 Wiring Diagrams THERMISTOR THERMISTOR FLOAT S W e 9 749 CAPACITOR GN ROOM CN FLOAT Bay T Yt MAINPCBASSY 5 Zo CN MOTOR Be 9 5 0 ic ay te z CN D PUMP 38 DRAIN 5 oo gt L STEP CN POWER MOTOR q gt 2 FUSE T3 15A 5 BEE o CONTROL CN COMM BUS A amp BUS B CN DISP s BR BL WHBKI A SBA DISPLAY PCB ASSY POWER INPUT TO OUTDOOR UNIT OR TO OUTDOOR UNIT 3854A20238C CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2
53. SPECICATION u L 162 ss PEINCUIONS mas deden en eneen 166 s Operation santen 169 Display FUNGUOM 173 Dimensional Drawings enne nnnnnnnnenenenn 174 Piping Diagrams 175 Wiring DiagramS 176 Disassembly of the parts 177 Service Manual 161 Specifications B 1 Specifications 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNV126SV 0 LRNV186SV 0 W 3 500 5 300 Cooling Capacity kcal h 3 009 4 557 Btu h 11 942 18 084 W E Heating Capacity kcal h Btu h mm 928 522 147 928 522 147 d dad inch 36 5 20 6 5 8 36 5 20 6 5 8 Coil Rows x Columns x 2 16 20 2 16 20 Face Area m 0 24 0 24 Type Turbo Fan Turbo Fan Motor Output 20 2 20 2 Running Current A 1 3x2 1 3x2 Fan Air Flow Rate H M L cmm 8 6 8 7 3 13 5 11 4 10 4 cfm 304 283 258 477 403 367 5 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene
54. SR 7k 9k 12k 40 20 40 ST 18k 105 0 210 0 unit mm Model LRNV076SRA LRNV072SRA O LRNNO76SRA 0 LRNNO72SRA LRNV096SRA LRNV092SRA LRNV126SRA LRNV122SRA O LRNNO96SRA 0 LRNNO92SRA O LRNN126SRA L O 10 10 10 1 0 O LRNN122SRA L O 900 285 156 LRNV186STA LRNV182STA AIAS S n gall aL Ls ed Je Sa O LRNN186STA L O O LRNN182STA L O 1090 314 172 118 V ews Indoor Unit Piping Diagrams Piping Diagrams ene Heat Exchanger Heating j Indoor unit e Thermistor Refrigerant pipe connection port diameter unit mm inch MODEL GAS LIQUID LRNV076SRA L 0 LRNN076SRA L 0 LRNV072SRA L 0 LRNN072SRA L 0 12 7 1 2 6 35 1 4 LRNVO96SRA L 0 LRNNO96SRA L 0 LRNVO92SRA L 0 LRNNO92SRA L O 12 7 1 2 6 35 1 4 LRNV126SRA L 0 LRNN126SRA L 0 LRNV122SRA L 0 LRNN122SRA L 0 12 7 1 2 6 35 1 4 LRNV186STA L O LRNN186STA L O LRNV182STA L O LRNN182STA L O 15 88 5 8 9 52 3 8 Service Manual 119 Wiring Diagrams 6 Wiring Diagrams
55. Service Manual 101 Wiring Diagrams B 7 Wiring Diagrams TEMP PIPE IN DOOR S W1 2 THERMISTOR THERMISTOR m A CAPACITOR CN DOOR1 2 CN ROOM CN PIPE E CN PIPE OUT YE MAIN ASSY 9 gt gt BK CN MOTOR gt 2 INDOOR 2 2 7 i S 6 Q STEP gt MOTOR CN POWER 2 PT Q STEP FUSE T3 15A 5 MOTOR F CN COMM BUS A 1 BUS B ko CONTROL BRIBL WH BK 9 1 L 2 N 3 A E px TT CN DISP POWER 1 INPUT Te ope DISPALY PCB ASSY OR TO OUTDOOR UNIT 3854A20238D YELLOW SPEC COLOR DESCRIPTION 102 mur V ews Indoor Unit Disassembly of the parts 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF 1 Remove the air filter Pull the inlet grille slightly toward you Pull out the air filter 2 pieces 2 Remove the girlle from chassis Remove the screws securing the side plate and push to the bottom side Unhook the hanger from the hanger screw at the left and the right side Pick out the inlet
56. W the estimated value should be large enough to Mega Ohm unit 3 Set the multi meter to diode mode and estimate between each pair of terminal U V W U 5 V 5 W the estimated value should be stable and be in between 0 to 1 ex 0 35 0 46 etc If one of the above articles is not satisfied bridge diode must be inferior and to be replaced Caution In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y in inverter board refer to page 172 turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock Service Manual 253 Checking Method for Key Components 2 5 IPM Inte Internal circuit diagram Appearance P 1 Unplug the terminal of electrolytic capacitor from the and N terminal of IPM Set the multi meter to resistance mode Check and estimate the resistance between each pair of terminal U P V P W 0 V W the estimated value should be large enough to Mega Ohm unit Set the multi meter to resistance mode Check and estimate the resistance between each pair of terminal 3 U 7 V 11 W 16 N 17 N 18 N the estimated value should be large enough to Mega Ohm unit the check point is inside of the screw hole U V W N if check points are plate face of the terminal then estimated values are gate resistance
57. 1 91 1511 34 2 2 69 2291 51 6 3 47 3071 64 9 1 94 1541 35 0 2 72 2321 52 1 3 5 3101 65 4 1 97 1571 35 8 2 75 2351 52 7 2 1601 36 5 2 78 2381 53 3 2 03 1631 37 3 2 81 2411 53 8 302 munuri V ews Trouble Shooting Guide Exploded View amp Replacement Parts List Exploded View amp Replacement Parts List 7 Exploded View amp Replacement Parts List 304 mur V ews Indoor Unit Exploded View amp Replacement Parts List DESCRIPTION REMARK No LRNNO96TCAO LRNVO092TCCO LRNV122TCCO 130911 CABINET ASSEMBLY INDOOR 3091A10024A 3091A10024A 3091A10024A 146811 MOTOR ASSEMBLY STEP 4681AR2727G 4681AR2727G 4681AR2727G 152312 FILTER ASSEMBLY CLEANER 1 5231A10003A 5231A10003A 5231A10003A 158591 PUMP ASSEMBLY WATER 5859A10001A 5859A10001A 5859A10001A 137211 PANEL ASSEMBLY FRONT 3721A10069K 3721A10069J 3721A10069J 249951 CONTROL BOX ASSEMBLY INDDOR 4995A11006A 4995A11006B 4995A11006C 263230 THERMISTOR ASSEMBLY ROOM 6323AQ3214P 6323AQ3214P 6323AQ3214P 263230 THERMISTOR ASSEMBLY PIPE IN 6323AQ3226E 6323AQ3226E 6323AQ3226E 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226V 6323AQ3226V 6323AQ3226V 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 6601A20001E 6601A20001E 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002A 6711A10002Q 6711A10002Q 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096B 6871A20096B 6871A20096B 268714 PW
58. 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 163 Specifications 1 260Hz 1 2 1 Cooling Only Cooling Only 60Hz Model Unit LRNV122SV 0 LRNV182SV 0 3 500 5 300 Cooling Capacity kcal h 3 009 4 557 Btu h 11 942 18 084 5 Heating Capacity kcal h Btu h mm 928 522 147 928 522 147 inch 36 5 20 6 5 8 36 5 20 6 5 8 Coil Rows x Columns x 2 16 20 2 16 20 Face Area m 0 24 0 24 Type Turbo Fan Turbo Fan Motor Output 20 2 20 2 Running Current A 1 3x2 1 3x2 Fan Air Flow Rate H M L 8 6 8 7 3 13 5 11 4 10 4 cfm 304 283 258 477 403 367 5 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 29 52 3 8 29 52 3 8 Pipe Connections G
59. 27 2 2 39 731 8 0 0 86 221 26 1 2 42 741 8 5 0 89 231 25 0 2 45 751 8 9 0 92 241 23 9 2 48 761 9 4 0 95 251 22 9 2 51 771 9 8 0 98 261 21 9 2 54 781 10 2 1 01 271 20 9 2 57 791 10 7 1 04 281 20 0 2 6 801 11 1 1 07 291 19 1 2 63 811 11 5 1 1 301 18 2 2 66 821 11 9 1 13 311 17 3 2 69 831 12 3 1 16 321 16 5 2 72 841 12 7 1 19 331 15 6 2 75 851 13 1 1 22 341 14 8 2 78 861 13 5 1 25 351 14 0 2 03 611 2 3 2 81 871 13 9 Service Manual 301 Voltage Pressure Table High pressure sensor YSK S345 sensor Voltage V_ Tbub Voltage V P kPa Tbub Voltage V P kPa Tbub 1 28 881 14 3 2 06 1661 38 0 2 84 2441 54 4 1 31 911 15 5 2 09 1691 38 7 2 87 2471 54 9 1 34 941 16 6 2 12 1721 39 4 2 9 2501 55 5 1 37 971 17 7 2 15 1751 40 2 2 93 2531 56 0 1 4 1001 18 8 2 18 1781 40 9 2 96 2561 56 5 1 43 1031 19 8 2 99 2591 57 1 1 46 1061 20 9 3 02 2621 57 6 1 49 1091 21 9 3 05 2651 58 1 1 52 1121 22 9 3 08 2681 58 6 1 55 1151 23 8 3 11 2711 59 1 1 58 1181 24 8 3 14 2741 59 6 1 61 1211 25 7 3 17 2771 60 1 1 64 1241 26 6 3 2 2801 60 6 1 67 1271 27 5 3 23 2831 61 1 1 7 1301 28 4 3 26 2861 61 6 1 73 1331 29 3 3 29 2891 62 1 1 76 1361 30 1 3 32 2921 62 6 1 79 1391 31 0 3 35 2951 63 1 1 82 1421 31 8 3 38 2981 63 5 1 85 1451 32 6 3 41 3011 64 0 1 88 1481 33 4 2 66 2261 51 0 3 44 3041 64 5
60. 3721A20180C 3721A20180C 3721A20180C 137213 PANEL ASSEMBLY SIDE 3721A20181C 3721A20181C 3721A20181C 3721A20181C 137213 PANEL ASSEMBLY SIDE 3721A20183C 3721A20183C 3721A20183C 3721A20183C 437213 PANEL ASSEMBLY REAR INDOOR 3721A2006C 3721A2006C 3721A21006C 3721A21006C 437213 PANEL ASSEMBLY REAR INDOOR 3721A2007C 3721A2007C 3721A21007C 3721A21007C 149900 HANGER 4990 20004 4990A20004A 4990A20004A 4990A20004A 322 Indoor Unit Exploded View amp Replacement Parts List ae DESCRIPTION REMARK LRNN426BGA0 LRNN362BGA0 359012 FAN ASSEMBLY BLOWER 5901A10028V 5901A10028V 336600 HOUSING MECH WRAPPER 3660A20019A 3660A20019A 336600 HOUSING MECH WRAPPER 3660A20020A 3660A20020A 346810 MOTOR ASSEMBLY INDOOR 4681A10013A 4681A10013A 359012 FAN ASSEMBLY BLOWER 5901A10026A 5901A10026A WOCZZ CAPACITOR DRAWING 2A00986D 2A00986D 354210 EVAPORATOR ASSEMBLY FIRST 5421A10027C 5421A10027C 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20416G 5211A20416G 552116 TUBE ASSEMBLY EXPANSION 5211A10426A 5211A10426A 330870 DRAIN PAN ASSEMBLY 3087A10008C 3087A10008C 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10127W 4995A10127W 268714 PWB PCB ASSEMBLY MAIN 6871A10166E 6871A10166E 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 26323
61. 38 1 1 2 38 111 38 1 11 2 0381 1 O38 1 1 2 Unit 3 Outdoor Units System HP 28 30 32 34 36 38 40 Model LRUV2809TRO LRUV3009TRO LRUV3209TRO LRUV3409TRO LRUV36O9TRO LRUV3809TRO LRUV4008TRO LRUV809TRO LRUV1009TRO LRUV1209TRO LRUV1409TRO LRUV1209TRO LRUV1409TRO LRUV1609TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1209TRO LRUC1209TRO LRUC1209TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1009TRO LRUC1209TRO LRUC1209TRO LRUC1209TRO Product Charge kg 10x3 10x3 10x3 10x3 10x3 10x3 10x3 CF Correction Factor kg 0 0 0 1 1 2 2 Connectable No of Indoor Units 32 32 32 34 36 38 40 Net Weight kg Ibs 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 4 1280 x 1555 x 730 x8 ana 1280 x 1555 x 730 x8 1280 x 1955 x 730 x3 Liquid Pipes mm inch 22 2 7 8 22 2 78 22 2 7 8 22 2 7 8 22 2 7 8 22 2 7 8 022 2718 Gas Pipes mm inch 044519 0445134 4451 044 50394 044519 0445139 0445 13 18 MunuriV bus E Heat Pump Unit 1 Outdoor Unit Half size 1 Outdoor Unit System HP 5 6 8 10 12 14 M
62. 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 194 V ews Outdoor Unit Specifications 380V Cooling Only 60Hz HP 36 38 40 Model Name Combination Unit LRUV3609TRO LRUV3809TRO LRUV4009TRO Independent Unit LRUV1209TRO LRUV1409TRO LRUV1609TRO LRUC1209TRO LRUC1209TRO LRUC1209TRO LRUC1209TRO LRUC1209TRO LRUC1209TRO Capacity Cooling 100 800 106 400 112 000 kcal h 86 700 91 500 96 300 Btu h 343 900 363 100 382 200 Heating W kcal h Btu h I Input Cooling kW 35 4 37 5 39 5 Heating kW 2 Casing Color WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Maker LG LG LG Piston Displacement cm rev 77 87 110 5 77 87 110 5 77 87 110 5 Number of Revolution r p m 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 Motor
63. 648600 CLAMP CAPACITOR 4H00442C 4H00442C WOCZZ CAPACITOR DRAWING 2A00986D 3H00660M W6640 TERMINAL BLOCK 6640W3A009A 6640W3A009A Service Manual 317 Exploded View amp Replacement Parts List 318 Indoor Unit Exploded View amp Replacement Parts List ae DESCRIPTION REMARK LRNV182BHAO LRNV212BHAO LRNV242BHAO LRNV246BHAO 359012 FAN ASSEMBLY BLOWER 5901A10028T 5901A10028T 5901A10028T 5901A10028T 336600 HOUSING MECH WRAPPER 3660 20017 3660A20017A 3660A20017A 3660A20017A 336600 HOUSING MECH WRAPPER 3660 20018 3660A20018A 3660A20018A 3660A20018A 346810 MOTOR ASSEMBLY INDOOR 4681A10013C 4681A10013C 4681A10013C 4681A10013C 359012 FAN ASSEMBLY BLOWER 5901 10026 5901 10026 5901A10026A 5901A10026A WOCZZ CAPACITOR DRAWING 2A00986D 2A00986D 2A00986D 2A00986D 354210 EVAPORATOR ASSEMBLY FIRST 5421A20100B 5421 201008 6421 201008 5421A20100B 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20465D 5211 20465 5211A20465D 5211A20465D 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10305A 5211 10305 5211 10305 5211 10305 330870 DRAIN PAN ASSEMBLY 3087A10008D 3087A10008D 3087A10008D 3087A10008D 249951 CONTROL ASSEMBLY INDOOR 4995A10127K 4995A10127L 4995 10127 4995 10127 268714 PWB PCB AS
64. CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 380 415 50 3 380 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 184 murri V ews Outdoor Unit Specifications 380V Cooling Only 50Hz HP 36 38 40 Model Name Combination Unit LRUV3608TRO LRUV3808TRO LRUV4008TRO Independent Unit LRUV1208TRO LRUV1408TRO LRUV1608TRO LRUC1208TRO LRUC1208TRO LRUC1208TRO LRUC1208TRO LRUC1208TRO LRUC1208TRO Capacity Cooling W 100 800 106 400 112 000 kcal h 86 700 91 500 96 300 Btu h 343 900 363 100 382 200 Heating W kcal h Btu h Input Cooling kW 35 4 37 5 39 5 Heating kW 2 Casing Color WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Maker LG LG LG Piston Displacement cm
65. Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 15 88 5 8 15 88 5 8 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 19 41 9 19 41 9 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 38 35 32 41 39 37 40 37 35 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 189 378 189 378 72 44 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities Heating 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Servi
66. Gas pipe gt lt gt lt 25 3 Pressure sensor H Pressure switch N Check valve Tee LEV Thermistor IEEE IV Inverter Comp Compressor IQ Solenoid valve LEV Linear Expansion Valve ppm OS Oil Separator Strainer Accum Accumulator 224 mur V ews Outdoor Unit Piping Diagrams 4 1 3 Oil Return Defrost Operation High temperature High pressure gas 4 High temperature High pressure liquid Low temperature Low pressure gas Heat Exchanger Filter leid CE w lt H Y 00 w o lt A Gas pipe Y Ov 2 T ED NA lt TS Liquid pipe 8 ny Accum 1 comp T Pressure sensor Pressure switch gt Liquid Injection N Check valve Drier edi H DE Y Thermistor INV Inverter Comp Compressor Solenoid valve LEV Linear Expansion Valve X Sonne valve OS Separator Accum Accumulator Strainer Service Manual 225 Piping Diagrams 4 2 1 Coo
67. HP 36 38 40 Model Name Combination Unit LRUN3608TRO LRUN3808TRO LRUN4008TRO Independent Unit LRUN1208TRO LRUN1408TRO LRUN1608TRO LRUH1208TRO LRUH1208TRO LRUH1208TRO LRUH1208TRO LRUH1208TRO LRUH1208TRO Capacity Cooling W 100 800 106 400 112 000 kcal h 86 700 91 500 96 300 Btu h 343 900 363 100 382 200 Heating W 113 400 119 700 126 000 kcal h 97 500 102 900 108 400 Btu h 386 900 408 400 429 900 Input Cooling kW 35 4 37 5 39 5 Heating kW 33 35 36 8 Casing Color WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Maker LG LG LG Piston Displacement cm rev 77 87 110 5 77 87 110 5 77 87 110 5 Number of Revolution r p m 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 Motor Output x Number W 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 Starting Method Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 271x4 291x2 271x4 291x2 271x4 Air Flow Rate High cmm 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Discharge Side Top Top Top Top Pipe Connctions Liquid Pipes mm inch 22 2 7 8 22 2 7 8 22 2 7 8 Gas Pipes mm inch 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D
68. If you contact screw driver to LEV and contact your ear to driver hand grip you can confirm the noise Full open from LEV 1950 pulses pulse If liquid refrigerant is in LEV the noise is lower 250 murri V ruvs Trouble Shooting Guide LEV Coil and body Outdoor unit Checking Method for Key Components Coil part Lead wire Remove and assemble the coil Body Remove Assemble A part Grip the A part tightly and pull up coil part upward When the coil part is removed or assembled be careful not to bend the pipe of the body Service Manual 251 Checking Method for Key Components LEV failure check method Attention Outdoor unit LEV and Indoor unit LEV are different in specification so the repair process may be different 2 Check indoor unit FAN mode liquid pipe temperature from operation monitor of outdoor unit control board 3 When fan rotate and LEV is fully closed if there is any leakage then the temperature is down If estimated temperature is very low in comparison with suction temperature which is displayed at remote controller then the valve is not fully closed Replace LEV Failure mode Diagnosis Repair process Unit Microcomputer 1 Disconnect the LEV connector form control b
69. Interconnecting Piping Length 7 5m Level Difference of Zero 58 muur Vrs Indoor Unit Specifications Heat Pump 50Hz Model Unit LRNN426BGA0 LRNN486BEA0 W 12 300 14 100 Cooling Capacity kcal h 10 578 12 126 Btu h 41 992 48 137 W 13 838 15 863 Heating Capacity kcal h 11 040 13 156 Btu h 43 829 54 156 Casing Galvanized Steel Plate Galvanized Steel Plate nm mm 1182 298 450 1230 370 680 UTE inch 46 510 217 7 48 4 14 6 26 8 Coil Rows x Columns x 3 12 21 3 14 17 Face Area m 0 26 0 43 Type Sirocco Fan Sirocco Fan Motor Output 272 320 Running Current A 1 42 4 00 Fan Air Flow Rate H M L 32 0 28 4 27 2 40 0 36 2 32 6 cfm 1130 1003 961 1412 1279 1151 External Static Pressure Pa 78 5 98 1 Drive Direct Direct Speed control Phase Control Steps Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp
70. Low pressure gas Tear Exchanger EV 7 Tear Exchanger LEV Filter Filter Filter L Indoor unit High Low Pressure Common COD Bi A ooo Kz aaa ICC 3 5 aes D E z 6c v 0 5 282 o c 9 o Pressure sensor Thermistor 3 y o DA 1 7 Pressure switch 121 Solenoid valve Comp Compressor z LEV Linear Expansion Valve Check valve X Service valve OS Oil Separator S T eiit Accum Accumulator Service Manual 231 iring Diagrams l 5 Wiring Diagrams p J69v0cVvS8 NOlLdO JAQON ANO 1d39X3 NS dH HE9 3ATVA d ALON LINN HOOQNI M00 18 TVNIAH3 L aly ZHOS OV 086 N 1 S u ANI pia ma N 1 s u wna jm NVA 1V3H nm Nv oq i ya 29 25 olanovn vino Ga eee eer lao e 155 0 VOE A009 VINOS Seni 12 ELNO ZEND LENO o Moms 5 8 i1no
71. SUE T Error Item Meaning Major Error Occurrence Cause 54 3 phase wrong wiring 3 phase wrong wiring Abnormal inverter PCB 54 of main outdoor unit of outdoor unit No connection of R S T power 110 3 phase wrong Reverse Changed R S T connection order 110 wiring of Sub1 phase omission of 141 outdoor unit phase 141 3 phase wrong wiring of Sub2 outdoor unit Trouble shooting Flow Is R S T power connection status normal Check or reconnect power lines Is fuse normal v Yes Is operation status normal Check or replace fuse Check or replace the main PCB Yes Check or replace the inverter PCB Service Manual 279 Self diagnosis function Fault diagnosis and Trouble shooting guide Error Display No Error Item Meaning Major Error Occurrence Cause Heatsink of inverter Overheat of inverter Overheat of IPM 62 compressor heatsink Failure of cooling fan Trouble shooting Flow Is the compressor IPM normal Replace the compressor IPM Replace the fan IPM Is the fan IPM normal Replace the cooling fan Is the cooling fan normal Check the main PCB terminal 280 mur Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Bb No Error Item Meaning Major Error Occurrence Cause Communication error Communication error No connection of communica
72. cfm m min x 35 3 38 muur V euvs Indoor Unit Specifications Heat Pump 50Hz Model Unit LRNN386TDA C O LRNN426TDA C O LRNN486TDA C O W 11 100 12 300 14 100 Cooling Capacity kcal h 9 544 10 578 12 126 Btu h 37 875 41 992 48 137 12 487 13 838 15 863 Heating Capacity kcal h 10 737 11 040 13 156 Btu h 42 607 43 829 54 156 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions W H D inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 212 21 Face Area m 2 0 26 2 0 26 2 0 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 1 10 1 10 1 10 Fan Air Flow Rate H M L 28 26 24 32 5 30 28 1 34 5 32 5 30 989 019 848 1148 1060 993 1219 1148 1060 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fa
73. mm 1280 1555 730 x3 1280 1555 730 x3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 Control L E V L E V L E V Power Supply QiVIHz 3 380 415 50 3 380 415 50 3 380 415 50 Notes Conversion Formula Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve 190 mur Outdoor Unit 1 2 1 Cooling Only Specifications 380V Cooling Only 60Hz HP 5 6 8 10 Model Name Combination Unit LRUVSO9TO LRUV609TO LRUV809TO LRUV1009TO Independent Unit LRUV509T0 LRUV609T0 LRUV809T0 LRUV1009T0 Capacity Cooling W 14 000 16 000 22 400 28 000 kcal h 12 000 13 800 19 300 24 100 Btu h 47 800 54 600 76 400 95 500 Heating W kcal h Btu h I I Input Co
74. the outdoor fan is turned on off according to the indoor pipe temperature While in defrost control both of the indoor and outdoor fans are turned off E Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temperature at that moment as follows 24 C lt Inatake Air Temperature gt Fuzzy Operation for Cooling 21 C lt Inatake Air Temperature lt 24 C gt Fuzzy Operation for Dehumidification Inatake Air Temperature lt 21 C gt Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 C or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compressor is turned on Compressor ON Temperature gt Setting Temperature 0 5 C Compressor OFF Temperature 2 Setting Temperature 0 5 At the beginning of Fuzzy mode operation the setting t
75. website http www lgservice com MULTI V pLus System Air Conditioner SERVICE MANUAL MODELS LRUV LRUN Series LRNV LRNN Series CAUTION e BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL MULTI V ews Air Conditioner Service Manual TABLE OF CONTENTS sciri rM 3 Model Ll d 11 External Appearance 12 Combination of Outdoor Units 14 one ee esha ai HER 15 Outdoor Units 16 Indoor UNMS 21 Ceiling Mounted Cassette Type 1Way 22 Ceiling Mounted Cassette 4 33 Ceiling Concealed Duct Type High 56 Ceiling Concealed Duct LOW static 75 Convertible oor cece eee 87 Wall Mounted Type J 107 Art Cool Type Deluxe 123 Art GOOL TYPE m 143 Art Cool ts tec 161 Outdoor UNS can oto pec tacet 179 LRUV LRUN Series
76. x 35 3 Service Manual 201 Specifications 220V Heat Pump 60Hz HP 8 10 12 Combination Unit LRUN80BTO LRUN100BTO LRUN120BTO Model Name LRUNSOBTO LRUN100BTO LRUN120BTO Independent Unit Cooling W 22 400 28 000 33 600 kcal h 19 300 24 100 28 900 Capacity Btu h 76 400 95 500 114 700 Heating W 25 200 31 500 37 800 kcal h 21 700 27 100 32 500 Btu h 86 000 107 500 129 000 Input Cooling kW 7 7 9 8 11 8 Heating kW 7 5 9 6 11 5 Casing Color WARM GRAY WARM GRAY WARM GRAY Compressor Type Scroll Scroll Scroll Maker LG LG LG Piston Displacement cm rev 53 5 110 53 5 110 53 5 110 Number of Revolution r p m 3460 3500 3460 3500 3460 3500 Motor OutputxNumber kW 312046100 3120 6100 312046100 Starting Method Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 1950 10 2325 10 1950 10 2325 10 1950 10 2325 10 Fan Type Propeller Fan Propeller Fan Propeller Fan Motor OutputxNumber W 291x2 291x2 291x2 Air Flow Rate High cmm 90x2 90x2 90x2 3177 2 3177 2 3177 2 Drive Inverter Inverter Inverter Discharge Side Top Top Top Top Pipe Connctions Liquid Pipes mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Gas Pipes mm inch 28 58 1 1 8 028 58 1 1 8 028 58 1 1 8 Dimensions W H D mm inch 1280 1555 730 50 4 61 2 28 7 1
77. x2 8410200 B04x612x287 x2 0046248702 0046022872 0040680082 8040612087 Pine Connections Liquid Pipes mm inch 19 05 3 4 19 05 3 4 19 05 3 4 019 05 3 4 019 05 3 4 019 05 3 4 Gas Pipes mm inch 38 1 11 2 38 1 11 2 38 1 1 2 38 1 11 2 38 1 11 2 G38 1 11 2 Unit 3 Outdoor Units System HP 28 30 32 34 36 38 40 Model LRUN2809TRO LRUN3009TRO LRUNS209TRO LRUN3409TRO LRUN3609TRO LRUNSBOSTRO LRUN4009TRO LRUN809TR0 LRUN1009TRO LRUN1209TRO LRUN1409TRO LRUN1209TRO LRUN1409TRO LRUN1609TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1209TRO LRUH1209TRO LRUH1209TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1209TRO LRUH1209TRO LRUHT209TRO Product Charge kg 10x3 10x3 10x3 10x3 10x3 10x3 10x3 CF Correction Factor kg 0 0 0 1 1 2 2 Max Connectable No Indoor Units 32 32 32 34 36 38 40 Net Weight ko lbs 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 Dimensions W x H x D mmi inch 1280 ae 1280 x 1585 x 730 x3 1080 1280 x 1555 x 730 x3 1280 1 1280 x 1555 730 x3 1280 x 1585 x 73013 4082080 0461229743 40200 Pipe Connections Liquid Pipes mm inch 22 2 7 8 022 2 7 8 022 2 7 8 22 2 7 8 22 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 44 5 1 4 44 5 15 4 44 5 134 044 513 O44 5 194 44 5 134 44 5 1 5
78. 0 LRNV122SP 0 LANN122SP 0 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 B Blue M Metal D Wood B Blue M Metal D Wood Ceiling amp Floor Convertible LRNV186VBAO LANNA86VBA0 LRNV182VBAO LRNN182VBAO LRNV246VBA0 LRNN246VBA0 LRNV242VBAO LANN242VBA0 x These are model names of the basic function 12 MULTI V eius 2 2 Outdoor Unit LRUV508T0 LRUN508T0 LRUV509T0 LRUN509TO LRUV608T0 LRUN608TO LRUV609TO LRUN609TO LRUV808T0 LRUV809T0 LRUN808T0 LRUN809T0 LRUV80BTO LRUN80BTO LRUV1008T0 LRUN1008T0 LRUV1009T0 LRUN1009T0 LRUV100BTO LRUN100BTO LRUV1208T0 LRUN1208TO LRUV1209TO LRUN1209TO LRUV120BTO LRUN120BTO LRUV1408TO LRUN1408TO LRUV1409TO LRUN1409TO LRUV1608TSO LRUN1608TSO LRUV1609TSO LRUN1609TSO LRUV1808TSO LRUN1808TSO LRUV1809TSO LRUN1809TSO LRUV2008TSO LRUN2008TSO LRUV2009TSO LRUN2009TSO LRUV2208TSO LRUN2208TSO LRUV2209TSO LRUN2209TSO LRUV2408TSO LRUN2408TSO LRUV2409TSO LRUN2409TSO LRUV2609TSO LRUN2609TSO External Appearance 16 18 20 22 24 26HP LRUV2608TRO LRUN2608TRO LRUV2808TRO LRUN2808TRO LRUV2809TRO LRUN2809TRO LRUV3008TRO LRUN3008TRO LRUV3009TRO LRUN3009TRO LRUV3208TRO LRUNS208TRO LRUV3209TRO LRUN3209TRO LRUV3408TRO LRUN3408TRO LRUV3409TRO LRUN3409TRO LRUV3608TRO LRUN3608TRO LRUV3609TRO LRUN3609TRO LRUV3808TRO LRUN3808TRO LRUV3809TRO LRUN3809TRO LRUV4008TRO LRUN4008
79. 1 2 12 7 1 2 12 7 1 2 012 7 1 2 Gas Pipes mm inch 19 05 3 4 22 2 7 8 28 58 1 s 28 58 1 s 028 58 17 28 58 1 1 8 Unit 2 Outdoor Units 3 Outdoor Units System HP 16 18 20 22 24 26 Model LRUV1608TSO LRUV1808TSO LRUV2008TSO LRUV2208TSO LRUV2408TS0 LRUV2608TRO LRUV808TSO LRUV1008TSO LRUV1008TSO LRUV1208TSO LRUV1208TSO LRUV1008TRO LRUC808TSO LRUC808TSO LRUC1008TSO LRUC1008TSO LRUC1208TS0 LRUC808TRO LRUC808TRO Product Charge kg 10x2 10x2 10x2 10x2 10x2 10x3 CF Correction Factor kg 2 2 2 2 2 0 Max Connectable No of Indoor Units 20 20 20 22 24 26 Net Weight kg lbs 300 661 4 x2 300 661 4 x2 300 661 4 x 2 300 661 4 x2 300 661 4 x2 300 661 4 x3 Dimensions W x Hx D mm nch 1080x155 790 1280x 1555 790 1280x 1555 x790 X2 1280 x 1555x730 x2 1280 x 1555 730 1280 1555 X 730 x3 MAALAA 5045x6121287 x2 0002080 0682080 0082080 Pipe Connections Liquid Pipes mm inch 19 05 3 4 019 05 3 4 019 05 3 4 019 05 3 4 019 05 3 4 022 2 7 8 Gas Pipes mm inch 38 1 1 2 38 1 11 2 38 1 11 2 38 1 1 2 238 1 1 2 44 5 13 4 Unit 3 Outdoor Units System HP 28 30 32 34 36 38 40 Model LRUV2808TRO LRUV3008TRO LRUV3208TRO LRUV3408TRO LRUV3608TRO LRUV3808TRO LRUV4008TRO LRUV808TRO LRUV1008TRO LRUV1208TRO LRUV1408TRO LRUV1208TRO LRUV1408TRO LRUV1608TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO
80. 1 220 1 292 1 367 5 83 1 63 21 47 19 50 96 54 98 7 90 1 32 60 1 176 1 246 1 320 5 90 T 66 20 44 60 48 11 51 85 7 77 1 31 61 1134 1 203 1274 508 1 69 19 42 17 45 43 48 91 7 6596 1 30 2 1 1 161 1 231 05 18 39 88 42 92 46 15 7 53 1 29 62 1 093 1161 1221 8 05 138 17 37 73 40 56 43 57 7 4096 1 28 64 1 017 1 081 1 148 6 20 1 79 16 35 71 38 35 41 14 7 28 1 26 65 0 9815 1 044 1 110 6 28 1 82 1 5 33 81 36 26 38 86 431 696 1 25 66 0 9472 1 008 1 072 6 35 1 14 32 02 34 30 36 72 7 04 1 24 67 09143 0 9739 1037 543 188 13 30 33 32 46 34 71 6 93 1 23 Ene 68 0 8827 0 9409 1 002 6 50 1 91 12 28 74 30 73 32 82 6 81 1 22 2 69 0 8523 0 9092 0 9689 6 57 1 95 11 27 25 29 10 31 04 6 69 1 20 5 5584 2937 Binn 19 70 0 8232 0 8787 0 9370 6 64 1 98 24 12 71 0 7951 0 8493 0 9064 6 72 2 01 3 24 21 26 11 27 80 8 16 148 72 0 7682 08211 0 8768 6 79 2 04 3 22 07 23 47 24 93 6 239 115 73 0 7423 0 7940 0 8484 6 8696 2 08 4 74 0 7174 0 7678 0 8211 6 93 2 11 6 20 95 22 26 23 62 6 12 1 14 5 19 90 21 31 2 22 39 6 01 96 1 13 75 0 6935 0 7427 0 7947 7 0096 2 1 4 d 1891 20 04 2122 5 90 TTI 76 0 6704 0 7185 0 7693 7 07 2 18 3 17 97 19 02 20 13 5 79 1 10 71 0 6483 0 6952 0 7449 7 15 2 21 2 17 08 18 07 19 09 5 68 1 09 78 0 6270 0 6728 0 7214 7 22 2 25 1 16 24 17 16 18 12 5 5796 1 07 79 0 6064 0 6512 0 6987 7 2996 2 28 0 15 45 16 31 17 20 5 46 1 80 0 5867 0 6304 0 6768 7 36 2 31
81. 12 300 14 100 Cooling Capacity kcal h 9 544 10 578 12 126 Btu h 37 875 41 992 48 137 W 12 487 13 838 15 863 Heating Capacity kcal h 10 737 11 040 13 156 Btu h 42 607 43 029 54 156 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions W H D inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 m 20 26 20 26 20 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 1 10 1 10 1 10 Fan Air Flow Rate H M L 28 26 24 32 5 30 28 1 34 5 32 5 30 cfm 989 919 848 1148 1060 993 1219 1 148 1060 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Notes 1 Capacities are based on the following conditions Cooling e Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB
82. 2 28 9 1 21 2 Coil Rows x Columns x FPI 2 12 18 2 12 18 2 12 18 Face Area m 0 12 0 12 0 12 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output W 40 40 40 Running Current A 0 30 0 30 0 30 Fan Air Flow Rate H M L cmm 8 7 7 5 6 2 9 5 8 7 7 5 10 6 9 5 8 7 cfm 307 265 219 336 307 265 375 336 307 External Static Pressure Pa 19 6 19 6 19 6 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 06 35 1 4 06 35 1 4 06 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe ID mm 25 4 25 4 25 4 Net W
83. 200 72 800 kcal h 48 200 53 000 57 800 62 600 Btu h 191 100 210 200 229 300 248 400 Heating W 63 000 69 300 75 600 81 900 kcal h 54 200 59 600 65 000 70 400 Btu h 225 000 236 500 258 000 279 500 Input Cooling kW 17 8 20 7 23 6 25 7 Heating kW 17 2 19 6 22 24 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 3 77 87 110 3 77 87 110 3 77 87 110 3 Number of Revolution r p m 3472 3500 3500 3500 3472 3500 3500 3500 3472 3500 3500 3500 3472 3500 3500 3500 Motor Output x Number W 4309 5700 5700 5700 4309 5700 5700 5700 4309 5700 5700 5700 4309 5700 5700 5700 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 405 SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x3 2325 10 2325 10 x3 2325 10 2325 10 x3 2325 10 2325 10 x3 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 271x2 291x2 271x2 291x2 271x2 291x24271x4 Air Flow Rate High cmm 90x4 90x4 90x4 90x4 cfm 3177x4 3177x4 3177x4 3177x4 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 019 05 3 4 019 05 3 4 019 05 3 4 019 05 3 4 Gas Pipes mm inch 38 1 1 1 2 098 1 1 1 2 038 1 1 1 2 038
84. 24 25 8 28 2 30 2 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 5 77 87 110 5 77 87 110 5 77 87 110 5 Number of Revolution r p m 3472 2900 42900 2900 x2 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 Motor Output x Number W 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 405 SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 5 2325 10 2325 10 5 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291 2 271 4 291 2 271 4 291 2 271 4 291 2 271 4 Air Flow Rate High cmm 90x6 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 22 2 7 8 22 2 7 8 22 2 7 8 022 2 7 8 Gas Pipes mm inch 044 5 1 3 4 44 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 8 1280 1555 730 3 12803 1555 730 3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 Ne
85. 252 Notes Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 60 muur V rvs Indoor Unit Specifications Cooling Only 60Hz Model Unit LRNV282BGA0 LRNV362BGA0 LRNV382BGA0 8 200 10 600 11 100 Cooling Capacity kcal h 7 052 9 116 9 544 Btu h 27 995 36 168 37 875 W 2 2 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 1182 298 450 1182 298 450 1182 298 450 inch 46 5 10 2 17 7 46 5 10 2 17 7 46 5 10 2 17 7 Coil Rows x Columns x 3 12 21 3 12 21 3 12 21 m 0 26 0 26 0 26 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 177 177 272 Running Current A 1 68 1 68 1 68 Fan Air Flow Rate H M L 25 3 21 8 17 6 28 4 25 3 21 8 29 6 26 3 23 6 cfm 893 770 622 1003 893 770 1045 930 833 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control Phase Control
86. 291x24271x4 291x2 271x4 Air Flow Rate High cmm 90x6 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 022 2 7 8 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x3 12807 1555 730 3 1280 1555 730 K3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 47 61 2 28 7 3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QIVIHz 3 380 60 3 380 60 3 980 60 3 380 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear E
87. 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 Face Area m 2 0 26 2 0 26 2 0 26 Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 0 80 0 80 1 10 Fan Air Flow Rate H M L 19 17 15 23 21 18 26 24 22 cfm 671 601 530 813 742 636 919 848 777 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 019 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 41 38 36 42 40 38 43 41 39 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White St
88. 566001 SWITCH MAGNET 6600B000048 Service Manual 365 Exploded View amp Replacement Parts List l Main Unit SUB Unit S54160 D _ O GE Y rau DM A ORN tus Outdoor Unit 366 mur Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN1008TSO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLEN
89. 60 3 380 60 3 380 60 3 380 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 191 Specifications 380V Cooling Only 60Hz 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve HP 12 14 16 18 Model Name Combination Unit LRUV1209TO LRUV1409TO LRUV1609TSO LRUV1809TSO Independent Unit LRUV1209T0 LRUV1409TO LRUV809TSO LRUV1009TSO LRUC809TSO LRUC809TSO Capacity Cooling W 33 600 39 200 44 800 50 400 kcal h 28 900 33 700 38 500 43 300 Btu h 114 700 133 800 152 900 172 000 Heating W I
90. 65 1963 2 088 2219 6 289 182 15 67 61 72 52 77 72 7 16 1 25 66 1894 2017 2 145 6 3597 185 14 64 03 68 61 73 44 7 04 1 24 67 1829 1948 2073 543 188 13 60 66 64 92 69 42 6 93 1 23 68 1765 1882 2004 650 191 12 57 48 61 45 65 64 6 81 1 22 69 1705 1818 1938 657 11 54 49 58 19 62 09 6 69 1 20 70 1 646 1757 1874 654 198 10 51 67 55 12 58 74 6 5896 1 19 9245 9 3501 E253 E560 65520 118 71 1 590 1 699 1 813 6 72 2 01 2651 20 50 5265 6 3597 116 72 1 536 1 642 1 754 6 79 2 04 5 22114 4554 49 86 623 115 73 1 485 1 588 1 697 6 86 2 08 5 4191 4452 4724 512 114 74 1 435 1 536 1 642 6 9396 2 11 E 37 81 40 08 42 45 5 90 131 76 1 341 1 437 1 539 7 0796 2 18 3 3594 38 05 4025 570 110 77 1 297 1 390 1 490 7 15 2 21 gt 3416 3613 38 19 5 6897 109 78 1 254 1 346 1 443 7 22 2 25 1 32 48 34 32 36 24 5 57 1 07 79 1 213 1 302 1 397 7 29 2 28 0 30 90 32 62 34 40 5 46 1 06 80 1 EJ 73 1 261 1 354 7 36 2 31 1 29 40 31 00 32 866 5 3697 1 04 81 1 185 1 221 1 311 7 42 2 35 2 27 98 29 48 3102 525 103 82 1 099 1 182 1271 7 4996 2 38 3 26 64 28 03 29 48 5 15 T 02 83 1 063 1 145 1 231 7 56 2 42 4 25 37 26 67 28 01 5 04 1 00 84 1 029 1 109 1 194 7 63 2 45 5 24 16 25 38 26 63 4 94 0 99 85 0 9967 1 074 1 157 7 7096 2 49 6 23 03 24 16 25 33 4 83 0 97 86 0 9651 1 041 1 122 77796 2 52 7 21 95 23 01 24 09 4 73 0 96 87 0 9347 1 009 1 088 7 84 2 56 8 20 92 21 91 22 93 4 63 0 95 88 0 9054 0 9778 1 055 7 90 2 59 9 19
91. 668713 PWB PCB ASSEMBLY SUB 6871A20258B 6871A20258C 152302 FILTER MECH A C 5230A20047A 5230A20047A 733010 PLATE 3301A10002A 3301A10002A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20077U 6711A20073C 266090 H V ASSEMBLY 6609A10005A 6609A10005A 336 mur Indoor Unit Exploded View amp Replacement Parts List Service Manual 337 Exploded View amp Replacement parts List PART No LOCATION No DESCRIPTION REMARK LRNNO96SPMO LRNV092SPD0 131410 CHASSIS ASSEMBLY 3141A20004F 3141A20004F 135303 GRILLE INLET 3530A10071D 3530A10071C 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20069D 3531A20069D 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531 A20069E 3531A20069E 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20069L 3531A20069L 135313 GRILLE ASSEMBLY INLET 3531A20113A 3531A20113M 135316 GRILLE ASSEMBLY FRONT INDOOR 3531A10145S 3531A10296D 135500 COVER 3550A20060A 3550A20060A 135500 COVER 3550A20123A 3550A20123A 135500 COVER 3550A20124A 3550A20124A 135515 COVER ASSY TOP INDOOR 3551A20031A 3551A20031A 144710 GEAR ASSEMBLY 4471 20001 4471 20001 144710 GEAR ASSEMBLY 4471A20001D 4471A20001D 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 14
92. 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 19 05 3 4 19 05 3 4 Drain Pipe ID mm 25 4 25 4 Net Weight kg Ibs 38 83 8 70 154 3 Noise Level Sound Press 1 5m H M L dBA 3 46 44 42 48 46 44 Power Supply 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 50 110 Notes Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 59 Specifications 1 2 1 Cooling Only Cooling Only 60Hz Model Unit LRNV182BHAO LRNV212BHA0 LRNV242BHAO W 5 300 6 200 7 000 Cooling Capacity kcal h 4 557 5 331 6 019 Btu h 18 084 21 155 23 885 W i E Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 882 260 450 882 260 450 882 260 450 inch 34 7 10 2 17 7 34 7 10 2 17 7 34 7 10 2 1
93. 79 0 92 Note T Temperature C 35 6 282 6 532 6 786 3 88 0 94 36 6 024 6 268 6 517 3 97 0 97 Rmin Minimum value of Resistance 37 5 777 6 016 6 260 4 05 1 00 38 5 542 5 776 6 015 4 14 1 02 Rcent Central value of Resistance 39 5 317 5 547 5 781 4 22 1 05 40 5 103 5 328 5 557 4 31 1 08 i i 1298 22945 PR 295 136 Rmax Maximum value of Resistance 42 4 704 4 919 5 139 447 1 13 ian i 43 4 518 4728 4 943 455 116 DR Deviation Ratio 44 4 340 4 545 4 756 4 64 1 19 25 4 170 4 371 4 577 4 72 1 22 DT Deviation Temperature 46 4 008 4 204 4 406 4 80 1 25 47 3 853 4 044 4 242 4 88 1 27 48 3 704 3 892 4 085 4 96 1 30 49 3 563 3 746 3 934 5 04 1 33 50 3 427 3 606 3 790 5 1296 1 36 300 Trouble Shooting Guide W Voltage Pressure Table Low pressure sensor Pressure kPa abs Voltage Pressure Table YSK S344 sensor Voltage V Voltage V 8 Tbub Voltage V P kPa Tbub Voltage V P kPa Tbub 0 5 101 43 9 1 28 361 13 2 2 06 621 2 8 0 53 111 41 9 1 31 371 12 5 2 09 631 3 3 0 56 121 40 0 2 12 641 3 8 0 59 131 38 3 2 15 651 4 3 0 62 141 36 7 2 18 661 4 8 0 65 151 35 1 2 21 671 5 3 0 68 161 33 6 2 24 681 5 7 0 71 171 32 3 2 27 691 6 2 0 74 181 30 9 2 3 701 6 7 0 77 191 29 6 2 33 711 7 1 0 8 201 28 4 2 36 721 7 6 0 83 211
94. 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 61 Specifications Cooling Only 60Hz Model Unit LRNV422BGA0 LRNV482BEA0 W 12 300 14 100 Cooling Capacity kcal h 10 578 12 126 Btu h 41 992 48 137 W Heating Capacity kcal h Btu h i 3 Casing Galvanized Steel Plate Galvanized Steel Plate Kd mm 1182 298 450 1230 370 680 inch 46 510 217 7 48 4 14 6 26 8 Coil Rows x Columns x 3 12 21 3 14 17 Face Area m 0 26 0 43 Type Sirocco Fan Sirocco Fan Motor Output W 272 320 Running Current A 1 68 4 00 Fan Air Flow Rate H M L cmm 32 0 28 4 27 2 40 0 36 2 32 6 1130 1003 961 1412 1279 1151 External Static Pressure Pa 78 5 98 1 Drive Direct Direct Speed control Phase Control Steps Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter I Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 019 05 3 4 019 05 3 4 Drain Pipe ID mm 25 4 25 4 Net Weight kg Ibs 38 83 8 70 154 3 Noise Level Sound Press 1 5m H M L dBA 3 46 44 42 48 46 44 Power Supply V Hz 1 220 60 1 220 60 Refrigerant Control LEV LE
95. 96 20 88 21 82 4 53 0 93 89 0 8771 0 9479 1 023 7 97 2 63 10 19 04 19 90 20 78 4 43 0 92 90 0 8498 0 9190 0 9928 8 04 2 67 11 1817 18 97 19 79 4 33 0 90 i e 3396 91 0 8235 0 8911 0 9633 8 10 2 70 12 17 34 18 09 18 85 4 23 0 89 92 0 7981 0 8641 0 9347 8 17 2 74 13 16 55 17 25 17 97 4 13 0 87 93 0 7736 0 8381 0 9071 8 24 2 77 14 15 81 16 46 17 13 4 03 0 86 94 0 7500 0 8130 0 8805 8 30 2 81 15 15 10 15 71 16 33 3 93 0 84 95 0 7272 0 7887 0 8547 8 37 2 85 16 1444 19 00 15 57 ET 043 96 0 7051 0 7653 0 8298 8 43 2 88 5 74 i 97 0 6839 0 7426 0 8058 8 50 2 92 18 13 19 13 68 14 18 3 65 0 80 98 0 6633 0 7208 0 7825 8 56 2 96 19 12 61 13 07 13 54 3 55 0 78 99 0 6435 0 6996 0 7600 8 63 3 00 20 12 06 12 49 12 32 3 19 0 76 100 0 6243 0 6792 0 7382 8 69 3 03 22 1142 1179 327 073 tot 53 10 58 10 92 11 27 310 0 72 103 0 5705 0 6218 0 6770 8 88 3 15 a 1 0609 ses 315 26 9 277 9 572 9 868 3 09 0 71 07 55 8525 3165 2505 3 189 106 0 5219 0 5698 0 6215 9 07 3 26 54 8 492 ST 9750 57 107 0 5068 0 5536 0 6042 9 14 3 30 29 8 158 8 08 8 691 A55 079 108 0 4921 0 5379 0 5874 9 2096 3 34 29 2 S 557 Sam 109 0 4780 0 5227 0 5711 9 26 3 38 3i 7452 7725 7995 35957 0 84 110 0 4643 0 5080 0 5554 9 33 3 42 32 7 138 7 403 7 671 3 62 0 86 33 6 839 7 099 7 362 3 71 0 89 34 6 554 6 809 7 067 3
96. ASSY DISPLAY 6871AQ3263A 268716 PWB PCB ASSEMBLY MAIN 6871A20701D 330870 DRAIN PAN ASSEMBLY 3087AP7233A 342800 BEARING 3H02821B 346810 MOTOR ASSEMBLY INDOOR 4681AP2306M 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A22147A 35211A TUBE ASSEMBLY SUCTION INDOOR 5211AP2813J 352150 HOSE ASSY DRAIN 5251AP2460B 354210 EVAPORATOR ASSEMBLY FIRST 5421AP2812A 359010 FAN ASSY CROSS FLOW 5901AR2351E 733010 PLATE ASSEMBLY INSTALL R 3301AP7519A 733010 PLATE ASSEMBLY INSTALL L 3301AP7519B WOCZZ CAPACITOR DRAWING 3 00671 152380 AIR GUIDE 5238AP2337A 147901 BARRIER INDOOR L 4791A20042A 147901 BARRIER INDOOR R 4791A20042B 137213 PANEL ASSEMBLY SIDE 3721AP2566A 137213 PANEL ASSEMBLY SIDE 3721AP2570A 342 mur V euvs Indoor Unit Exploded View amp Replacement Parts List Service Manual 343 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN508T0 LRUN608T0 REMARK 554160 COMPRESSOR SET 2520UNGV1AA 2520UNGV1AA 548490 ACCUMULATOR 4848A20001D 4848A20001D 553000 HEATER SUMP 5300A20008A 5300A20008A 352111 TUBE ASSEMBLY CONNECTOR 5211A22131A 5211A22131A 552201 VALVE CHECK 3A01020D 3A01020D 552203 VALVE SERVICE 5220A90012H 5220A90012H
97. BOX ASSEMBLY INDOOR 4995A12003R 4995 120035 4995A12003T 4995A12003L 249941 CONTROL BOX INDOOR 4994A10047A 4994A10047A 4994A10047A 4994A10047A 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20172V 6871A20172X 6871A20172E 6871A20172J 263230 THERMISTOR ASSEMBLY 6323A20004M 6323A20004M 6323A20004M 6323A20004M WOCZZ CAPACITOR DRAWING 3H01487A 3H01487A 3H01487A 3H01487A 330860 DRAIN PAN 3086A20015A 3086A20015A 3086A20015A 3086A20015A 263230 THERMISTOR ASSEMBLY 6323AQ3226Z 6323AQ82267 6323AQ3226Z 6323 032267 135216 GRILLE ASSEMBLY FRONT INDOOR 3531A21026L 3531A21026L 3531A21026L 3531A21026L 135313 GRILLE ASSEMBLY INLET 3531A10331B 3531A10331B 3531A10331B 3531A10391A 263020 LCD MODULE 6306A90005A 6306A90005A 6306A90005A 6306A90005A 135080 DECORATION 3508A20034E 3508A20034E 3508A20034E 3508A20034E 668713 PWB PCB ASSEMBLY SUB 6871A20259A 6871A20259A 6871A20259A 6871A20259A 668713 PWB PCB ASSEMBLY SUB 6871A20258B 6871A20258B 6871A20258B 6871A20258B 146811 MOTOR ASSEMBLY STEP 4681A20055B 4681A20055B 4681A20055B 4681A20055B 152302 FILTER MECH A C 5230A20022A 5230A20022A 5230A20022A 5230A20022A 733010 PLATE 1H00843A 1H00843A 1 0084 1H00843A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20077U 6711A20077U 6711A20077U 6711A20077U 266090 H V ASSEMBLY 6609A1
98. CIRC EMC 6200JB8009U Service Manual 363 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUC1008TSO REMARK 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211 TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211 TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10014H 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10154A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30037E 261704 TRANSFORMER POWER 6170A20016D 566001 SWITC
99. CONTROL BOX ASSEMBLY INDOOR 4995A20514C 4995A20514D 4995A20514E 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043D 6711A20043D 268714 PWB PCB ASSEMBLY MAIN 6871A10217F 6871A10217G 6871A10217H 330870 DRAIN PAN ASSEMBLY 3087A10015C 3087A10015C 3087A10015C 336610 HOUSING ASSEMBLY MECH 3661A20025A 3661A20025A 3661A20025A 346810 MOTOR ASSEMBLY INDOOR 4681A10022B 4681A10022B 4681A10022B 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A10418E 5211A10418E 5211A10418E 354210 EVAPORATOR ASSEMBLY FIRST 5421A20153B 5421A20153B 5421A20153B 359012 FAN ASSEMBLY BLOWER 5901A20030A 5901A20030A 5901A20030A 552116 TUBE ASSEMBLY EXPANSION 5211A10508A 5211A10508A 5211A10508A WOCZZ CAPACITOR DRAWING 3A02157H 3A02157H 3A02157H Service Manual 327 Exploded View amp Replacement Parts List PART No LOCATION No DESCRIPTION REMARK LRNV092BTQO LRNV122BTQO 152302 FILTER MECH A C 5230A30001Q 5230A30001Q 158580 PUMP ASSEMBLY WATER 5859A10005A 5859A10005A 159830 AIR CLEANER ASSEMBLY 5983A10003A 5983A10002A 237203 PANEL ASSEMBLY UPPER 3721A20150B 3721A20150B 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20338X 4995A20338W 263230 THERMISTOR ASSEMBLY 6323A3
100. DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 019 05 3 4 019 05 3 4 Drain Pipe ID mm 25 4 25 4 Net Weight ko lbs 38 83 8 70 154 3 Noise Level Sound Press 1 5m H M L dBA 3 46 44 42 48 46 44 Power Supply V Hz 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 50 110 Notes Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 65 Functions B 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seconds
101. DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10153D 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053R 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U 370 mur V rvs Outdoor Unit Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUH1008TSO REMARK 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5
102. Indoor Units and wired remote controller and 7 segment LED of Outdoor Unit control board as shown in the table If more than two troubles occur simultaneously lower number of error code is first displayed After error occurrence if error is released error LED is also released simultaneously Display Title Cause of Error 0 1 Indoor Unit air sensor Indoor Unit air sensor open or short 0 2 Indoor Unit sensor inlet pipe Indoor Unit inlet pipe sensor open or short 5 0 3 Wired remote control lt gt Indoor In the case that Indoor Unit can not receive any signal E Unit transmission from wired remote control successively for 3 minutes 0 4 Drain pump Malfunction of drain pump 0 5 Outdoor unit lt gt Indoor Unit trans In the case that Indoor Unit can not receive any signal mission from Outdoor Unit successively for 3 minutes c gt 0 6 Indoor Unit outlet pipe sensor Indoor Unit outlet pipe sensor open or short 0 7 The other operation mode In the case that an Indoor Unit is operated the other operation mode different from the operated Indoor Unit 0 8 Notin use Not in use Serial No Error In the case that the serial number marked on 0 9 EEPROM of Indoor Unit is 0 or FFFFFF 2 1 DC peak IPM over temperature or compressor malfunction g 2 2 Excess of limited current of Main When current detection is over the maximum current Outdoor Unit INV compressor limit
103. Jet Cool Mode Lights up during Jet Cool Operation Fan Speed Low Lights up when Fan speed is low III i Speed Medium Lights up when Fan speed is Medium l I II AITIIIzINI TIIIIIIIXOI IIAWIII Fan Speed High Lights up when Fan speed is High lini unn nn Fan Speed Chaos Lights up when Fan speed is Chaos LL lc Desire temperature For cooling dehumidification heating modes it display Desired temperature indicator Cooling 18 30 Auto Operation e Dehumidification 18 30 C Po Jet Cool Heating 16 30 Lo Test Mode Indoor pipe sensor error Desire temperature Icon Indoor temperature Icon Service Manual 135 Dimensional Drawings 5 Dimensional Drawings LRNV076SU O LRNN076SU O LRNVO72SU O LRNNO72SU O LRNV096SU 0 LRNNO96SU 0 LRNV092SU 0 LRNN092SU 0 LRNV126SU 0 LRNN126SU 0 LRNV122SU 0 LRNN122SU 0 LRNV186S3 0 LRNN186S3 0 LRNV182S3 0 LRNN182S3 0 LRNV246S3 0 LRNN246S3 0 LRNV242S3 0 LRNN242S3 0 More than 5cm More than 5cm Pipe See Note Drain Hose unit mm Model H D LRNV076SU 0 LRNNO76SU 0 LRNV072SU 0 LRNNO72SU 0 LRNVO96SU 0 LRNNO96SU 0 LRNV092SU 0 LRNNO92SU 0 1030 290 153 LRNV126SU 0 LRNN126SU 0 LRNV122SU 0 LRNN122SU 0 LRNV186S3 0 LRNN186S3 0 LRNV182S3 0 LRNN182S3 0 1170 315 170 LRNV246S3 0 LRNN246S3 0 LRNV242S3 0 LRNN242S3 0 1030 970 SU 103
104. L6 mm inch 48 1 9 L7 mm inch 28 1 1 220 V ews Outdoor Unit Dimensions 3 2 2 Outdoor Unit 777784 7 18 E mm inch 1280 50 4 H mm inch 1555 61 2 D mm inch 730 28 7 L1 mm inch 1479 58 3 L2 mm inch 700 27 6 L3 mm inch 690 27 2 L4 mm inch 900 35 4 L5 mm inch 10 0 4 L6 mm inch 705 27 8 L7 mm inch 48 1 9 L8 mm inch 28 1 1 Notes 1 High of walls in case of pattern1 Front side 1500mm Suction side 500mm 2 If the above wall heights are exceeded then h1 2 and h2 2 should be or more added to the front and suction side service spaces respectively as ES shown in the following figure Front side 3 When installing the units the most appropriate pattern should be selected from those shown In order to obtain the best fit in the space available always bear in mind the need to leave enough room for a person to pass between units and wall and for the air to circulate freely Your layout should be taken account of the possibility of short circuits 4 The Units should be installed to leave sufficient space at the front for the on site refrigerant piping wo
105. LRUC1008TRO LRUC1208TRO LRUC1208TRO LRUC1208TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1208TRO LRUC1208TRO LRUC1208TRO Product Charge kg 10x3 10x3 10x3 10x3 10x3 10x3 10x3 CF Correction Factor kg 0 0 0 1 1 2 2 Max Connectable No of Indoor Units 32 32 32 34 36 38 40 Net Weight kg lbs 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 300 661 4 x 3 300 661 4 x 3 Dimensions W x Hx D mm nch 1280 1280 ih 1280 ra 1280 eal 1280 2 1280 Nally 1280 2 218 1 xta Pipe Connections Liquid Pipes mm inch 22 2 7 8 22 2 7 8 0222178 22 2 7 8 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 44 5 13 4 044 5 13 4 044 5 13 4 44 5 13 4 044 5 13 4 044 5 13 4 044 5 13 4 16 E Heat Pump Unit 1 Outdoor Unit Half size 1 Outdoor Unit System HP 5 6 8 10 12 14 Model LRUN508T0 LRUN608TO LRUN808T0 LRUN1008TO LRUN1208T0 LRUN1408T0 Product Charge kg 5 5 10 10 10 10 CF Correction Factor kg 0 0 1 1 1 1 Connectable No of Indoor Units 6 8 13 16 16 16 Net Weight kg Ibs 150 330 7 150 330 7 300 661 4 300 661 4 300 661 4 300 661 4 806 x 1555x730 806x 1555x730 1280
106. LRUN3608TRO LRUN3808TRO LRUN4008TRO LRUN808TRO LRUN1008TRO LRUN1208TRO LRUN1408TRO LRUN1208TRO LRUN1408TRO LRUN1608TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1208TRO LRUH1208TRO LRUH1208TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1208TRO LRUH1208TRO LRUH1208TRO Product Charge kg 10x3 10x3 10x3 10x3 10x3 10x3 10x3 CF Correction Factor kg 0 0 0 1 1 2 2 Connectable No of Indoor Units 32 32 32 34 36 38 40 Net Weight kg lbs 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 300 661 4 x 3 i 1280 uA iA 03 E 1280 x 1555 x 90 x8 1 ts 03 4 zt beaa pui trt Bie Cordan Liquid Pipes mm inch 222 2 7 8 22 2 7 8 22 2 7 8 G22 2 7 8 22 2 7 8 22 2 7 8 22 2 7 8 Gas Pipes mm nch 244 5 13 244 5 13 4 O44 5 13 4 O44 5 13 4 O44 5 13 4 044 5 13 4 044 5 13 4 Service Manual 17 Power Supply Oui B Cooling Only Unit 1 Outdoor Unit Half size 1 Outdoor Unit System HP 5 6 8 10 12 14 Model LRUV509T0 LRUV609TO LRUV809TO LRUV1009TO LRUV1209T0 LRUV1409TO Product Charge kg 5 5 6 10 10 10 CF Correction Factor kg 0 0 0 1 1 1 Connectable No
107. M L 15 3 13 6 10 3 15 8 13 9 10 7 16 0 14 1 11 1 cfm 540 480 364 558 489 378 565 498 392 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 015 88 5 8 15 88 5 8 15 88 5 8 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight ko lbs 34 74 9 35 77 2 35 77 2 Noise Level Sound Press 1 5m H M L dBA 3 39 36 34 39 5 37 34 5 40 38 35 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 120 252 120 252 120 252 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB
108. O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YELLOW ROOM THERMISTOR CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE 52 MunriV ews Indoor Unit Ceiling Concealed Duct Type High static lt 54 M lii m 66 3 Operation Details 67 4 Dimensional Drawings 69 5 ee eie 70 71 Service Manual 53 Specifications B 1 Specifi cations 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNV186BHA0 LRNV216BHA0 LRNV246BHA0 W 5 300 6 200 7 000 Cooling Capacity kcal h 4 557 5 331 6 019 Btu h 18 084 21 155 23 885 W Heating Capacity kcal h Btu h i Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 882 260 450 882 260 450 882 260 450 inch 34 7 10 217 7 34 7 10 2 17 7 34 6 0 2 17 7 Rows Columns x 3 10 21 3 10 21 3 10 21 Face Area m 0 15 0 15 0 15 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output W 118 118 118 Running Current A 0 92 0 92 0 92 Fan Air Flow Rate H M L cm
109. Power Supply O V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 172 356 172 356 172 356 Notes Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor temp 20 C 68 F DB 15 C 59 F WB Heating Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 77 Specifications 1 2 1 Cooling Only Cooling Only 60Hz Model Unit LRNV072BTG Q O LRNVOS2BTG Q O LRNV122BTG Q 0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 708 230 537 708 230 537 708 230 537 inch 28 9 1 21 2 28 9 1 21
110. REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10164A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30076F 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10165B 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053J 261704 TRANSFORMER POWER 6170A20016A 566001 SWITCH MAGNET 6600B000066 WOFZZ FUSE DRAWING OFZZA90001L W6200 FILTER CIRC EMC 6200J000035 358 murri V ews Outdoor Unit Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN1408T0 REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930
111. SENSOR SENSOR FLOAT S W FA 9 9 CAPACITOR CN ROOM CN PIPE CN FLOAT inl 9 MAIN PCB ASSY T 2 CN MOTOR FAN ui 5 PIPE OUT MOTOR OR 9 a le SENSOR 7 CN D PUMP DRAIN 9 o t PUMP M gt 5 LEV z CN POWER FUSE 250V 8A REMOTE 6 CONTROL CN COMM 2 s BUS A cc z o BUS B gt BR BL G wH BK 1 L 2 N 3 A 4 B TO OUTDOOR UNIT 3854A2031 oF CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YELLOW ROOM THERMISTOR CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE CN INFANSUB STARTING SIGNAL CONTROL WHITE STARTING SIGNAL CONTROL 72 muur V sus Indoor Unit Wiring Diagrams BE Chassis ROOM PIPE IN SENSO
112. SIGNAL M CN3 WRITE E 1 CN10 CN11 CN12 CN13 IPM 242 V ews Outdoor Unit Wiring Diagrams CN19 CEN CONTROL WRITH CN18 TO JIG AC POWER IN CN15 COOLING FA CN21 INVERTER BOARD CN16 LEV OUT CN17 LEV SC CN20 TO FAN BOARD m 5 qum 04 4WAY CNO5 LIQ I CNO6 LIQ C 7 HEATER I CN25 OUT AIR S_PIPE I D PIPE C CN26 D HEX PIPE C HEX CN27 SC OUT SC IN SC L CN28 P SEN H 08 HEATER C CN10 HOT GAS CN14 MAGNET C CN29 P SEN L 22 TO INDOOR UNIT CN23 TO SUB OUTDOOR CNO2 AC TRANS IN CNO03 AC TRANS OUT JIG1 JIG2 Service Manual 243 Wiring Diagrams Sub Board CNO5 LIQ A WT cnoe LIQ B GD CNO7 HEATER A CED CNO8 HEATER B 10 Jak CN10 HOT GAS T Bi Dat L ae n L4 EL A 04 4WAY AC POWER IN in E LEM I en z N N O up 3 03 AC TRANS OUT CN19 FAN L JIG2 JIG1 CN17 PHASE CN20 LEV OUT CN21 LEV SC CN26 OUT AIR S PIPE A D PIPE B CN27 D PIPE A HEX PIPE B HEX PIPE A CN28 SC OUT SC IN SC L CN29 P SEN H CN30 P SEN L CN24 TO MAIN OUTDOOR 244 MuuriV ews Outdoor Unit Trouble shooting guide Service Manual 245 Trouble shooting guide 1 The phenomena fr
113. TUBE ASSEMBLY EVAPORATOR IN 5211A10335A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20241P 354211 EVAPORATOR ASSY BENDING 5421A10006B 359012 FAN TURBO 5900A10004A 435310 GRILLE ASSEMBLY FRONT INDOOR 3531A10059A WOCZZ CAPACITOR DRAWING 3H00660N W6640 TERMINAL BLOCK 6640W3A009B 310 murri V ews Indoor Unit Explodede View amp Replacement Parts List TD LN 30870 Service Manual 311 Explodede View amp Replacement Parts List lt gt P lt 312 muurrV sus Indoor Unit Explodede View amp Replacement Parts List pond DESCRIPTION die LRNN216TDAO LRNN212TDAO LRNV246TDAO LRNN246TDAO 130412 BASE ASSEMBLY WELDIINDOOR 3041A10016A 3041A10016A 3041A10016A 3041A10016A 130911 CABINET ASSEMBLY WELD 3091A10030A 3091A10030A 3091A10030D 3091A10030A 130911 CABINET ASSEMBLY WELD 3091A10030B 3091A100308 3091A10030E 3091A100308 130911 CABINET ASSY IN
114. VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135M 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053A 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 349 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUV120BTO REMARK 554160 COMPRESSOR SET 2520UNCV2BA 554160 COMPRESSOR SET 2520UNER2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 55300
115. W 1 33 7 0 W U 1 36 7 0 Figure 1 Method to measure coil resistance 3 If output voltage of the inverter is Check IPM unstable or it is OV If the IPM is normal replace When incapable of using a digi he inverter board tal tester Check coil resistor and insula tion resistor Figure 2 Cautions when measuring voltage and current of inverter power circuit Measuring values may differ depending on measuring tools and measuring circuits since voltage current in the power supply or output side of the inverter has no since waveform Especially output voltage changes when output voltage of the inverter has a pattern of pulse wave In addition measuring values appear largely differently depending on measuring tools 1 If using a movable tester when checking that output voltage of the inverter is constant when comparing rela tive voltage between lines always use an analog tester Especially exercise particular caution if the output frequency of the inverter is low when using a movable tester where change of measured voltage values is large between other lines when virtually same values appear actually or where there is danger to determine that failure of the inverter occurred 2 You can use rectification voltmeter gt if using commercial frequency tester when measuring output values of the inverter when measuring absolute values Accurate measuring values cannot be obtained with
116. WATER 5859A20001H 5859A20001H 5859A20001H 5859A20001H 249941 CONTROL BOX INDOOR 4994A10014A 4994A10014A 4994A10014A 4994A10014A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10083F 4995A10083C 4995A10083G 4995A10083D 263230 THERMISTOR ASSEMBLY 6323A30002B 6323A30002B 6323A30002B 6323A30002B 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226R 6323AQ3226R 6323AQ3226R 6323AQ3226R 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081M 6711A20081J 6711A20081M 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10187N 6871A10187L 6871A10187P 6871A10187M 330870 DRAIN PAN ASSEMBLY 3087A10002A 3087A10002A 3087A10002A 3087A10002A 346810 MOTOR ASSEMBLY SINGLE 4681AC2026E 4681AC2026E 4681AC2026D 4681AC2026D 349600 MOUNT MOTOR 4960A20010A 4960A20010A 4960A20010A 4960A20010A 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10335B 5211A10335B 5211A10335A 5211A10335A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20241N 5211A20241N 5211A20241P 5211A20241P 354211 EVAPORATOR ASSY BENDING 5421A10006A 5421A10006A 5421A10006B 5421A10006B 359012 FAN TURBO 5900A10004A 5900A10004A 5900A10004A 5900A10004A 435310 GRILLE ASSEMBLY FRONT INDOOR 3531A10059A 3531A10059A 3531A10059A 35
117. While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control E On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the temperature E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached f the appliance is on pause at the time set by the timer the pause continues Service Manual 115 Operation Details Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after lt 1 2 3 4 5 6 7 0 cancel hour gt is input by
118. a gen eral movable tester For analog and digital mode 248 mur Trouble Shooting Guide 2 2 Fan Motor Checking Item Symptom Countermeasure 1 The fan motor does not operate Does failure appears again when starting operation 2 Vibration of the fan motor is large 1 When power supply is abnormal Modify connection status in front of or at the rear of the breaker or if the power terminal console is at frosting condition Modify the power supply voltage is beyond speci fied scope 2 For wrong wiring For following wiring 1 Check connection status 2 Check contact of the connector 3 Check that parts are firmly secured by tightening screws 4 Check connection of polarity 5 Check short circuit and grounding 3 For failure of motor Measure winding resistance of the motor coils Main outdoor unit INV 19 0 7 0 757 Sub outdoor unit Main 22 847 0 75 C R1 34 847 0 75 C R2 3 7 7 Q 75 C 4 For defective fuse 5 For failure of circuit board Replace the fuse if there is defect Fuse 800V 30A Replace the circuit board in following procedures if problems occur again when powering on and if there are no matters equivalent to items as speci fied in above 1 through 4 Carefully check both connector and grounding wires when replacing the circuit board 1 Replace only fan control boards If starting is done it means tha
119. and the outdoor fan is stopped and then after 3 minute delay of the compressor and the temperature of the indoor coil is over 7 C the compressor and the outdoor fan is reoper ated Indoor fan operates at low speed comp OFF or at selected speed comp ON Bi Inlet grille open Once the inlet grille is opened during operation of the unit the unit automatically stops operation and the lamps will be turned off But memorized functions are still available When the inlet grille is closed again the unit become waiting state for operation From then the unit can be operated by forced operation button or Start Stop button of remote controller E Test Operation When pressing forced operation switch about 3 seconds the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 18 min During test operation if remote controller signal is received the unit operates as remote controller sets B Auto Restarting Operation When the power is restored after a sudden power failure while in appliance is in operation the mode before the power failure is kept on the memory and the appliance should operate automatically in the mode kept in the memory Operation Mode that is kept on the memory State of Operation ON OFF Operation Mode Setting Temperature Selected airflow Speed Sleep Timer Mode Remaining Time of Sleep Timer unit of hour f no input by the remote controller or no switching of the sli
120. at the starting Time Delay Safety Control Restarting is inhibited for approx minutes Indoor Fan Speed Control High Med Low __ Soft Dry Operation Mode Intermittent operation of fan at low speed Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator piping Hot start Control Heating reaches 25 C High head height Drain pump A standard drain head height of up to 700mm is possible Central Control Optional It is operating individually or totally by central control function Defrost Deice control Heating Both the indoor and outdoor fan stops during defrosting Hot start Control Heating fan stops until the evaporator pipe temperature will be reached at 66 mur V ews Indoor Unit Operation Details 3 Operation Details B Time Delay safety Control e 30sec The 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch to another mode Soft Dry Operation The indoor fan speed is automatically set to the
121. cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal D Wood B Blue Stuffing Quantity Without S parts 20 40ft 240 540 240 540 50 based on the following conditions Sonverston Formula Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Keal h KW x 860 Outdoor temp 35 0195 F DB 24 C 75 2 F WB Btu h kW x 3412 cfm m min x 35 3 Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve 144 muur V ews Indoor Unit 1 1 2 Heat Pump Specifications Heat Pump 50Hz Model Unit LRNNO96SP 0 LRNN126SP 0 W 2 600 3 500 Cooling Capacity kcal h 2 235 3 009 Btu h 8 871 11 942 W 2 925 3 938 Heating Capacity kcal h 2 515 3 385 Btu h 9 980 13 435 e s mm 570 568 137 570 568 137 EA Sy inch 22 4 22 3 5 4 22 4 22 3 5 4 Coil Rows x Columns x 1 18 21 1 18 21 Face Area m 0 16 0 16 Type Turbo Fan Turbo Fan Motor Output 24 24 Running Current A 1 5 1 5 Fan Air Flow Rate H M L 7 6 5 6 8 7 8 1 7 5 cfm 247 230 212 307 286 265 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Mat
122. in cooling operation No there temperature ifference between front end and rear end of LEV in j ion No No failure of outdoor unit LEV Self diagnosis function s power supplied to the Replace the PCB outdoor unit LEV Yes o Is the check valve normal Replace the check valve Yes Replace the outdoor unit LEV e It is difficult to separate coils and the main body for the outdoor unit LEV and it is impossible to mount them again Service Manual 287 Self diagnosis function Excessive Cold LEV Start of check temperature difference between front end and rear end of subcooling LEV in cooling operation Is connection of the PCB terminal normal Reconnect the terminal s signal applied normally from the PCB Replace the PCB Yes Check LEV coils and replace the subcooling LEV Is connection of the PCB terminal normal ignificant temperature difference between front end and rear end of subcooling LEV in heating operatio Reconnect the terminal Is signal applied normally from the PCB Replace the PCB Check LEV coils and replace the subcooling LEV No failure of subcooling LEV 288 muLTIV ews Trouble Shooting Guide 4 Way Valve Start of check s difference between high pressure and low pressure more than 3 air pressure 15 m
123. inverter PCB main inverter signal at main PCB PCB Major Error Occurrence Cause No connection of communication line Short or fusing of communication line Poor inverter PCB or main PCB Trouble shooting Flow S connection of the Communication line between the inverter PCB and the main PCB normal Is the main PCB normal Check or replace the inverter PCB Check and connect the communication line Check or replace the main PCB Service Manual 277 Self diagnosis function Fault diagnosis and Trouble shooting guide E S 5 Diapiay No Error Item Meaning Major Error Occurrence Cause Communication error If failing to receive No connection of communication line 53 indoor unit main PCB indoor unit signal at Short or fusing of communication line main PCB Poor outdoor unit PCB or indoor unit PCB Trouble shooting Flow Check and connect power line Check and connect the communication line Perform automatic addressing again Is power supplied to all indoor units Are communication lines of indoor units normal Is automatic addressing performed accurately S communication circuit part of the outdoor unit normal Yes Check or replace the indoor unit PCB Check or replace the main PCB 278 murri Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide
124. is input by the remote control the long beep sounds When a key is input by the remote control while the slide switch on the main unit of the appliance is on the forced operation position the error sound beep beep beep beep beep is made 10 times to indicate that the remote control signal cannot be received 172 MuuriV ews Indoor Unit 4 Display Function Operation Indicator Cooling Soft Dry Fan Heating Sleep Timer Indicator Sleep Mode m Timer Indicator Timer Mode Defrost Indicator Hot start Defrost Display Function Service Manual 173 Dimensional Drawings B 5 Dimensional Drawings LRNV126SV 0 LRNN126SV 0 LRNV122SV 0 LRNN122SV 0 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 w 4 N tt Pipe Hole Pipe Hole jee ue c IE n R N More than 10cm More than 50cm than 2 d More than E E ore than 2m 50cm cN N 60mm 60mm Unit mm Model W H D LRNV126SV 0 LRNN126SV 0 928 522 147 LRNV122SV 0 LRNN122SV 0 LRNV186SV 0 LRNN186SV 0 LRNV182SV 0 LRNN182SV 0 174 murri V ews Indoor Unit Piping Diagrams Piping Diagrams
125. low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control B Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPERATURE 0 5 C COMP OFF More than More than 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Service Manual 67 Operation Details B Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Intake Air Temperature minimum 3min Setting Temperature 3 C Compressor OFF Setting Temperature Compressor ON min minimum minimum 10sec 10sec Selecting OFF Low Selecting fan Fan Speed speed SOWN OFP INDOOR FAN Hot Start Low COMPRESSOR ON OFF ON OFF While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor Heat Exchanger temperature is higher than 42 C fan operates at seleted fan speed when i
126. lt Cooling Mode gt lt Heating Mode gt Jet Cool Mode Operation H P Model While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority During the JET HEAT function at any moment the A C starts to blow the hot air with side louvers closed at extremely high speed for 60 minutes setting the room temp automatically to 30 B Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed f you want to stop operation re press the button Room temperature gt 24 C 21 C lt Room temperature 24 C Room temperature lt 21 Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 C 23 24 While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation B Test operation During the TEST OPERATION the unit
127. of Indoor Units 6 8 13 16 16 16 Net Weight kg lbs 150 330 7 150 330 7 150 330 7 300 661 4 300 661 4 300 661 4 m 806 x 1555 x 730 806 x 1555 x 730 806 x 1555 x 730 1280 x 1555 x 730 1280 x 1555 x 730 1280 x 1555 x 730 7 2 8 BIDB 8L1X612x287 8046123287 8046121287 50416124287 Bina Contatti Liquid Pipes mm inch 9 52 3 8 9 52 3 8 012 7 1 2 12 7 1 2 012 7 1 2 012 7 1 2 Gas Pipes mm inch 219 05 3 4 22 2 7 8 028 58 11 8 028 58 1 s 28 58 11 228 58 11 6 Unit 2 Outdoor Units System HP 16 18 20 22 24 26 Model LRUV1609TSO LRUV1809TSO LRUV2009TSO LRUV2209TS0 LRUV2409TSO LRUV2609TSO LRUV809TSO LRUV1009TSO LRUV1009TSO LRUV1209TS0 LRUV1209TS0 LRUV1409TSO LRUC809TSO LRUC809TSO LRUC1009TS0 LRUC1009TS0 LRUC1209TS0 LRUC1209TS0 Product Charge kg 10x2 10x2 10x2 10x2 10x2 10x2 CF Correction Factor kg 2 2 2 2 2 1 Connectable No of Indoor Units 20 20 20 22 24 26 Net Weight ko lbs 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 1280x 1555 x 730 x2 1280x 1595 x 730 x2 128011555 790 x2 1280 1555 780 x2 1280x 1555x730 x2 1280 x 1955 x 730 x2 ele MAAA pipe Connections Pipeslmm inch 019 05 3 4 019 05 3 4 19 05 3 4 019 05 3 4 19 05 3 4 019 05 3 Gas Pipes mm inch 38 1 11
128. of Outdoor Low Pressure sensor of Main 5 Outdoor Unit Outdoor Unit 5 4 3 Outdoor High Pressure sensor of Main Open or short of Outdoor High Pressure sensor of Main E Outdoor Unit Outdoor Unit 4 4 Outdoor air sensor of Main Outdoor Open or short of Outdoor air sensor of Main Outdoor Unit i Unit 2 4 5 Heat exchanger sensor of Main Open or short of heat exchanger sensor of Main Outdoor Outdoor Unit front side Unit front side 4 6 Suction temperature sensor of Main Open or short of Suction temperature sensor of Main o Outdoor Unit Outdoor Unit Discharge temperature sensor of the Open or short of discharge temperature sensor of the con 4 7 constant speed compressor of Main stant speed compressor of Main Outdoor Unit Outdoor Unit 4 8 Heat exchanger sensor of Main Open or short Heat exchanger sensor of Main Outdoor Unit Outdoor Unit rear side rear side 5 5 1 Connection of excessive capacity The displayed number of Indoor Units being connected is excessive Indoor Unit capacity over rated capacity of Outdoor Unit 3 5 2 IMV control part Main Outdoor Unit Failing to receive signal of the Main Outdoor Unit control part control part from the INV control part 5 3 Indoor Unit Main Outdoor Unit con Failing to receive signal of the Main Outdoor Unit control part 2 trol part from the Indoor Unit control part t 5 4 Reverse connection of the R S T Misconnection or disconnection of R S T power line of Main power l
129. polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 17 37 5 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 35 32 29 37 34 31 39 36 35 Power Supply V Hz 1 220 240V 50Hz 1 220 240V 50Hz 1 220 240V 50Hz Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 263 539 263 539 263 539 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB e Outdoor temp 35 C 95 F DB 24 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 23 Specifications 2 1 2 Heat Pump Heat Pump 50Hz
130. sensor error Restart 3 minutes later System down if the error occurs 3 or more times in an hour Counter reset if the error 3 Sensor error During the error signal is on the compressor can not be turned on 4 Transmission error If the transmission with all of indoor unit is ceased then compressor is turned off If the transmission between inverter PC board and control PC board in outdoor unit then all of the compressor is turned off 218 muur Outdoor Unit Dimensions 3 Dimensions 3 1 1 Outdoor Unit Half Size JJ mm inch 806 31 5 H mm inch 1555 61 2 D mm inch 730 28 7 L1 mm inch 1479 58 3 L2 mm inch 700 27 6 L3 mm inch 690 27 2 L4 mm inch 500 19 7 L5 mm inch 705 27 8 L6 mm inch 48 1 9 L7 mm inch 28 1 1 Service Manual 219 Dimensions 3 2 1 Outdoor Unit mm inch 1280 50 4 H mm inch 1555 61 2 D mm inch 730 28 7 L1 mm inch 1479 58 3 L2 mm inch 700 27 6 L3 mm inch 690 27 2 L4 mm inch 900 35 4 L5 mm inch 705 27 8
131. set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control E On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached If the appliance is on pause at the time set by the timer the pause continues E Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after 1 2 3 4 5 6 7 0 cancel hr is input by the remote control while in appliance operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode
132. setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further B Auto restart In case the power comes on again after a power failure Auto Restarting Operation is the function to operate procedures automatically to the previous operating conditions 116 V euvs Indoor Unit Operation Details E Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed f you want to stop operation re press the button Room temperature gt 24 C 21 C lt Room temperature 24 C Room temperature 21 C Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 C 23 24 While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation E Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room temperature and resets 1841 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open
133. that are too small may leak generate There is risk of damage or loss of property heat and cause a fire Keep the unit away from children The heat When installting the unit in a hospital com exchanger is very sharp munication station or similar place provide sufficient protection against noise e t can cause the injury such as cutting the finger The inverter equipment private power generator Also the damaged fin may result in degradation high frequency medical equipment or radio com of capacity munication equipment may cause the air condition W er to operate erroneously or fail to operate On the S NS other hand the air conditioner may affect such 2 fp equipment by creating noise that disturos medical D treatment or image broadcasting Do not install the product where it is exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation Service Manual 7 Safety Precautions Operation Do not use the air conditioner in special Do not block the inlet or outlet environments Oil steam sulfuric smoke etc can significantly It may cause failure of appliance or accident reduce the performance of the air conditioner or damage its parts Make the connections securely so that the Be sure the installation area does not deteri
134. the indoor pipe temp is between 20 C and 28 it operates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temp is below 33 C when above 35 C it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temp While in defrost control both of the indoor and outdoor fans are turned off B Defrost Control While in heating mode operation in order to protect the evaporator pipe of the outdoor unit from freezing reversed to cooling cycle to defrost the evaporator pipe of the outdoor unit After 40 min heating mode operation at 4 min interval whether to carry out defrost control or not and the time of defrost control are determined according to the following conditions 1 While in heating mode operation the maximum of the indoor pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures the maximum temperature of indoor pipe the present temperature of indoor pipe according to which whether to carry out defrost control or not is determined 2 According to the need of defrost control shown above and the elapsed time of heating mode operation at that moment the defrost control time is determined 3 When the de
135. the product Always intstall a dedicated circuit and breaker There is risk of fire or electric shock Improper wiring or installation may cause fire or electric shock A Service Manual 3 Safety Precautions For re installation of the installed product Do not install remove or re install the unit always contact a dealer or an Authorized by yourself customer Service Center There is risk of fire electric shock explosion or There is risk of fire electric shock explosion or injury 9 injury 9 Do not store or use flammable gas or Use the correctly rated breaker or fuse combustibles near the air conditioner There is risk of fire or failure of product There is risk of fire or electric shock Prepare for strong wind or earthquake and Do not install the product on a defective install the unit at the specified place installation stand Improper installation may cause the unit to top ple and result in injury It may cause injury accident or damage to the product When installing and moving the air condition not reconstruct to change the settings of er to another site do not charge it with a the protection devices different refrigerant from the refrigerant specified on the unit f a different refrigerant or air is mixed with the If the pressure switch thermal switch or other original refrigerant the refrigerant cycle may protection device is shorted and opera
136. the remote control while in appliance operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Chaos Swing Mode By the Chaos Swing key input the upper lower vane automatically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different B Chaos Natural Wind Mode When the Chaos Natural Wind mode is selected and then operated the high medium or low speed of the airflow mode is operated for 2 15 sec randomly by the Chaos Simulation Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the
137. with them If Children turned on during the operational season play with a plastic bag which was not torn apart they face the risk of suffocation Do not touch any of the refrigerant piping Do not operate the air conditioner with the during and after operation panels or guards removed It can cause a burn or frostbite Rotating hot or high voltage parts can cause injuries Do not directly turn off the main power Auto addressing should be done in condition of switch after stopping operation connecting the power of all indoor and outdoour units Auto addressing should also be done in Wait at least 5 minutes before turning off the s case of changing the Indoor Unit board PCB main power switch Otherwise it may result in water leakage or other problems Use a firm stool or ladder when cleaning or Do not insert hands or other objects through maintaining the air conditioner the air inlet or outlet while the air conditioner is plugged in Be careful and avoid personal injury There are sharp and moving parts that could cause personal injury Service Manual 9 Information mee 11 1 1 Indoor 11 1 2 Outdoor Unit 11 2 External 12 2 1 Indoor oorr e ttti te printer ite 12 2 2 Outdoor Ulli 13 3 Combination of Outd
138. 0 136 murs V ews Indoor Unit Piping Diagrams 6 Piping Diagrams omeen menen een ee ee Cooling Heat Exchanger LEV Heating e Thermistor Refrigerant pipe connection port diameter unit mm inch MODEL GAS LIQUID LRNV076SU 0 LRNNO76SU 0 LRNV072SU 0 LRNNO72SU 0 012 7 1 2 6 35 1 4 LRNVO96SU 0 LRNNO96SU 0 LRNV092SU 0 LRNNO92SU 0 12 7 1 2 6 35 1 4 LRNV126SU 0 LRNN126SU 0 LRNV122SU 0 LRNN122SU 0 12 7 1 2 6 35 1 4 LRNV186S3 0 LRNN186S3 0 LRNV182S3 0 LRNN182S3 0 012 7 1 2 6 35 1 4 LRNV246S3 0 LRNN246S3 0 LRNV242S3 0 LRNN242S3 0 15 88 5 8 09 52 3 8 Color R Mirror M Metal B Blue D Wood W White C Cherry Service Manual 137 Wiring Diagrams 7 Wiring Diagrams AC PWB ASM DC PWB ASM c STEP 2 MOTOR e 8 8 S mac tito 2 Q TEP OR 6 z z 15 S 4 6 5 2 MOTOR m S Tact 5 2 BK GN YL oL SENSOR SH CAPA 2 5 3PIPE IN SENSOR ex E PIPE OUT 3 WSENSOR o fo L
139. 0 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043D 6711A20043D 152302 FILTER MECH A C 5230A30001L 5230A30001L 158591 PUMP ASSEMBLY WATER 5859A20002A 5859A20002A 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 6601A20001E 137214 PANEL ASSEMBLY UPPER 3721A20180C 3721A20180C 137213 PANEL ASSEMBLY SIDE 3721A20181C 3721A20181C 137213 PANEL ASSEMBLY SIDE 3721A20183C 3721A20183C 437213 PANEL ASSEMBLY REAR INDOOR 3721A21006C 3721A21006C 437213 PANEL ASSEMBLY REAR INDOOR 3721A21007C 3721A21007C 149900 HANGER 4990A20004A 4990A20004A Service Manual 323 Exploded View amp Replacement Parts List BEN 5 S lt WY 9 Jl ZR M i 324 murri V euvs Indoor Unit Exploded View amp Replacement Parts List PART No LOCATION No DESCRIPTION REMARK LRNN486BEA0 LRNV482BEA0 359012 FAN ASSEMBLY BLOWER 5901A20001F 5901A20001E 336610 HOUSING ASSY MECH 3661A10009E 3661A20001E 336610 HOUSING ASSY MECH 3661A10009F 3661A20001F 346810 MOTOR ASSEMBLY INDOOR 4681A20005K 4681A20005J WOCZZ CAPACITOR DRAWING 0CZZA20001C 0CZZA20001C 359012 FAN ASSEMBLY BLOWER 5901A10015E 5833A20001A 359012 FAN ASSEMBLY BLOWER 5901A10015F 5833A20001B 354210 EVAPORATOR ASSEMBLY FIRST 5421A20008A 5421A20008A 352118 TUBE ASSEMBLY MEN
140. 0 1 10 Fan Air Flow Rate H M L 28 26 24 32 5 30 28 1 34 5 32 5 30 cfm 989 919 848 1148 1060 993 1219 1148 1060 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 019 05 3 4 019 05 3 4 19 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 43 5 41 5 39 5 44 42 40 45 43 41 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mme CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed
141. 0 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 566000 SWITCH PRESSURE 6600AG3057A 552201 VALVE CHECK 3A01020L 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 566000 SWITCH PRESSURE 6600AG3057A 552201 VALVE CHECK 3A01020L 552204 VALVE SOLENOID 5220A90002A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10164A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076F 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10165B 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053J 261704 TRANSFORMER POWER 6170A20016A 566001 SWITCH MAGNET 6600B000066 WOFZZ FUSE DRAWING OFZZA90001
142. 0 No 1 constant speed compressor Insufficient open of liquid pipe service 101 101 Discharge temperature of Sub1 outdoor unit valve on heating mode 102 No 2 constant speed compressor Poor heat insulation of pipe on 103 102 Discharge temperature of Sub2 outdoor unit heating mode No 1 constant speed compressor 103 Discharge temperature of Sub2 outdoor unit No 2 constant speed compressor Failure Checking Method Check open status of the service valve Check heat insulation status of the pipe s the temperature No sensor of the compressor discharge pipe normal Yes Is LEV of indoor outdoor unit normal Yes Is the outdoor unit PCB normal Yes Are communication lines normal Yes Is the liquid injection valve normal Yes Is the hot gas bypass valve normal Yes s refrigerant filling quantity calculated uitably for the pipe length Yes Check the gas pipe strainer Check leakage of refrigerant No No No No No No Replace the temperature sensor Replace LEV Replace PCB Modify wiring Check liquid injection valve switch Check the hot gas bypass valve Refill refrigerant 272 muLTiV rws Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide 143 34 High pressure rise of Compressor stops by Failure of high pressure sensor or high 34 main outdoor unit excessive rise of high pressure sensor detect
143. 0004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 266090 H V ASSEMBLY 6609A20005G 6609A20005G 267110 REMOTE CONTROLLER ASSEMBLY 6711A10008C 6711A10008C 268714 PWB PCB ASSEMBLY MAIN 6871A10166P 6871A10166Q 330870 DRAIN PAN ASSEMBLY 3087A10015C 3087A10015C 336610 HOUSING ASSEMBLY MECH 3661A20025A 3661A20025A 346810 MOTOR ASSEMBLY INDOOR 4681A10022B 4681A10022B 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A10418E 5211A10418E 354210 EVAPORATOR ASSEMBLY FIRST 5421A20153B 5421A20153B 359012 FAN ASSEMBLY BLOWER 5901A20030A 5901A20030A 55211G TUBE ASSEMBLY EXPANSION 5211A10508A 5211A10508A WOCZZ CAPACITOR DRAWING 3A02157H 3A02157H 328 Munur V ews Indoor Unit Exploded View amp Replacement Parts List Service Manual 329 Exploded View amp Replacement Parts List be DESCRIPTION PARTAS REMARK LRNN076SRA0 LRNNO96SRAO LRNN126SRA0 LRNV126SRA0 131410 CHASSIS ASSEMBLY 3141A20005E 3141A20005E 3141A20005E 3141A20005E 346810 MOTOR ASSEMBLY INDOOR 4681A20048J 4681A20048J 4681A20048L 4681A20048L 135516 COVER ASSEMBLY MOTOR 3551 20050 3551 20050 3551A20050A 3551 20050 342800 BEARING 4280A20004A 4280A20004A 4280A20004A 4280A20004A 359011 FAN ASSEMBLY CROSS FLOW 5901A20007A 5901A20007A 5901A20007A 5901 20007
144. 0005A 6609A10005A 6609A10005A 6609A10005A Service Manual 335 Exploded View amp Replacement Parts List PART No LOCATION No DESCRIPTION REMARK LRNV182S3D0 LRNN186S3R0 131410 CHASSIS ASSEMBLY 3141A20012A 3141A20012A 346810 MOTOR ASSEMBLY INDOOR 4681A20003B 4681A20067A 342800 BEARING 4280A20004A 4280A20004A 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20231C 3531A20231C 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 159901 VANE HORIZONTAL 5990A20042B 5990A20042B 352150 HOSE ASSEMBLY DRAIN 5251AR1222R 5251AR1222R 359011 FAN ASSEMBLY CROSS FLOW 5901A20017C 5901A20017C 354212 EVAPORATOR ASSEMBLY FINAL 5421A21004W 5421A20211B 35211B TUBE ASSEMBLY TUBING 5211A30439Y 5211A30439D 352114 TUBE ASSEMBLY EVAPORATOR IN 5211A14006B 5211A14006B 159830 AIR CLEANER ASSEMBLY 5983A10006U 5983A10006X 249951 CONTROL BOX ASSEMBLY INDOOR 4995A12003U 4995A12003P 249941 CONTROL BOX INDOOR 4994A10047A 49944100474 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20172T 6871A20172K 263230 THERMISTOR ASSEMBLY 6323A20004M 6323A20004M WOCZZ CAPACITOR DRAWING 3 01487 3 01487 330860 DRAIN PAN 3086A12001A 3086A12001A 135316 GRILLE ASSEMBLY FRONT INDOOR 3531A20263Y 3531A20263A 135313 GRILLE ASSEMBLY 3531A20244C 3531A20244C 668713 PWB PCB ASSEMBLY SUB 6871A20259A 6871A20259A
145. 0118W 135314 GRILL ASSEMBLY INLET SUB 3531A10117U 3531A10117U 152302 FILTER MECH A C 5230A20014C 5230A20014C 733010 PLATE 1H00843A 1H00843A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010B 6711A20010B 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10310A 5211A10310A 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20911A 5211A20911A 354210 EVAPORATOR ASSEMBLY FIRST 5421A20086A 5421A20086A Service Manual 331 Exploded View amp Replacement Parts List 332 mur sus Indoor Unit Exploded View amp Replacement Parts List pat as DESCRIPTION REMARK LRNN186STAO LRNN182STAO LRNV186STAO LRNV182STLO 131410 CHASSIS ASSEMBLY 3141A10002A 3141 10002 3141A10002A 3141A10002A 346810 MOTOR ASSEMBLY INDOOR 4681A20003D 4681A20003B 4681A20003D 4681A20003B 135516 COVER ASSEMBLY MOTOR 3551A20099C 3551A20099C 3551A20099C 3551A20099C 342800 BEARING 4280A20004A 4280A20004A 4280A20004A 4280A20004A 359011 FAN ASSEMBLY CROSS FLOW 5901A20008A 5901A20008A 5901A20008A 5901A20008A 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10231Y 3531A10231Y 3531A10231Y 3531A10231Y 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681 20055 4681A20055A 4681A20055A 159901 VANE HORIZONTAL 5990 20008 5990 20008 5990A20008A 5990A20008A 159901 VANE HORIZONTAL 5990A20009A 5990 20009 5990A20009A 5990A20009A
146. 06 1 14 70 15 50 16 33 5 36 1 04 81 0 5677 0 6104 0 6557 7 42 2 35 2 13 99 14 74 15 51 5 25 1 03 82 0 5494 0 5911 0 6353 7 49 2 38 3 13 32 14 02 14 74 5 15 1 02 83 0 5317 0 5724 0 6157 7 56 2 42 4 12 68 13 33 14 01 5 04 1 00 84 0 5147 0 5545 0 5968 7 63 2 45 5 12 08 12 69 13 32 4 9496 0 99 85 0 4983 0 5372 0 5786 7 7096 2 49 6 11 51 12 08 12 66 4 8396 0 97 86 0 4826 0 5205 0 5610 7 7796 2 52 7 10 97 11 50 12 05 4 73 0 96 87 0 4674 0 5044 0 5440 7 8496 2 56 8 10 46 10 96 11 46 4 63 0 95 88 0 4527 0 4889 0 5275 7 9096 2 59 9 9 978 10 44 10 91 4 5396 0 93 89 0 4386 0 4739 0 5117 7 9796 2 63 10 9 518 9 949 10 39 4 43 0 92 90 0 4249 0 4595 0 4964 8 04 2 67 T Rmin Rcent Rmax DR DT C T Rmin Rcent Rmax DR DT C 11 9 083 9 484 9 895 4 33 0 90 91 0 4118 0 4455 0 4816 8 10 2 70 12 8 669 9 044 9 427 4 23 0 89 92 0 3991 0 4321 0 4674 8 17 2 74 13 8 277 8 627 8 983 4 13 0 87 93 0 3868 0 4191 0 4536 8 24 2 77 14 7 905 8 231 8 563 4 03 0 86 94 0 3750 0 4065 0 4402 8 30 2 81 15 7 551 7 856 8 165 3 93 0 84 95 0 3636 0 3944 0 4274 8 37 2 85 16 7 216 7 500 7 787 3 84 0 83 96 0 3526 0 3826 0 4149 8 43 2 88 17 6 897 7 161 7 430 3 74 0 81 97 0 3419 0 3713 0 4029 8 50 2 92 18 6 594 6 841 7 090 3 65 0 80 98 0 3317 0 3604 0 3912 8 56 2 96 13 5 306 8 536 2 188 352 0 78 99 0 3217 0 3498 0 3800 8 63 3 00 4696 1 3121 3691 69 21 87 5971 6472 337 075 101 0 3028 0 3297 035 9765 307 22 5 524 5 7
147. 06 35 1 4 06 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 Drain Pipe ID mm 20 20 Net Weight kg lbs 12 26 5 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 36 33 30 40 36 31 Power Supply 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal D Wood B Blue Stuffing Quantity Without S parts 20 40ft 240 540 240 540 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Conversion Formula Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Kcal h kW x 860 Interconnecting Piping Length 7 5m Btu h kW x 3412 Level Difference of Zero cfm m min x 35 3 Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Service Manual 147 Functons 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Maintains the room temperature in accordance with the Setting temperature Starting Current Control Indoor fan is delayed for 5 sec at the startin
148. 0A 5238A10010A 5298 10010 5238A10010A 5238 10010 354210 EVAPORATOR ASSEMBLY FIRST 5421A20104A 5421A20104B 5421 20104 5421A20104B 5421A20104A 359012 FAN TURBO 5900A00004A 5900 00004 5900 00004 5900 00004 5900 00004 359012 FAN TURBO 5900A00005A 5900 00005 5900 00005 5900A00005A 5900 00005 340 V ews Indoor Unit VB 00099 N P i E t S S 5 Ag 41 13 Manua vice Ser PART NO DESSRIETON LRNN186VBAO LRNN246VBAO 132100 FRAME 3022AP1283B 135314 GRILLE ASSEMBLY INLET SUB 5237AP2817B 135316 GRILLE ASSEMBLY DIFFUSER INDOOR 3531A10272B 137211 PANEL ASSEMBLY FRONT INDOOR 3720AP2767P 146811 MOTOR ASSEMBLY STEP 4681AR2727G 152302 FILTER MECH A C 5230AP7093A 159901 VANE ASSY 5991AP7334C 159911 VANE ASSY HORIZONTAL 5991AP2867B 166000 SWITCH PUSH 6600AP2059B 166000 SWITCH PUSH 6600AP2059B 235450 DISPLAY ASSEMBLY MECH 3545AP7224B 237900 WINDOW DISPLAY 3790AP7080A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10107E 263230 THERMISTOR ASSEMBLY ROOM 6323A30004D 263230 THERMISTOR ASSEMBLY PIPE IN 6323A30002C 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Y 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002A 268712 PWB PCB
149. 1 1 1 2 Dimensions W H D mm 1280 1555 730 x2 1280 1555 730 2 12807 1555 730 x2 1280 1555 730 x2 inch 50 4 61 2 28 7 x2 504 612 287 2 504 612 287 2 5047 61 2 28 7 2 Net Weight kg 300x2 300x2 300x2 300x2 05 661 4x2 661 4x2 661 4x2 661 4x2 Power Supply Cable mm CV 14X5C CV 14X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25 20 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QIVIM 3 380 60 3 380 60 3 380 60 3 380 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 199 Specifications 380V Heat Pump 60Hz HP
150. 1 8 028 58 1 1 8 Dimensions W H D mm inch 1280 1555 730 50 4 61 2 28 7 1280 1555 730 50 4 61 2 28 7 1280 1555 730 50 4 61 2 28 7 Net Weight kg Ibs 300 661 4 300 661 4 300 661 4 Power Supply Cable mm CV 22 5 CV 22X5C CV 22X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 Control L E V L E V L E V Power Supply V Hz 3 220 60 3 220 60 3 220 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 196 mur V ews Outdoor Unit 1 2 2 Heat Pump Specifications 380V Heat Pump 60Hz HP 5 6 8 10 Model Name Combination Unit LRUN509T0 LRUN609T0 LRUN809T0 LRUN1009T0 Independent Unit LRUN509T0 LRUN609T0 LRUN809T0 LRUN1009T0 Capacity Cooling W 14 000 16 000 22 400 28 000 kcal h 12 000 13 800 19 300 24 100 Btu h 47 800 54 600 76 400 95 500 Heating
151. 10 5 897 3 27 0 73 102 0 2939 0 3201 0 3484 8 82 3 11 23 5 288 5 461 5 635 3 18 0 72 5 9 103 0 2853 0 3109 0 3385 8 88 3 15 24 5 064 9 225 5 386 3 09 0 70 104 0 2769 0 3019 0 3290 8 95 3 19 2 2 850 3000 3 150 3 00 0 68 105 0 2688 0 2933 0 3197 9 0196 3 22 26 1 988 4 786 1934 3 03 2 1 106 0 2610 0 2849 0 3108 9 07 3 26 28 4275 4359 A 532 S279 045 107 0 2534 0 2768 0 3021 9 14 3 30 59 4064 4204 4375 330 079 108 0 2461 0 2690 0 2937 9 20 3 34 3b 3891 4058 i38 o8 109 0 2390 0 2614 0 2856 9 2696 3 38 35 3726 3861 3997 35957 084 110 0 2321 0 2540 0 2777 9 33 3 42 32 3 569 3 701 3 835 3 62 0 86 33 3 419 3 549 3 681 3 71 0 89 34 3 277 3 404 3 534 3 79 0 92 Note T Temperature C 35 3 141 3 266 3 393 3 88 0 94 36 3 012 3 134 3 258 3 97 0 97 Rmin Minimum value of Resi n 37 2 888 3 008 3 130 4 05 1 00 or Resistance 38 2 771 2 888 3 008 4 14 1 02 i 35 2 59 2775 2350 4952 105 Rcent Central value of Resistance 40 2 552 2 664 2 779 4 3196 1 08 41 150 2 559 2675 4 3056 110 Rmax Maximum value of Resistance 42 2 352 2 459 2 569 4 4796 143 EY 43 2 259 2 364 2 472 4 55 116 DR Deviation Ratio 44 2 170 2 273 2 378 4 6496 1 19 anf 45 2 085 2 185 2 289 472 1 22 DT Deviation Temperature 46 2 004 2 102 2 203 4 80 1 25 47 1 926 2 022 2 121 4 88 1 27 48 1 852 1 946 2 042 4 9696 1 30 49 1781 1 873 1 967 5 0496 1 33 50 1713 1 803 1 895 5 12 1 36 Service Manual 299 Resistance Temp
152. 1148 1060 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 019 05 3 4 019 05 3 4 19 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 43 5 41 5 39 5 44 42 40 45 43 41 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mne CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mme CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling e Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB e Outdoor temp 35 C 95 F DB 24 C 75 2 FJWB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specificatio
153. 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10192E 3531 10192 3531A10192E 3531A10192E 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 4681A20055A 159901 VANE HORIZONTAL 5990A20007A 5990A20007A 5990A20007A 5990A20007A 268712 PWB PCB ASSEMBLY DISPLAY 6871A20227J 6871A20227J 6871A20227J 6871A20227J 352150 HOSE ASSEMBLY DRAIN 5251AR2575F 5251AR2575F 5251AR2575F 5251AR2575F 35211B TUBE ASSEMBLY TUBING 5211A10324A 5211A10324A 5211A10324A 5211A10324A 263230 THERMISTOR ASSEMBLY ROOM PIPE IN 6323 20004 6323A20004M 6323A20004M 6323A20004M 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 249951 CONTROL BOX ASSEMBLY INDOOR 4995A12003Q 4995A20274W 4995 20274 4995A12003N 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 6871A20274A 6871A20274A 268716 PWB PCBJASSEMBLY MAIN DC 6871A20581F 6871A20581G 6871A20581H 6871A20581S WOCZZ CAPACITOR DRAWING 3H01487A 3H01487A 3H01487A 3H01487A 135312 GRILL ASSEMBLY FRONT INDOOR 3531A10118W 3531A10118W 3531A10118W 3531A10208Y 135314 GRILL ASSEMBLY INLET SUB 3531A10117U 3531A10117U 3531A10117U 3531A10283E 152302 FILTER MECH A C 5230A20014C 5230A20014C 5230A20014C 5230A20014C 733010 PLATE 1H00843A 1H00843A 1H00843A 1H00843A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010B 6711A20010B 6711A20010B 6711A20010A 352115 TUBE ASSEMBLY EVAPORATOR IN
154. 140570 LOCKER 4056A20001B 4056A20001B 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 152510 DRAIN ASSEMBLY TUBE 5251A20002B 5251A20002B 158591 PUMP WATER 5858A10001G 5858A10001G 158501 PUMP ASSEMBLY WATER 5859A20001D 5859A20001D 249941 CONTROL 4994A10020A 4994A10020A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10152T 4995A10152V 263230 THERMISTOR ASSEMBLY 6323A30002A 6323A30002A 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601 A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081M 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10187W 6871A10187G 330870 DRAIN PAN ASSEMBLY 3087A10006A 3087A10006A 346810 MOTOR ASSEMBLY INDOOR 4681A20006H 4681A20006H 349600 MOUNT MOTOR 4960AP7265A 4960AP7265A 352114 TUBE ASSEMBLY DISTRIBUTOR 5211A10299A 5211A10299A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251B 5211A20251B 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251G 5211A20251G 354211 EVAPORATOR ASSY BENDING 5421A10016A 5421A10016A 354211 EVAPORATOR ASSY BENDING 5421A10016B 5421A10016B 359012 FAN ASSEMBLY TURBO 5900A10003B 5900A10003B 435310 GRILLE ASSY INLET 3531A10066A 3531A10066A 552110 TUBE ASSEMBLY EXPANSION 5211A10298B 5211A10298B
155. 145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135U 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053U 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 351 Exploded View amp Replacement Parts List Ce AES S i Q 7 ZE B 7 LENZ SES 7 NED 2 ZZ 038 Di Em 2 M CON 3 ke 8 E 9 tus Outdoor Unit 352 MULTI Exploded View amp Replacement Parts List LRUN808T PART NO LOCATION NO DESCRIPTION LRUNSOSTO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200
156. 15 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 188 murri V ews Outdoor Unit Specifications 380V Heat Pump 50Hz HP 28 30 32 34 Model Name Combination Unit LRUN2808TRO LRUN3008TRO LRUN3208TRO LRUN3408TRO Independent Unit LRUN808TRO LRUN1008TRO LRUN1208TRO LRUN1408TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO LRUH1008TRO Capacity Cooling W 78 400 84 000 89 600 95 200 kcal h 67 400 72 200 77 100 81 900 Btu h 267 500 286 600 305 700 324 800 Heating W 88 200 94 500 100 800 107 100 kcal h 75 900 81 300 86 700 92 100 Btu h 301 000 322 500 343 900 365 400 Input Cooling kW 24 8 26 7 29 6 31 7 Heating kW
157. 1A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135K 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053C 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U 354 mur V ews Outdoor Unit Exploded View amp Replacement Parts List LRUN1009TO PART NO LOCATION NO DESCRIPTION LRUN1009T0 REMARK 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 430411 BASE ASSEMBLY WELD OUTDOOR 3041 A10048A 435312 GRILLE ASSEMBLY DISCHARGE OUTDOOR 3531A20211B 44700 BARRIER OUTDOOR 4790A20052A 44700 BARRIER OUTDOOR 4790A20052B 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 552200 VALVE EXPANSION BODY 5220A90001B 552201 VALVE CHECK 3A01020D 552201 VALVE CHECK 3A01020L 552202 VALVE REVERSING 5220A20039A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 5220A90012A 552204 VALVE SOLENOID 5220A90002A 552204 VALVE SOLENOID 5220A90002A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B 554160 COMPRESSOR SET 2520UNEU1CA 554160 COMPRESSOR SET 2520UNGV1AA 558511 DRIER ASSEMBLY 5851A20002A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 561410 COIL ASSEMBLY REVERSING VALV
158. 1A10028T 5901A10028T 5901A10028T 5901A10028T 5901A10028T 336600 HOUSING MECH WRAPPER 3660A20017A 3660A20017A 3660A20017A 3660A20017A 3660A20017A 336600 HOUSING MECH WRAPPER 3660A20018A 3660A20018A 3660A20018A 3660A20018A 3660A20018A 346810 MOTOR ASSEMBLY INDOOR 4681A10013C 4681A10013C 4681A10013C 4681A10013C 4681A10013C 359012 ASSEMBLY BLOWER 59014100264 5901A10026A 5901A10026A 5901A10026A 5901A10026A WOCZZ CAPACITOR DRAWING 2h00986D 24009880 2AQ0986D 2A00986D 2A00986D 354010 EVAPORATOR ASSEMBLY FIRST 5421A20100B 5421 20100 5421A20100B 5421201008 54214201008 352118 TUBE ASSEMBLY MENIFOLD NDOOR 5211A20465D 5211A20465D 5211A20465D 5211A20465D 5211A20465D 362115 TUBE ASSEMBLY EVAPORATOR IN 5211 10305 5211A10305A 5211 10305 5211A10305A 5211A10305A 330870 DRAIN PAN ASSEMBLY 3087A10008D 3087A10008D 3087A10008D 3087A10008D 3087A10008D 249951 CONTROL BOX ASSEMBLY INDOOR 4995 10127 4995 10127 4995A10127D 4995A10127E 4995A10127Y 268714 PWB PCB ASSEMBLY MAIN 6871 1016 6871A10217A 6871A10166B 6871A10166C 68714102178 263230 THERMISTOR ASSY 62234032260 6323A03226G 63231032260 6323A03226G 63234032266 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 CONTROLLER ASSE
159. 2 2900 2900 2900 3472 2900 2900 2900 3472 2900 2900 2900 2 Motor Output x Number 1809 4900 4900 41900 4309 4900 4900 4900 4309 4900 4900 4900 4309 4900 4900 4900 x2 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x3 2325 10 2325 10 9 23254 10 2325 10 x3 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 271x2 291x2 271x2 291x2 271x2 291 2 271 4 Air Flow Rate High cmm 90x4 90x4 90x4 90x6 cfm 3177x4 3177x4 3177x4 3177x6 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 19 05 3 4 19 05 3 4 19 05 3 4 22 2 7 8 Gas Pipes mm inch 38 1 1 1 2 038 1 1 1 2 038 1 1 1 2 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x2 1280 1555 730 2 1280 1555 730 x2 1280 1555 730 x3 inch 50 4 61 2 28 7 2 504 61 2 26 7 2 50 4 61 2 28 7 x2 50 4 61 2 28 7 x3 Net Weight kg 300x2 300x2 300x2 300x3 lbs 661 4x2 661 4x2 661 4x2 661 4x3 Power Supply Cable mm CV 14X5C CV 14X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 380 415 50 3 380 415 50 3 380
160. 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve 108 V ews Indoor Unit 1 1 2 Heat Pump Specifications Heat Pumps 50Hz Model Unit LRNNO76SRA L O LRNNO926RA L O LRNN126SRA L 0 LRNN186STA L O W 2 100 2 600 3 500 5 300 Cooling Capacity kcal h 1 806 2 235 3 009 4 557 Btu h 7 165 8 871 11 942 18 084 W 2 363 2 925 3 938 5 963 Heating Capacity kcal h 2 031 2 515 3 385 5 127 Btu h 8 061 9 980 13 435 20 345 Ls mm 900 285 156 900 285 156 900 285 156 1090 314 172 BOY inch 35411261 35411261 35411261 42912468 Coil Rows x Columns x FPI 2 12 20 2 12 20 2 12 20 2 13 20 Face Area m 0 13 0 13 0 13 0 23 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 15 15 15 25 Running Current A 0 20 0 20 0 20 0 30 Fan Air Flow Rate H M L 5 6 5 4 6 7 6 5 6 9 5 9 8 5 12 10 5 10 3 cfm 198 177 162 5 247 230 212 336 318 300 424 371 364 Drive Direct Direct Direct Direct Speed control Phase Control Phase Control Phase Control Phase Control Temperature Control Temas cong and hing Theat nl and heating Thermostat for cooing and heating Sound Absorbing
161. 2 kcal h 2 Btu h I Input Cooling kW 11 8 13 9 14 15 9 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 77 87 110 77 87 110 3 77 87 110 3 Number of Revolution r p m 3472 3500 3472 3500 3472 3500 3500 3500 3472 3500 3500 3500 Motor Output x Number W 4309 5700 430945700 4309 5700 5700 5700 4309 5700 5700 5700 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325 10 2305 110 2325 10 2325 10 x3 2325 10 2325 10 x3 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 291x2 291x2 271x2 291x2 271x2 Air Flow Rate High cmm 90 2 90 2 90 4 90 4 cfm 3177x2 3177x4 3177x4 3177x4 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 12 7 1 2 12 7 1 2 19 05 3 4 19 05 3 4 Gas Pipes mm inch 028 58 1 1 8 028 58 1 1 8 038 1 1 1 2 038 1 1 1 2 Dimensions W H D mm 1280 1555 730 1280 1555 730 1280 1555 730 2 1280 1555 730 x2 inch 50 4 61 2 28 7 50 4 61 2 28 7 50 4 61 2 28 7 50 47 61 2 28 7 x2 Net Weight kg 300 300 300x2 300x2 lbs 661 4 661 4 661 4x2 661 4x2 Power Su
162. 208T0 REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 566000 SWITCH PRESSURE 6600AG3057A 552201 VALVE CHECK 3A01020L 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 566000 SWITCH PRESSURE 6600AG3057A 552201 VALVE CHECK 3A01020L 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 P
163. 251A20001A 5251A20001A 52514200014 266090 H V ASSEMBLY 159830 AIR CLEANER ASSEMBLY 306 mur Indoor Unit Explodede View amp Replacement Parts List 308 mur Indoor Unit Explodede View amp Replacement Parts List goods DESCRIPTION Dee REMARK LRNV126TEAO0 LRNN126TEAO LRNV186TEAO LRNN186TEAO 130412 BASE ASSEMBLY WELD INDOOR 3041A10013A 3041A10013A 3041A10013A 3041A10013A 130911 CABINET ASSEMBLY INDOOR 3091A10023C 3091A10023C 3091A10023C 3091A10023C 130911 CABINET ASSEMBLY INDOOR 3091A10023D 3091A10023D 3091A10023D 3091A10023D 135314 GRILLE INLET 3530A10065A 3530A10065A 3530A10065A 3530A10065A 137211 PANEL ASSY FRONT INDOOR 3721A10021C 3721 10021 3721A10021C 3721A10021A 135511 COVER 3550A20034A 3550A20034A 3550A20034A 3550A20034A 135802 DOOR 3580 20005 3580A20005A 3580A20005A 3580A20005A 140570 LOCKER 4056A20001A 4056A20001A 4056A20001A 4056A20001A 146811 MOTOR ASSEMBLY STEP 4681AP2968D 4681AP2968D 4681AP2968D 4681AP2968D 152312 FILTER ASSY AIR CLEANER 5231A10005A 5231A10005A 5231A10005A 5231A10005A 152510 DRAIN ASSY TUBE 5251A20002A 5251A20002A 5251A20002A 5251A20002A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 158591 PUMP ASSEMBLY
164. 265A 4960AP7265A 4960AP7265A 352114 TUBE ASSEMBLY DISTRIBUTOR 5211A10299A 5211A10299A 5211A10299A 5211A10299A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 52114202518 5211A20251B 5211A20251B 5211A202518 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251G 5211A20251G 5211A20251G 5211A20251G 354211 EVAPORATOR ASSY BENDING 5421A10016A 5421A10016A 5421A10016A 5421A10016A 354211 EVAPORATOR ASSY BENDING 5421A10016B 5421A10016B 5421A10016B 5421A10016B 359012 FAN ASSEMBLY TURBO 59004100038 5900A100038 5900A10003B 5900A100038 435310 GRILLE ASSY INLET 3531A10066A 3531A10066A 3531A10066A 3531A10066A 552110 TUBE ASSEMBLY EXPANSION 5211A10298B 5211A10298B 5211A10298B 5211A10298B 648600 CLAMP CAPACITOR 4H00442C 4H00442C 48004422 4H00442C WOCZZ CAPACITOR DRAWING 2A00986D 3 00660 2 009860 2A00986D W6640 TERMINAL BLOCK 6640W3A009A 6640W3AO09A 6640W3A009A 6640W3A009A Service Manual 315 Explodede View amp Replacement Parts List 4 DESCRIPTION ae LRNN386TDAO LRNN426TDAO LRNV482TDAO 130412 BASE ASSEMBLY WELD INDOOR 3041A10016A 3041A10016A 3041A10016A 130911 CABINET ASSEMBLY WELD 3091A10030A 3091A10030A 3091A10031A 130911 CABINET ASSEMBLY WELD 3091A10030B 3091A10030B 3091A10031B 130911 CABINET ASSY IN
165. 268712 PWB PCB ASSEMBLY DISPLAY 6871A20227M 6871 20227 6871A20227M 6871 20227 352150 HOSE ASSEMBLY DRAIN 5251AR2575F 5251AR2575F 5251AR2575F 5251AR2575F 35211B TUBE ASSEMBLY TUBING 5211 10324 5211 10324 5211A10324B 5211A10324B 263230 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M 6323A20004M 6323A20004M 6323A20004M 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 6323AQ3226Z 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20274Y 4995A20274U 4995A12003M 4995A20274V 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871 20274 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20581J 6871 20581 6871A20581T 6871A20581P WOCZZ CAPACITOR DRAWING 3H01487G 3H01487G 3H01487G 3H01487G 135312 GRILL ASSEMBLY FRONT INDOOR 3531A20207H 3531A20207H 3531A20207M 3531A20207N 135314 GRILL ASSEMBLY INLET SUB 3531A20107L 3531A20107L 3531A20233E 3531A20233E 152302 FILTER MECH A C 5230A20001A 5230 20001 5230A20001A 5230A20001A 733010 PLATE 3301A10002A 3301 10002 3301A10002A 3301A10002A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010B 6711A20010B 6711A20010A 6711A20010E 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A14006B 5211A14006B 5211A14006B 5211A14006B 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211 30057 5211 30057 5211A30057E 5211A30057E 354210 EVAPORATOR ASSEMBLY FIRST 5421A20010E 5421A20010D 5421A20010D
166. 28 30 32 34 Model Name Combination Unit LRUN2809TRO LRUN3009TRO LRUN3209TRO LRUN3409TRO Independent Unit LRUN809TRO LRUN1009TRO LRUN1209TRO LRUN1409TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO LRUH1009TRO Capacity Cooling 78 400 84 000 89 600 95 200 kcal h 67 400 72 200 77 100 81 900 Btu h 267 500 286 600 305 700 324 800 Heating 88 200 94 500 100 800 107 100 kcal h 75 900 81 300 86 700 92 100 Btu h 301 000 322 500 343 900 365 400 Input Cooling kW 24 8 26 7 29 6 31 7 Heating kW 24 25 8 28 2 30 2 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 5 77 87 110 5 77 87 110 5 77 87 110 5 Number of Revolution r p m 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 Motor Output x Number W 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x24271x4 291x24271x4
167. 280 1555 730 50 4 61 2 28 7 1280 1555 730 50 4 61 2 28 7 Net Weight kg Ibs 300 661 4 300 661 4 300 661 4 Power Supply Cable mm CV 22X5C CV 22X5C CV 22X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 Control L E V L E V L E V Power Supply V Hz 3 220 60 3 220 60 3 220 60 Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 44 6 F DB 6 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 202 mur V ews Outdoor Unit Function 2 Function t Basie control r u eeen 204 J 1 a el dan Bolo TE dic aska 204 FO COMPFESSOl CONUON bes don pls 204 JS mal EE V CONTOL 204 1 4 subcooling LEV control tov reme 205 1 5 A COMMON rm 205 Z2 SB6SCIal CODBUOL uu mama aus 205 Zen CONO 205 2 Ol SCQUANZING
168. 28760 1228750 m 186VBA0 246VBA0 Ceiling Floor Convertible VB te2VBAD Cooling Only LRNV x These are model names of the basic function Heat Pump LRNN 10 220 240V 50Hz 6 10 220V 60Hz 2 1 2 Outdoor Uni Power Supply 5HP 6HP 8HP 10HP 12HP 14HP 16HP 18HP 20HP 22HP 30 380 415V 50Hz 508T0 608T0 808 0 100870 1208 0 1408 0 1608TSO 1808TSO 2008TSO 2208 50 30 380V 60Hz 50970 609 0 809 0 1009 0 1209 0 1409 0 1609TSO 1809TSO 2009TSO 2209TSO 30 220V 60Hz 80BTO 100BTO 120BTO Power Supply 24HP 26HP 28HP 30HP 32HP 34HP 36HP 38HP 40HP 30 380 415V 50Hz 2408 50 2608 0 2808TRO 3008TRO 3208TRO 3408TRO 3608TRO 3808TRO 4008TRO 30 380V 60Hz 2409 50 2609 50 2809TRO 3009TRO 3209TRO 3409TRO 3609TRO 3809TRO 4009TRO Cooling Only LRUV Heat Pump LRUN Service Manual 11 External Appearance a 2 External Appearance Ceiling Cassette 1Way Ceiling Cassette 4Way LRNVO76TCAO LRNNO76TCAO LANVO72TCAO LANNOTZTCAO 126TEA0 LRNVT22TEAO LRNNT22TEA LRNVO96TCAO LRNNOS6TCAO LRNVOS2TCAO LANNOSZTCAO 186TEAO LRNVTB2TEAO LRNNTG2TEA LRNV126TCAO LRNN126TCAO LRNV122TCA0 LRNNT22TCAQ 216TDA0 LANV212TDA 212TDA 246TDA0 LRNV242TDA0 LANN242TDA I I I I 286TDA0 LRNV282TDAO LRNN282TDA 366TDA0 LRNV362TDAO LRNN362TDA E 386TDA0 LRNV382TDAO LRNN382TDA M26TDAO LANV422TDA0 422TDA 486 0 0 LRNV482TDA 482TDA
169. 2C CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 980 60 3 980 60 3 980 60 3 980 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 x 35 3 Service Manual 197 Specifications 380V Heat Pump 60Hz HP 12 14 16 18 Model Name Combination Unit LRUN1209TO LRUN1409T0 LRUN1609TSO LRUN1809TSO Independent Unit LRUN1209T0 LRUN1409T0 LRUN809TS0 LRUN1009TSO LRUH809TSO LRUH809TSO Capacity Cooling W 33 600 39 200 44 800 50 400 kcal h 28 900 33 700 38 500 43 300 Btu h 114 700 133 800 152 900 172 000 Heating W 37 800 44 100 50 400 56 700 kcal h 32 500 37 900 43 300 4
170. 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3414 cfm m min x 35 3 Service Manual 109 Specifications 1 2 6042 1 2 1 Cooling Only Cooling Only 60Hz Model Unit LRNV072SRA L O LRNVO92SRA L O LRNV122SRA L 0 LRNV182STA L 0O W 2 100 2 600 3 500 5 300 Cooling Capacity kcal h 1 806 2 235 3 009 4 557 Btu h 7 165 8 871 11 942 18 084 W x lt 2 Heating Capacity kcal h Btu h T mm 900 285 156 900 285 156 900 285 156 1090 314 172 BOY ich 35411261 5411261 35411261 42912468 Coil Rows x Columns x FPI 2 12 20 2 12 20 2 12 20 2 13 20 Face Area m 0 13 0 13 0 13 0 23 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 15 15 15 25 Running Current A 0 20 0 20 0 20 0 30 Fan Air Flow Rate H M L 5 6 5 4 6 7 6 5 6 9 5 9 8 5 12 10 5 10 3 198 177 162 5 247 230 212 336 318 300 424 371 364 Drive Direct Direct Direct Direct Speed control Phase Control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooing Microprocessor Thermostat for cling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbi
171. 3 18 9 1 2 41 3 18 9 1 2 41 3 18 9 1 2 Coil Rows x Columns x FPI 2 12 18 2 12 21 2 12 21 Face Area m 0 17 0 17 0 17 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output 14 14 14 Running Current A 0 22 0 22 0 22 Fan Air Flow Rate H M L cmm 6 5 4 76 5 10 9 8 212 177 141 247 212 177 353 31 8 283 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooing and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 17 37 5 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 35 32 29 37 34 31 39 36 35 Power Supply 1 220 60Hz 1 220 60Hz 1 220 60Hz Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 263 539 263
172. 30036L 6871A30036P 261704 TRANSFORMER POWER 6170A20016D 6170A20016D W6200 FILTER CIRC EMC 6200J000057 6200J000057 WOFZZ FUSE DRAWING OFZZA90001F OFZZA90001F 344 murri V ews Outdoor Unit Exploded View amp Replacement Parts List Main Unit Sub Unit I ES den 7 T km D gn Sa ell 668713 gt zb 1 gt i RAE nal 4 N 2 ZQ SUB Unit Service Manual 345 Exploded View amp Replacement Parts List I t 2 Q gt tc l EN Y AAD ERIK NIE 74 Au Y Main Unit 554160 5 5 2955 TOS 115 e 5 8 8 5 5 tus Outdoor Unit 346 MULTI V Exploded View amp Replacement Parts List
173. 300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851 A20002A 565010 SENSOR ASSEMBLY 6501 A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10014H 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10154A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30037E 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 Service Manual 371 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUH1008TRO REMARK 554160 COMPRESSOR
174. 31A10059A WOCZZ CAPACITOR DRAWING 3H00660N 3H00660N 3H00660N 3H00660N W6640 TERMINAL BLOCK 6640W3A009B 6640W3A009B 6640W3A009B 6640W3A009B Service Manual 309 Explodede View amp Replacement Parts List PART No LOCATION No DESCRIPTION REMARK LRNV182TECO 130412 BASE ASSEMBLY WELD INDOOR 3041A10013A 130911 CABINET ASSEMBLY INDOOR 3091A10023C 130911 CABINET ASSEMBLY INDOOR 3091A10023D 135314 GRILLE INLET 3530A10065A 135511 COVER 3550A20034A 135802 DOOR 3580A20005A 137211 PANEL ASSEMBLY FRONT INDOOR 3721 100215 140570 LOCKER 4056A20001A 146811 MOTOR ASSEMBLY STEP 4681AP2968D 152312 FILTER ASSY AIR CLEANER 5231A10005A 152510 DRAIN ASSY TUBE 5251A20002A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 158591 PUMP ASSEMBLY WATER 5859A20001H 159830 AIR CLEANER ASSEMBLY 5983A10002C 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10083E 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20168B 263230 THERMISTOR ASSEMBLY 6323A30002B 263230 THERMISTOR ASSEMBLY 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226R 266012 SWITCH ASSY FLOAT 6601A20001F 266090 H V ASSEMBLY 6609A20005C 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002Q 268712 PWB PCB ASSY DISPLAY 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10148U 330870 DRAIN PAN ASSEMBLY 3087A10002A 346810 MOTOR ASSEMBLY SINGLE 4681AC2026D 349600 MOUNT MOTOR 4960A20010A 352115
175. 3472 2900 3472 2900 2900 2900 3472 2900 2900 2900 Motor Output x Number W 4309 4900 4309 4900 4309 4900 4900 4900 4309 4900 4900 4900 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325 110 2325 10 2325 10 2325 10 x3 2325 10 2325 10 x3 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 291x2 291x2 271x2 291x2 271x2 Air Flow Rate High cmm 90 2 90 2 90 4 90 4 cfm 3177x2 3177x2 3177x4 3177x4 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 12 7 1 2 12 7 1 2 19 05 3 4 19 05 3 4 Gas Pipes mm inch 028 58 1 1 8 028 58 1 1 8 38 1 1 1 2 38 1 1 1 2 Dimensions W H D mm 1280 1555 730 1280 1555 730 1280 1555 730 x2 1280 1555 730 2 inch 50 4 61 2 28 7 50 4 61 2 28 7 50 4 61 2 28 7 x2 50 4 61 2 28 7 x2 Net Weight kg 300 300 300x2 300x2 lbs 661 4 661 4 661 4x2 661 4x2 Power Supply Cable mm CV 8X5C CV 8X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 380 415 50 3 380 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Coo
176. 38 5900A10003B 5900A10003B 5900A10003B 435310 GRILLE 3531A10066A 3531A10066A 3531A10066A 3531A10066A 552110 TUBE ASSEMBLY EXPANSION 5211 10298 5211A10298B 5211A10298B 5211A10298B 648600 CLAMP CAPACITOR 4Ho0442c 4Ho0442c 4H00442C 4H00442C WOCZZ CAPACITOR DRAWING 3H00660M 3 00660 3 00660 2 009860 W6640 TERMINAL BLOCK 6640W3A009A 6640W3AO09A 6640W3A009A 6640W3A009A 314 mur V ews Indoor Unit Explodede View amp Replacement Parts List pond DESCRIPTION LRNV366TDAO LRNN366TDAO LRNV362TDAO LRNN362TDAO 130412 BASE ASSEMBLY WELDIINDOOR 3041A10016A 3041A10016A 3041A10016A 3041A10016A 130911 CABINET ASSEMBLY WELD 3091A10030D 3091A10030A 3091A10031A 3091A10030A 130911 CABINET ASSEMBLY WELD 3091A10030E 3091A100308 3091A10031B 3091A10030B 130911 CABINET ASSY INDOOR 3091A10031C 3091A10031A 3091A10030A 3091A10031A 130911 CABINET ASSY INDOOR 3091A10031D 3091A10031B 3091A10030B 3091A10031B 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10025B 3721A10025A 3721A10025B 3721A10025A 135511 COVER 3550A20050A 3550A20050A 3550A20050A 3550A20050A 135802 DOOR 3580A20005A 3580A20005A 3580A20005A 3580A20005A 140570 LOCKER 4056 200018 4056A20001B 4056A20001B 4056A20001
177. 3A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053B 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U 348 murri V ews Outdoor Unit Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUV1009T0 REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEU1CA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204
178. 4 Service Manual 19 Power Supply O B Cooling Only Unit 1 Outdoor Unit System HP 8 10 12 Model LRUV80BTO LRUV100BTO LRUV120BTO Product Charge kg 10 10 10 CF Correction Factor kg 1 1 1 Max Connectable No of Indoor Units 13 16 16 Net Weight kg lbs 300 661 4 300 661 4 300 661 4 Dimensions Wx Hx D mm nch 1280 x 1555 x 730 1280 x 1555 x 730 1280 x 1555 x 730 50 4 x 61 2 x 28 7 50 4 x 61 2 x 28 7 50 4 x 61 2 x 28 7 Pipe Connections Liquid Pipes mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Gas Pipes mm inch 28 58 1 s 28 58 11 28 58 11 B Heat Pump Unit 1 Outdoor Unit System HP 8 10 12 Model LRUN80BTO LRUN100BTO LRUN120BTO Product Charge kg 10 10 10 CF Correction Factor kg 1 1 1 Max Connectable No of Indoor Units 13 16 16 Net Weight kg lbs 300 661 4 300 661 4 300 661 4 Dimensions Wx Hx D mm nch 1280 x 1555 x 730 1280 x 1555 x 730 1280 x 1555 x 730 50 4 x 61 2 x 28 7 50 4 x 61 2 x 28 7 50 4 x 61 2 x 28 7 Pipe Connections Liquid Pipes mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Gas Pipes mm inch 028 58 11 028 58 11 028 58 11 20 Munri lt Indoor Units Service Manual 21 400puJ Ceiling Mounted Cassette Type 1Way 29 PAN relie cC 27 3 Operation Maio smeet I 28 4 Dimensio
179. 4 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10164A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30076F 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10165A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10206A 261704 TRANSFORMER POWER 6170A20016A 566001 SWITCH MAGNET 6600B000066 WOFZZ FUSE DRAWING OFZZA90001L W6200 FILTER CIRC EMC 6200J000035 356 mur V ews Outdoor Unit Exploded View amp Replacement Parts List LRUN1208 PART NO LOCATION NO DESCRIPTION LRUN1
180. 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 181 Specifications 380V Cooling Only 50Hz HP 12 14 16 18 Model Name Combination Unit LRUV1208TO LRUV1408T0 LRUV1608TSO LRUV1808TSO Independent Unit LRUV1208T0 LRUV1408T0 LRUV808TSO LRUV1008TSO LRUC808TSO LRUC808TSO Capacity Cooling W 33 600 39 200 44 800 50 400 kcal h 28 900 33 700 38 500 43 300 Btu h 114 700 133 800 152 900 172 000 Heating W kcal h Btu h I I gt Input Cooling kW 11 8 13 9 14 15 9 Heating kW I Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 77 87 110 77 874110 110 110 77 87 110 110 110 Number of Revolution r p m 3472 2900
181. 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula cfm Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 Service Manual 183 Specifications 380V Cooling Only 50Hz HP 28 30 32 34 Model Name Combination Unit LRUV2808TRO LRUV3008TRO LRUV3208TRO LRUV3408TRO Independent Unit LRUV808TRO LRUV1008TRO LRUV1208TRO LRUV1408TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO LRUC1008TRO Capacity Cooling 78 400 84 000 89 600 95 200 kcal h 67 400 72 200 77 100 81 900 Btu h 267 500 286 600 305 700 324 800 Heating W kcal h Btu h Input Cooling kW 24 8 26 7 29 6 31 7 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 4 1404110
182. 5 8 015 88 5 8 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 19 41 9 19 41 9 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 38 35 32 41 39 37 40 37 35 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 4 0ft 189 378 189 378 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB e Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 40 muur V euvs Indoor Unit Specifications Cooling Only 60Hz Model Unit LRNV242TDA C O LRNV282TDA C O LRNV362TDA C O W 7 000 8 200 10 600 Cooling Capacity kcal h 6 019 7 052 9 116 Btu h 23 885 27 995 36 168 W 3 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions W H D inch
183. 5211A10310A 5211A10310A 5211A10310A 5211A10310A 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20911A 5211A20911A 5211A20911A 5211A20911A 354210 EVAPORATOR ASSEMBLY FIRST 5421A20086C 5421A20086C 5421A20086C 5421A20086A 330 mur Indoor Unit Exploded View amp Replacement Parts List PART No LOCATION No DESCRIPTION REMARK LRNNO92SRAO LRNN122SRAO 131410 CHASSIS ASSEMBLY 3141A20005E 3141A20005E 346810 MOTOR ASSEMBLY INDOOR 4681A20048C 4681A20048C 135516 COVER ASSEMBLY MOTOR 3551A20050A 3551A20050A 342800 BEARING 4280A20004A 4280A20004A 359011 FAN ASSEMBLY CROSS FLOW 5901A20007A 5901A20007A 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10192E 3531A10192E 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 159901 VANE HORIZONTAL 5990A20007A 5990A20007A 268712 PWB PCB ASSEMBLY DISPLAY 6871A20227J 6871A20227J 352150 HOSE ASSEMBLY DRAIN 5251AR2575F 5251AR2575F 35211B TUBE ASSEMBLY TUBING 5211A10324A 5211A10324A 263230 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M 6323A20004M 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Z 6323AQ3226Z 249951 CONTROL BOX ASSEMBLY INDOOR 4995A202748 4995A20274T 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A 6871A20274A 268716 PWB PCB ASSEMBLY MAIN DC 6871A20581A 6871A20581B WOCZZ CAPACITOR DRAWING 3 01487 3 01487 135312 GRILL ASSEMBLY FRONT INDOOR 3531A10118W 3531A1
184. 539 263 539 Notes Conversion Formula 1 Capacities are based on the following conditions kcal h kW x 860 Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Btu h kW x 3412 Interconnecting Piping Length 7 5m cim m min x 35 3 Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve 26 mur V ews Indoor Unit Functions H 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Conirol Jet High Med Low Soft Dry Operation Mode Intermittent operation of fan at low speed Airflow Direction Control The louver can be set at swing up and down automatically Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply m Deice de
185. 5421A20010D Service Manual 333 Exploded View amp Replacement Parts List SU 334 mur Vows Indoor Unit Exploded View amp Replacement Parts List 2 DESCRIPTION EMA LRNV072SUDO 0925000 LRNV122SUDO LRNN126SURO 131410 CHASSIS ASSEMBLY 3141A20007E 3141A20007E 3141A20007E 3141A20007E 346810 MOTOR ASSEMBLY INDOOR 4681A20048F 4681A20048F 4681A20048F 4681A20048L 342800 BEARING 4280A20004A 4280A20004A 4280A20004A 4280A20004A 135211 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10137B 3531A10137B 3531A10137B 3531A10137B 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 4681A20055B 159901 VANE HORIZONTAL 5990A20015B 5990A20015B 5990A20015B 5990A20015B 352150 HOSE ASSEMBLY DRAIN 5251AR1222R 5251AR1222R 5251AR1222R 5251AR1222R 359011 FAN ASSEMBLY CROSS FLOW 5901 20016 5901A20016A 5901A20016A 5901A20016A 354212 EVAPORATOR ASSEMBLY FINAL 5421A20105M 5421A20105M 5421A20105M 5421A20105M 35211B TUBE ASSEMBLY TUBING 5211A10324C 5211A10824C 5211A10324C 5211A10324C 35211B TUBE ASSEMBLY TUBING 5211A20774C 5211A20774C 5211A20774C 5211A20774C 352114 TUBE ASSEMBLY EVAPORATOR IN 5211A14011A 5211A14011A 5211A14011A 5211A14011A 159830 AIR CLEANER ASSEMBLY 5983A10006U 5983A10006U 5983A10006U 5983A10006U 249951 CONTROL
186. 552203 VALVE SERVICE 5220A90012F 5220A90012G 566000 SWITCH PRESSURE 6600AG3057A 6600AG3057A 552200 VALVE EXPANSION BODY 5220A90001B 5220A90001B 552204 VALVE SOLENOID 5220A90002A 5220A90002A 552204 VALVE SOLENOID 5220A90008B 5220A90008B 552202 VALVE REVERSING 5220AP3777C 5220AP3777C 159910 VALVE ASSEMBLY 5221A20004P 5221A20004P 558511 DRIER ASSEMBLY 5851A20002A 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001H 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001G 6141A10001G 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 6141A20010F 263230 THERMISTOR ASSEMBLY 6323A20009B 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009G 6323A20009G 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 6871A10076C 668713 PWB PCB ASSEMBLY SUB 6871A20133G 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 6871A10145A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 6871A10146A 566001 SWITCH MAGNET 6600B000048 6600B000048 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10171G 4995A10171L 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A
187. 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 359 Exploded View amp Replacement Parts List T 7 2 V ES _ D DPS N AT HT tus Outdoor Unit 360 mur Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUV1008TSO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THE
188. 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 64 muur V euvs Indoor Unit Specifications Heat Pump 60Hz Model Unit LRNN422BGA0 LRNN482BEA0 W 12 300 14 100 Cooling Capacity kcal h 10 578 12 126 Btu h 41 992 48 137 W 13 838 15 863 Heating Capacity kcal h 11 040 13 156 Btu h 43 829 54 156 Casing Galvanized Steel Plate Galvanized Steel Plate ee um mm 1182 298 450 1230 370 680 aku inch 46 510 217 7 48 4 14 6 26 8 Coil Rows x Columns x 3 12 21 3 14 17 Face Area m 0 26 0 43 Type Sirocco Fan Sirocco Fan Motor Output W 272 320 Running Current A 1 68 4 00 Fan Air Flow Rate H M L 32 0 28 4 27 2 40 0 36 2 32 6 cfm 1130 1003 961 1412 1279 1151 External Static Pressure Pa 78 5 98 1 Drive Direct Direct Speed control Phase Control Steps Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F
189. 660A20019A 336600 HOUSING MECH WRAPPER 3660 20020 3660A20020A 3660A20020A 3660A20020A 346810 MOTOR ASSEMBLY INDOOR 4681A10013P 4681A10013A 4681A10013A 4681A10013P 359012 FAN ASSEMBLY BLOWER 5901A10026A 5901A10026A 5901A10026A 5901A10026A WOCZZ CAPACITOR DRAWING 2A00986D 2A00986D 2A00986D 2A00986D 354210 EVAPORATOR ASSEMBLY FIRST 5421A10027C 5421A10027C 5421410027C 5421A10027C 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20416G 5211A20416H 5211A20416G 5211A20416G 55211G_ TUBE ASSEMBLY EXPANSION 5211A10426A 5211A10426B 5211A10426A 5211A10426A 330870 DRAIN PAN ASSEMBLY 3087A10008C 3087A10008C 3087A10008C 3087 10008 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10127N 4995A10127U 4995 10173 4995A10127Z 268714 PWB PCB ASSEMBLY MAIN 6871A10166K 6871 10166 6871A10217C 6871A10217D 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043E 6711A20043E 6711A20043D 6711A20043Q 152302 FILTER MECH A C 5230A30001L 5230A30001L 5230A30001L 5230A30001L 158591 PUMP ASSEMBLY WATER 5859A20002A 5859A20002A 5859A20002A 5859A20002A 266012 SWITCH ASSEMBLY FLOAT 6601 20001 6601A20001E 6601A20001E 6601A20001E 137214 PANEL ASSEMBLY UPPER 3721A20180C
190. 661 4 661 4 661 4x2 661 4x2 Power Supply Cable mm CV 8X5C CV 8X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25 2 CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QIVIMWz 3 980 60 3 980 60 3 980 60 3 980 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 198 mur V ews Outdoor Unit Specifications 380V Heat Pump 60Hz HP 20 22 24 26 Model Name Combination Unit LRUN2009TSO LRUN2209TSO LRUN2409TSO LRUN2609TSO Independent Unit LRUN1009TSO LRUN1209TSO LRUN1209TSO LRUN1409TSO LRUH1009TSO LRUH1009TSO LRUH1209TSO LRUH1209TSO Capacity Cooling 56 000 61 600 67
191. 6811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 147581 LOUVER HORIZONTAL 4758A20014B 4758A20014B 147581 LOUVER HORIZONTAL 4758A20014B 4758A20014B 147581 LOUVER HORIZONTAL 4758A20014B 4758A20014B 152312 FILTER ASSEMBLY AIR CLEANER 5231A20005A 5231A20005A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20270N 4995A20270P 263230 THERMISTOR ASSEMBLY 6323A20004J 6323A20004J 263230 THERMISTOR ASSEMBLY 6323A20004J 6323A20004J 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20039P 6711A20073L 268712 PWB PCB ASSEMBLY DISPLAY 6871A20238B 6871A20238B 268713 PWB PCB ASSEMBLY SUB 6871A30027A 6871A30027A 268714 PWB PCB ASSEMBLY MAIN DC 6871A20676J 6871A20676T 330870 DRAIN PAN ASSEMBLY 3087A30004A 3087A30004A 346810 MOTOR ASSEMBLY INDOOR 4681A20047B 4681A20047B 352090 AIR GUIDE 5238A10007A 5238A10007A 352115 TUBE ASSEMBLY EXPANSION 5211A11041A 5211A11041A 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A11042A 5211A11042A 352150 HOSE ASSEMBLY DRAIN 5251AR1222R 5251AR1222R 359012 FAN TURBO 5900A00003A 5900A00003A 338 Indoor Unit Exploded View amp Replacement parts List Service Manual 339 Exploded View amp Replacement Parts List
192. 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 17 37 5 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 35 32 29 37 34 31 39 36 35 Power Supply V Hz 1 220 240 50Hz 1 220 240 50Hz 1 220 240 50Hz Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 263 539 263 539 263 539 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 SC 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 24 V ews Indoor Unit 1 260Hz 1 2 1 Cooling Only Specifications Cooling Only 60Hz Model Unit 072 0 LRNVO92TCA C O LRNV122TCA C O 2 100 2 600 3 500 Cooling Capa
193. 7 7 Coil Rows x Columns x 3 10 21 3 10 21 3 10 21 Face Area m 0 15 0 15 0 15 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 118 118 118 Running Current A 1 22 1 22 1 22 Fan Air Flow Rate H M L 15 3 13 6 10 3 15 8 13 9 10 7 16 0 14 1 11 1 cfm 540 480 364 558 489 378 565 498 392 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 215 88 5 8 015 88 5 8 015 88 5 8 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 34 74 9 35 77 2 35 77 2 Noise Level Sound Press 1 5m H M L dBA 3 39 36 34 39 5 37 34 5 40 38 35 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 4 0ft 120 252 120 252 120
194. 8 2 3 Poor voltage charge for driving DC charging is not performed after starting relay turn 9 INV compressor on High Pressure Switch of Main Suspension of compressor by the Main Outdoor Unit High 2 4 9 Outdoor Unit Pressure switch 2 5 Low Over voltage Input voltage is out of tolerance of rating voltage 3 1 Notin use Not in use g 3 2 Discharge temperature of Main Due to over rising of INV compressor discharge tempera Outdoor Unit INV compressor ture Compressor off is occurred 3 times in 1 hour 8 Discharge temperature of Main Due to over rising of constant speed compressor dis 3 3 Outdoor Unit constant speed charge temperature Compressor off is occurred 5 compressor 3times in an hour o 9 3 4 High pressure of Main Outdoor Compressor Off by excessive increase of Main B Unit Outdoor Unit High Pressure 8 3 5 Low pressure of Main Outdoor Compressor Off by excessive reduction of Main Unit Outdoor Unit Low Pressure Service Manual 257 Self diagnosis function Display Title Cause of Error 4 0 Current detect a CT sensor of Main Current detect CT sensor of Main Outdoor Unit Inverter Outdoor Unit Inverter compressor compressor open or short 4 1 Discharge temperature sensor of Main Open or short of discharge temperature sensor of Main Outdoor Unit Inverter compressor Outdoor Unit Inverter compressor 4 2 Outdoor Low Pressure sensor of Main Open or short
195. 8 800 Btu h 129 000 150 500 172 000 193 500 Input Cooling kW 11 8 13 9 14 15 9 Heating kW 11 13 13 6 15 4 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 77 87 110 77 87 110 3 77 87 110 3 Number of Revolution r p m 3472 3500 3472 3500 3472 3500 3500 3500 3472 3500 3500 3500 Motor Output x Number W 430945700 430945700 4309 5700 5700 5700 4309 5700 5700 5700 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325110 2325110 2325 10 2325 10 x3 2325 10 2325 10 x3 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 750 750 291x2 271x2 291x2 271x2 291x2 271x2 Air Flow Rate High cmm 90 2 90 2 90 4 90 4 cfm 3177x2 3177x2 3177x4 3177x4 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 12 7 1 2 12 7 1 2 19 05 3 4 19 05 3 4 Gas Pipes mm inch 028 58 1 1 8 28 58 1 1 8 038 1 1 1 2 038 1 1 1 2 Dimensions W H D mm 1280 1555 730 1280 1555 730 1280 1555 730 x2 1280 1555 730 x2 inch 50 4 61 2 28 7 50 4 61 2 28 7 50 47 61 2 28 7 x2 50 4 61 2 28 7 x2 Net Weight kg 300 300 300x2 300x2 lbs
196. 840 840 290 840 840 290 Dimensions W H D inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 m 2 0 26 2 0 26 2 0 26 Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 0 80 0 80 1 10 Fan Air Flow Rate H M L cmm 19 17 15 23 21 18 26 24 22 cfm 671 601 530 813 742 636 919 848 777 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 19 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight ko lbs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 41 38 36 42 40 38 43 41 39 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV S
197. 9 81 19 158 5 48 BE 1292 1230 5705 54 680 30 120 1006 294 370 253 5 253 217 253 152 186 42 143 82 50 172 Top view Inspection hole unit mm 600X600 Control box X Suitable dimension is necessary to get a slope to drain as figure Service Manual 69 Piping Diagrams Piping Diagrams iten 22650112 Heat Exchanger LEV Heating e Thermistor Refrigerant pipe connection port diameter unit mm inch MODEL GAS LIQUID LRNV186BHAO LRNN186BHAO LRNV182BHAO LRNN182BHAO 15 88 5 8 9 52 3 8 LRNV216BHAO LRNN216BHAO LRNV212BHAO LRNN212BHAO 15 88 5 8 9 52 3 8 LRNV246BHA0 LRNN246BHA0 LRNV242BHA0 LRNN242BHA0 15 88 5 8 9 52 3 8 LRNV286BGA0 LRNN286BGA0 LRNV282BGA0 LRNN282BGA0 15 88 5 8 09 52 3 8 LRNV366BGA0 LRNN366BGA0 LRNV362BGA0 LRNN362BGA0 019 05 3 4 9 52 3 8 LRNV386BGA0 LRNN386BGA0 LRNV382BGA0 LRNN382BGA0 019 05 3 4 9 52 3 8 LRNV426BGA0 LRNN426BGA0 LRNV422BGA0 LRNN422BGA0 19 05 3 4 9 52 3 8 LRNV486BEA0 LRNN486BEA0 LRNV482BEA0 LRNN482BEA0 019 05 3 4 29 52 3 8 70 mur V ews Indoor Unit Wiring Diagrams Wiring Diagrams
198. 900 2900 3472 2900 2900 2900 3472 2900 2900 2900 x2 Motor Output x Number W 4309 4900 4900 4900 4309 4900 4900 4900 4309 4900 4900 4900 4309 4900 4900 4900 x2 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x3 2325 10 2325 10 x3 2325 10 2325 10 x8 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 271x2 291x2 271x2 291x2 271x2 291 2 271 4 Air Flow Rate High cmm 90x4 90x4 90x4 90x6 cfm 3177x4 3177x4 3177x4 3177x6 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 019 05 3 4 19 05 3 4 019 05 3 4 022 2 7 8 Gas Pipes mm inch 038 1 1 1 2 038 1 1 1 2 038 1 1 1 2 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x2 1280 1555 730 2 1280 1555 730 X2 1280 1555 730 x3 inch 50 4 61 2 28 7 x2 50 4 61 2 28 7 x2 504 61 2 287 2 0 47 61 2 28 7 x3 Net Weight kg 300x2 300x2 300x2 300x3 lbs 661 4x2 661 4x2 661 4x2 661 4x3 Power Supply Cable mm CV 14X5C CV 14X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 380 415 50 3 380 415 50 3 380 415 50 3 380 4
199. 90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135Q 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053F 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U 362 mur V es Outdoor Unit Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUV1408TRO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038
200. A d ALON LINN HOOQNI 40 X90718 1VNIINH3 L 2 2 09 OV 086 dWO9 93395 319NIS wel ua ia pw ne Jua N 1 s u 8 WOO ANI moa val 1noswalov EONO 1V3H Nv3 od OND ohana TINO BEND 6250 zinoga e voe A009 asna 19 EINO ZENO LNO cos Weoms io ii oi 1 1o B biNisivaH man suum quvog mens 8 T 88 E U31H3ANI 80ND Bo 99 0000 Be agga Q Ee Vee BIND NO 3svHd Oa SNS 9NO 2NO la bf m la el Es ad 59 VSEIAOSZ 3snd vst H gt INVHO9VIG HOOALNO Service Manual 237 Wiring Diagrams 1d39X3 aja pe 6 HO1IOVdVO lt 1 06 lt 1 0 3 MSZ 35 4 vanga HM Boo ANO SNVHLOV Hes s Nyva BIND G NAS d OENI gli3Nov 1 Sino QA 82ND ZEN9 W2OMS lol lol E WEOMS 96 xm
201. A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135P 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053V 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER
202. A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 566000 SWITCH PRESSURE 6600AG3057A 552201 VALVE CHECK 3A01020L 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 566000 SWITCH PRESSURE 6600AG3057A 552201 VALVE CHECK 3A01020L 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 55851 1 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135U 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053U 261704 TRANSFORMER POWER 6170A20016D
203. AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN COM COMMUNICATION WHITE COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN D1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN D2 DISPLAY WHITE DISPLAY OF INDOOR STATUS CN LR1 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT RIGHT CN LR2 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT RIGHT CN UD STEP MOTOR BLUE STEP MOTOR OUTPUT CN TH1 ROOM PIPE SENSOR WHITE ROOM AND PIPE THERMISTOR CN TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN MOTOR1 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL 176 mur V ews Indoor Unit Disassembly of the parts E 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF 1 To remove the Grille from the Chassis Push mark on the grille bottom then pull it down and remove 3 securing screws Lift the both lower parts of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully Service Manual 177 Disassembly of the parts 3 To remove the Evaporator Remove 4 screws securing the evapor
204. B 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 4681A20055A 152510 DRAIN ASSEMBLY TUBE 5251A20002B 5251A200028 5251A20002B 5251A20002B 158591 PUMP WATER 5858A10001G 5858A10001G 5858A10001G 5858A10001G 158501 PUMP ASSEMBLY WATER 5859A20001D 5859A20001D 5859A20001D 5859A20001D 249941 CONTROL 49944100204 4994A10020A 4994A10020A 4994A10020A 249951 CONTROLBOXASSEMBLYJNDOOR 4995A10152J 4995A10152B 4995 10106 4995A10106D 263230 THERMISTOR ASSEMBLY 6323A30002A 6323A30002A 6323A30002A 6323A30002A 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ8226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081M 6711A20081J 6711A20081M 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10187T 6871A10187B 6871A10148Q 6871A10148G 330870 DRAIN PAN ASSEMBLY 3087A10006A 3087A10006A 3087A10006A 3087A10006B 346810 MOTOR ASSEMBLY INDOOR 4681A20006 4681A20006J 4681A20006K 4681A20006K 349600 MOUNT MOTOR 4960AP7265A 4960AP7
205. B 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 3585wmmmmw idadoottiit Service Manual 35 Specifications Cooling Only 50Hz Model Unit LRNV386TDA C O LRNV426TDA C O LRNV486TDA C 0 W 11 100 12 300 14 100 Cooling Capacity kcal h 9 544 10 578 12 126 Btu h 37 875 41 992 48 137 W 2 5 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions W H D inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 Face Area m 2 0 26 2 0 26 2 0 26 Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 1 10 1 1
206. B PCB ASSEMBLY MAIN 6871A10187J 6871A10148W 6871A10148K 330870 DRAIN PAN ASSEMBLY 3087A10005A 3087A10005A 3087A10005A 346810 MOTOR ASSEMBLY INDOOR 4681A20003V 4681A20003V 4681A20003V 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10303A 5211A10303A 5211A10303A 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20230D 5211A20230D 5211A20230D 354210 EVAPORATOR ASSEMBLY FIRST 5421A10011A 5421A10011A 5421A10011A 359011 FAN ASSEMBLY CROSS FLOW 5901 AR2441A 5901AR2441A 5901AR2441A 435310 GRILLE ASSEMBLY INLET 3531A10062D 3531A10062D 3531A10062D WOCZZ CAPACITOR DRAWING 3H00671E 3H00671E 3H00671E 152510 DRAIN TUBE ASSEMBLY 1 5251AP2984A 5251AP2984A 5251AP2984A 152510 DRAIN ASSEMBLY TUBE 2 5251A20001A 5251A20001A 5251A20001A 266090 H V ASSEMBLY 6609A20005C 6609A20005C 159830 AIR CLEANER ASSEMBLY 5983A10006C 5983A10006C Service Manual 305 LOCATION PART No No DESCRIPTION REMARK LRNNO76TCAO LRNVO92TCAO LRNN126TCAO LRNV126TCA0 130911 CABINET ASSEMBLY INDOOR 3091A10024A 3091A10024A 3091A10024A 3091A10024A 146811 MOTOR ASSEMBLY STEP 4681AR2727G 4681AR2727G 4681AR2727G 4681AR2727G 152312 FILTER ASSEMBLY AIR CLEANER 1 5231A10003A 5231A10003A 5231A10003A 5231A10003A 158591 PUMP ASSEMBLY WATER 5859A10001A 5859A10001A 5859A10001A 5859A10001A 137211 PANEL ASSEMBLY FRONT 3721A10069K 3721A10069H 3721A10069K 3721A10069H 249951 CONTROL BOX AS
207. C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10153C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053R 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 369 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN1408TRO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511
208. C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 37 Specifications Heat Pump 50 2 Model Unit LRNN246TDA C O LRNN286TDA C 0 LRNN366TDA C 0 7 000 8 200 10 600 Cooling Capacity kcal h 6 019 7 052 9 116 Btu h 23 885 27 995 36 168 W 7 875 9 225 11 925 Heating Capacity kcal h 6 771 7 934 10 253 Btu h 26 870 31 494 40 689 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions W H D inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 Face Area m 20 26 20 26 20 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 0 80 0 80 1 10 Fan Air Flow Rate H M L 19 17 15 23 21 18 26 24 22 cfm 671 601 530 813 742 636 919 848 777 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polyst
209. C 44 6 F DB 6 0 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities a re net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 57 Specifications Heat Pump 50Hz Model Unit LRNN286BGA0 LRNN366BGA0 LRNN386BGA0 W 8 200 10 600 11 100 Cooling Capacity kcal h 7 052 9 116 9 544 Btu h 27 995 36 168 37 875 W 9 225 11 925 12 487 Heating Capacity kcal h 7 934 10 253 10 737 Btu h 31 494 40 689 42 607 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 1182 298 450 1182 298 450 1182 298 450 inch 46 5 10 2 17 7 46 5 10 2 17 7 46 5 10 2 17 7 Coil Rows x Columns x 3 12 21 3 12 21 3 12 21 Face Area m 0 26 0 26 0 26 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 272 272 272 Running Current A 1 42 1 42 1 42 Fan Air Flow Rate H M L 25 3 21 8 17 6 28 4 25 3 21 8 29 6 26 3 23 6 cfm 893 770 622 1003 893 770 1045 930 833 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooing and heating M
210. DOOR 3091A10031A 3091A10031A 3091A10031C 3091A10031A 130911 CABINET ASSY INDOOR 3091A10031B 3091A10031B 3091A10031D 3091A100318 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10025A 3721A10025A 3721A10025B 3721A10025A 135511 COVER 3550A20050A 3550A20050A 3550A20050A 3550A20050A 135802 DOOR 3580A20005A 3580A20005A 3580A20005A 3580A20005A 140570 LOCKER 4056 200018 4056A20001B 4056A20001B 4056A20001B 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 4681A20055A 152510 DRAIN ASSEMBLY TUBE 5251A20002B 5251A200028 5251A20002B 5251A20002B 158591 PUMP WATER 5858A10001G 5858A10001G 5858A10001G 5858A10001G 158501 PUMP ASSEMBLY WATER 5859A20001D 5859A20001D 5859A20001D 5859A20001D 249941 CONTROL 49944100204 4994A10020A 4994A10020A 4994A10020A 249951 CONTROLBOXASSEMBLYJNDOOR 4995A10152G 4995A10106A 4995A10152R 4995A10152H 263230 THERMISTOR ASSEMBLY 6323A30002A 6323A30002A 6323A30002A 6323A30002A 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ8226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251 2984 5251AP2984A 267110 REMOTE CONTROLLER AS
211. DOOR 3091A10031A 3091A10031A 3091A10030A 130911 CABINET ASSY INDOOR 3091A10031B 3091A10031B 3091A10030B 137211 PANEL ASSEMBLY FRONT NDOOR 3721A10025A 3721A10025A 3721A10025B 135511 COVER 3550A20050A 3550A20050A 3550A20050A 135802 DOOR 3580A20005A 3580A20005A 3580A20005A 140570 LOCKER 4056 20001 4056 20001 4056A20001B 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 152510 DRAIN ASSEMBLY TUBE 5251A20002B 5251A20002B 5251A20002B 158591 PUMP WATER 5858A10001G 5858A10001G 5858A10001G 158591 PUMP ASSEMBLY WATER 5859A20001D 5859A20001D 5859A20001D 249941 CONTROL 4994A10020A 4994A10020A 4994A10020A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10152C 4995 101521 4995 101062 263230 THERMISTOR ASSEMBLY 6323A30002A 6323A30002A 6323A30002A 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 6323AQ3226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251 AP2984A 5251 AP2984A 5251 AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081J 6711A20081J 6711A20081M 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10187C 6871A10187F 6871A10148T 330870 DRAIN PAN ASSEMBLY 3087A10006A 3087A10006A 3087A10006A 346810 MOTOR ASSEMBLY INDOOR 4681A20006J 4681A20006H 4681A20006K 349600
212. DOOR 4995A10098N 4995A10098Q 4995A10098P 4995A10098M 4995A10098M 263230 THERMISTOR ASSEMBLY 6323A20004J 6323A20004J 6323A20004J 6323A20004J 6323A20004J 263230 THERMISTOR ASSEMBLY 6323AQ3226V 6323AQ3226V 6323AQ3226V 6323AQ3226V 6323AQ3226V 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010A 6711A20039P 6711A20010A 6711A20073N 6711A20073N 268712 PWB PCB ASSEMBLY DISPLAY 6871A20250A 6871A20250A 6871A20250A 6871A20250A 6871A20250A 268713 PWB PCB ASSEMBLY SUB 6871A30029A 6871A30029A 6871A30029A 6871A30029A 6871A30029A 268714 PWB PCB ASSEMBLY MAIN DC 6871A20676Q 6871A20676L 6871A20676R 6871A20676M 6871A20676M 330870 DRAIN PAN ASSEMBLY 3087A20013A 3087A20013A 3087A20013A 3087A20013A 3087A20013A 346810 MOTOR ASSEMBLY INDOOR 4681A20047C 4681A20047C 4681A20047C 4681A20047C 4681A20047C 346810 MOTOR ASSEMBLY INDOOR 4681A20047D 4681A20047D 4681A20047D 4681A20047D 4681A20047D 349490 ORIFICE ASSEMBLY 4949A20002A 4949A20002A 4949A20002A 4949A20002A 4949A20002A 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10423A 5211A10423A 5211A10423A 5211A10423A 5211 10423 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20301H 5211A20301H 5211A20301H 5211A20301H 5211A20301H 352150 HOSE ASSEMBLY DRAIN 5251AR1222R 5251AR1222R 5251AR1222R 5251AR1222R 5251AR1222R 352380 AIR GUIDE 5238A10009A 5238A10009A 5238A10009A 5238A10009A 5238410009 352380 AIR GUIDE 5238A1001
213. Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 186 mur V ews Outdoor Unit Specifications 380V Heat Pump 50Hz HP 12 14 16 18 Model Name Combination Unit LRUN1208T0 LRUN1408T0 LRUN1608TSO LRUN1808TSO Independent Unit LRUN1208T0 LRUN1408T0 LRUN808TSO LRUN1008TSO LRUH808TSO LRUH808TSO Capacity Cooling W 33 600 39 200 44 800 50 400 kcal h 28 900 33 700 38 500 43 300 Btu h 114 700 133 800 152 900 172 000 Heating W 37 800 44 100 50 400 56 700 kcal h 32 500 37 900 43 300 48 800 Btu h 129 000 150 500 172 000 193 500 Input Cooling kW 11 8 13 9 14 15 9 Heating kW 11 13 13 6 15 4 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 77 87 110 77 87 110x3 77 87 110x3 Number of Revolution r p m 3472 2900 3472 2900 3472 2900 2900 2900 3472 2900 2900 2900 Motor Output x Number 430944900 430944900 4309 4900 4900 4900 4309 4900 4900 4900 Starting Method Direct on Line Direct o
214. E 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 566000 SWITCH PRESSURE 6600AG3057A 566000 SWITCH PRESSURE 6600AG3057A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135E 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30036D 668713 PWB PCB ASSEMBLY SUB 6871A20133G w48602 CLAMP SPRING 4H01930A 552204 VALVE SOLENOID 5220A90008B 55211G TUBE ASSEMBLY EXPANSION 5211A10438A Service Manual 355 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN100BTO REMARK 554160 COMPRESSOR SET 2520UNCV2CA 554160 COMPRESSOR SET 2520UNER2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 55220
215. H MAGNET 6600B000048 364 mur V ews Outdoor Unit Exploded View amp Replacement Parts List LRUC1008T PART NO LOCATION NO DESCRIPTION LRUC1008TRO REMARK 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851 A20002A 565010 SENSOR ASSEMBLY 6501 A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10014H 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10154C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30037K 261704 TRANSFORMER POWER 6170A20016D
216. Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 77 87 77 87 77 87 110 Number of Revolution r p m 3472 3472 3472 3472 2900 Motor Output x Number W 4309x1 4309x1 4309x1 4909 4900 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325 10 2325 10 2325 10 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x1 291x1 291 1 291 2 Air Flow Rate High cmm 90 90 90 90 2 cfm 3177 3177 3177 3177x2 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 9 52 3 8 9 52 3 8 012 7 1 2 012 7 1 2 Gas Pipes mm inch 019 05 3 4 022 2 7 8 028 58 1 1 8 028 58 1 1 8 Dimensions W H D mm 806 1555 730 806 1555 730 806 1555 730 1280 1555 730 inch 31 7 61 2 28 7 31 7 61 2 28 7 31 7 61 2 28 7 50 4 61 2 28 7 Net Weight kg 150 150 150 300 05 330 7 330 7 330 7 661 4 Power Supply Cable mm CV 5 5X5C CV 5 5X5C CV 5 5X5C CV 8X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 380 415 50 3 380
217. IFOLD INDOOR 5211A30076B 5211A30076B 55211G TUBE ASSEMBLY EXPANSION 5211A10416B 5211A10416B 330870 DRAIN PAN ASSEMBLY 3087A20023A 3087A20023A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10127T 4995A10127P 268714 PWB PCB ASSEMBLY MAIN 6871A10167D 6871A10167B 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002D 6711A20043E 152302 FILTER MECH A C 5230A30001A 5230A30001A 158591 PUMP ASSEMBLY WATER 5859A10002A 5859A10002A 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 6601A20001E 137214 PANEL ASSEMBLY UPPER 3721A20184A 3721A20184A 137213 PANEL ASSEMBLY SIDE 3721A20185A 3721A20185A 137213 PANEL ASSEMBLY SIDE 3721A20186A 3721A20186A 437213 PANEL ASSEMBLY REAR INDOOR 3721A21008A 3721A21008A 237205 PANEL REAR 3720A30011A 3720A30011A 149900 HANGER 4990AP7280E 4990AP7280E 149900 HANGER 4990AP7280F 4990AP7280F Service Manual 325 Exploded View amp Replacement Parts List 326 muurrV us Indoor Unit Exploded View amp Replacement Parts List PART No LOCATION No DESCRIPTION REMARK LRNNO76BTGO LRNNO96BTGO LRNN126BTGO 152302 FILTER MECH A C 5230A30001Q 5230A30001Q 5230A30001Q 158580 PUMP ASSEMBLY WATER 5859A10005A 5859A10005A 5859A10005A 237203 PANEL ASSEMBLY UPPER 3721A20150B 3721A20150B 3721A20150B 249951
218. IPE IN NO T 5 THERMISTOR INPUT JN BL b 00000 OO 2 S s PIPE OUT wm e 5 THERMISTOR d Orr o Ka ES BK OTT ELOAT SW 2 12 PIDE B REMOTE 9 GN YL PEB OPTION en eee l ee emm 0000000 1256 DISPLAY PCB E E EE 1 3854A22006E CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN DISP1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN STEP M1 STEP MOTOR WHITE STEP MOTOR OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YELLOW ROOM THERMISTOR CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE 32 mur V sus Indoor Unit Ceiling Mounted Cassette Type 4Way 1 u u R sZ 34 Ure mL 46 3 Operation DetallS u UL Enn ens ca qan s cC cu CHER cu Eee Bde 47 4 Dimensional Drawings 49 5 PIPING DIAG FANS i 51 6 Wiring Diagrams 52 Service Manu
219. Intake Air Temperature 1 C 18 C lt Intake Intake Air Temperature lt 24 C 2 Intake Air Temperature 0 5 C Intake Air Temperature lt 18 C 2 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temperature is between compressor on temperature and compressor off temperature 10 min dehumidification operation and 4 min compressor off repeat Compressor ON temperature gt Setting Temperature 0 5 C Compressor OFF temperature 2 Setting Temperature 0 5 C In 10 min dehumidification operation the indoor fan operates with the low airflow speed B Heating Mode Operation When the intake air temperature reaches 3 C above the setting temperature the compressor is turned off When below the setting temperature the compressor is turned on Compressor ON temperature gt Setting temperature Compressor OFF temperature gt Setting temperature 3 While in compressor on the indoor fan is off when the indoor pipe temperature is below 26 C when above 28 C it operates with the low or setting airflow speed Service Manual 113 Operation Details While in compressor off the indoor fan is off when the indoor pipe temperature is below 33 C when above 35 C it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temperatu
220. Intake Air temperature minimum 3min Setting Temperature 3 C K Compressor OFF Setting Temperature Compressor ON f me 1min minimum minimum minimum ad 10sec 1 10sec INDOOR FAN Hot Start Low Selecting OFF Low Selectingfan OFF Fan Speed Speed Apoint While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor Heat Exchanger temperature is higher than 31 C fan operates at selected fan speed when it becomes lower than 31 the fan operates at low speed for 10sec after 10sec it operates at selected fan speed B Hot start Control The indoor fan does no rotate until the evaporator piping temperature will be reached to 25 C The operation diagram is as following PIPING TEMPERATURE 25 22 INDOOR FAN Selected Fan COMPRESSOR 48 muur V euvs Indoor Unit Dimensional Drawings E 4 Dimensional Drawings LRNV126TEA C O LRNN126TEA C O LRNV12TEA C O LRNN122TEA C O LRNV186TEA C O LRNN186TEA C O LRNV182TEA C O LRNN182TEA C O 600 Ceiling opening 521 Hanging bolt 39 5 570 Unit size 600 Ceiling opening 570 Unit size
221. L W6200 FILTER CIRC EMC 6200J000035 350 mur V rus Outdoor Unit PART NO LOCATION NO DESCRIPTION LRUV1408T0 REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10
222. MAIN CN17 LEV SC BL LINEAR EXPANSION VALVE SUBCOOLING CIRCUIT CN18 TO JIG NT TRANSMISSION WITH JIG CN19 CEN CONTROL WRITE BL TRANSMISSION WITH CENTRAL CONTROLLER CN20 TO FAN BOARD BL TRANSMISSION WITH FAN BOARD CN21 TO INVERTER BOARD RD TRANSMISSION WITH INVERTER BOARD CN22 TO INDOOR UNIT WH TRANSMISSION WITH INDOOR UNIT CN23 TO SUB OUTDOOR BK TRANSMISSION WITH SUB OUTDOOR UNIT OUT AIR OUTDOOR AIR THERMISTOR CN25 S_PIPE I BK INVERTER COMP SUCTION PIPE THERMISTOR D_PIPE C CONSTANT COMP DISCHARGE PIPE THERMISTOR D_PIPE I INVERTER COMP DISCHARGE PIPE THERMISTOR CN26 HEX_PIPE C VT CONDENSOR PIPE THERMISTOR C CONDENSOR PIPE THERMISTOR I SC OUT SUBCOOLING CIRCUIT OUTLET PIPE THERMISTOR CN27 SC IN YL SUBCOOLING CIRCUIT INLET PIPE THERMISTOR SC L SUBCOOLING CIRCUIT LIQUID PIPE THERMISTOR CN28 P SEN H RD HIGH PRESSURE SENSOR CN29 P SEN L BL LOW PRESSURE SENSOR JIG 1 JIG WH JIG POWER JIG 2 JIG WH JIG POWER 240 mur V ews Outdoor Unit Wiring Diagrams Sub Board CONNECTOR No SPEC COLOR DESCRIPTION CNO1 AC POWER IN NT AC POWER AC TRANS IN NT AC POWER TO TRANS CNO3 AC TRANS OUT YL AC POWER FROM TRANS CN04 4WAY BK 4WAY REVERSING VALVE CN05 LIQ A RD CONSTANT A COMP LIQUID INJECTION VALVE 06 LIQ B GY CONSTANT B COMP LI
223. MBLY 6711A20043D 6711A20043Q 6711A20043D 6711A20043D 6711A20043D 152302 FILTER MECH AC 5230A30001M 5230A30001M 5230A30001M 5230A30001M 5230A30001M 158591 PUMP ASSEMBLY WATER 5859 20002 5859A20002A 5859 20002 5859A20002A 5859 20002 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 6601A20001E 6601 20001 6601 20001 6601A20001E 137214 PANEL ASSEMBLY UPPER 3721A20177C 3721 20177 3721A20177C 3721 20177 3721A20177C 187213 PANEL ASSEMBLY SIDE 3721A20178C 3721A20178C 3721A20178C 3721A20178C 3721A20178C 137213 PANEL ASSEMBLY SIDE 3721A20179D 3721A20179D 3721A20179D 37211901790 3721A20179D 437213 PANEL ASSEMBLY REAR INDOOR 3721A21004C 3721A21004C 3721A21004C 3721A21004C 3721A21004C 43713 PANEL ASSEMBLY REAR INDOOR 3721A21005C 3721A21005C 3721A21005C 372121005 37214210056 149900 HANGER 4990A20004A 4990 20004 4990 20004 4990A20004A 4990A20004A 320 Indoor Unit Exploded View amp Replacement Parts List Service Manual 321 Exploded View amp Replacement Parts List irl DESCRIPTION Zadkine REMARK LRNV282BGA0 LRNV382BGAO LRNN286BGAO LRNN366BGAO 359012 FAN ASSEMBLY BLOWER 5901A10028U 5901A10028A 5901A10028V 5901A10028U 336600 HOUSING MECH WRAPPER 3660 20019 3660A20019A 3660A20019A 3
224. MOUNT MOTOR 4960AP7265A 4960AP7265A 4960AP7265A 352114 TUBE ASSEMBLY DISTRIBUTOR 5211A10299A 5211A10299A 5211A10299A 352118 TUBE ASSEMBLY MENIFOLD INDOOR gt 5211A20251B 5211A20251B 5211A20251B 352118 TUBE ASSEMBLY MENIFOLD NDOOR 5211A20251G 5211A20251G 5211A20251G 354211 EVAPORATOR ASSY BENDING 5421A10016A 5421A10016A 5421A10016A 354211 EVAPORATOR ASSY BENDING 5421A10016B 5421A10016B 5421A10016B 359012 ASSEMBLY TURBO 5900 100038 5900 100038 5900 100038 435310 GRILLE ASSY INLET 3531A10066A 3531A10066A 3531A10066A 552110 TUBE ASSEMBLY EXPANSION 5211A10298B 5211A10298B 5211A10298B 648600 CLAMP CAPACITOR 4H00442C 4H00442C 4H00442C WOCZZ CAPACITOR DRAWING 3H00660M 2A00986D 2A00986D W6640 TERMINAL BLOCK 6640W3A009A 6640W3A009A 6640W3A009A 316 Indoor Unit Explodede View amp Replacement Parts List pond DESCRIPTION RUE REMARK LRNV486TDAO LRNN486TDAO 130412 BASE ASSEMBLY WELD INDOOR 3041A10016A 3041A10016A 130911 CABINET ASSEMBLY WELD 3091A10030D 3091A10030A 130911 CABINET ASSEMBLY WELD 3091A10030E 3091 A10030B 130911 CABINET ASSY INDOOR 3091A10031C 3091A10031A 130911 CABINET ASSY INDOOR 3091A10031D 3091A10031B 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10025B 3721A10025A 135511 COVER 3550A20050A 3550A20050A 135802 DOOR 3580A20005A 3580A20005A
225. N Setting temperature Compressor ON db ME 30sec fhinimum minimum minimum minimum min 3min 3mm min COMPRESSOR ON OFF ON OFF ON OUTDOOR FAN ON OFF ON OFF ON F i Low Sel Low Sel INDOOR FAN Stops Fan pele Low Fan Selected Fan Low Fan Fan Stop Fan 4 WAY VALVE ON B Hot Start Control The indoor fan does not rotate until the evaporator piping temperature will be reached to 22 During heating operation if piping temperature falls below 28 C fan stops The operation diagram is as following PIPING 1min TEMPERATURE 28 C N N 26 C INDOOR FAN 0000 22202 COMPRESSOR ON Selected Fan 9 Low Fan Fan Stop 96 mur V ews Indoor Unit Operation Details Soft Dry Operation e During Soft Dry Operation the compressor ON temperature is the setting temperature plus 1 the compressor OFF temperature is the setting temperature minus 0 5 C When the room temperature rises over the compressor ON temperature the operation mode is switched to the cooling mode When the room temperature falls between the compressor ON temperature and OFF temperature the opera tion mode is switched to the Soft Dry Operation In this temperature range 10min Dry Operation 7min operation OFF During 10min Dry operation if the room temperature falls below compressor OFF temperatur
226. Number Multi V PLUS unit S 2 Units Series R 3 Units Series Air Discharge Type S Side Discharge T Top Discharge Electrical Ratings 8 30 380 415V 50Hz 9 30 380V 60Hz A 30 220V 50Hz B 32 220V 60Hz Total Cooling Capacity in Horse Power HP unit EX 4 5 45 10 100 Combination of Inverter Type and Cooling Only or Heat Pump AC Inverter and AC Inverter and C O H H P C C O Indicates that this is MIUETIM System Outdoor Unit using the R22 Service Manual 15 5 Outdoor Units Information CAUTION A ratio of the connectable Indoor Units with the Outdoor Unit within 50 130 B Cooling Only Unit 1 Outdoor Unit Half size 1 Outdoor Unit System HP 5 6 8 10 12 14 Model LRUV508T0 LRUV6OBTO LRUV808T0 LRUV1008TO LRUV1208TO LRUV1408T0 Product Charge kg 5 5 6 10 10 10 CF Correction Factor kg 0 0 0 1 1 4 Connectable No of Indoor Units 6 8 13 16 16 16 Net Weight kg lbs 150 330 7 150 330 7 150 330 7 300 661 4 300 661 4 300 661 4 806 1555x730 806x1555x730 806x1555x730 1280x 1555x730 1280x 1555x730 1280 x 1555 x 730 3 7x6124287 BLTX6121287 604x612x287 80416121287 Pipe Connections Liquid Pipes mm inch 9 52 3 8 9 52 3 8 12 7
227. OID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10153A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30036E 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 367 Exploded View amp Replacement Parts List LRUN1208 PART NO LOCATION NO DESCRIPTION LRUN1208TSO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F T
228. OM Occurrence of poor communication between unit within the indoor unit Zs main MICOM and EEPROM on the indoor unit main 09 EEPROM PCB assembly PCB assembly error Occurrence when no serial No data exist within EEPROM Failure Checking Method Check and replace the indoor unit PCB 266 mur Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Excessive current flows in compressor power supply U V W Occurrence Poor inverter Excessive heat of IPM 21 of excessive compressor poor Ex vech f refri t current drive of inverter er E Insulation breaking of compressor in inverter element IPM COmDTeSSGE Low input voltage Pulled out or loose of inverter compressor terminal Failure Checking Method Is compressor No insulation resistance or motor coil resistance normal Yes Replace compressor No Is IPM input voltage normal Yes Check or replace fuse or bridge diode No Is IPM normal Yes Replace IPM No Is the outdoor unit fan normal Yes Check the outdoor unit fan No Is input voltage normal Yes Check input power Is terminal connection No status normal Yes Reconnect terminal Check pipe clogging or refrigerant Service Manual 267 Self diagnosis function Fault diagnosis and Trouble shooting guide Pulled out or loos
229. OMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A2100
230. ONTROL BOX ASSEMBLY OUTDOOR 4995A10165A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10206A 261704 TRANSFORMER POWER 6170A20016A 566001 SWITCH MAGNET 6600B000066 WOFZZ FUSE DRAWING OFZZA90001L W6200 FILTER CIRC EMC 6200J000035 Service Manual 347 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION 0 100870 REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 552204 VALVE SOLENOID 5220A90008B 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 632
231. OTOR 5 F x STEP 5 5 MOTOR EE STEP 250 72 5 MOTOR 5 kk J 2 5 CN D1 CN D2 WRN SBA STEP DISPLAY motor Ht CONNECT PCB ASM PCB ASM INPUT OUTDOOR UNIT OR TO OUTDOOR UNIT STEP MOTOR 3854A20238B CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN COM COMMUNICATION WHITE COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN D1 DISPLAY BLUE DISPLAY OF INDOOR STATUS CN D2 DISPLAY WHITE DISPLAY OF INDOOR STATUS CN LR1 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT RIGHT CN LR2 STEP MOTOR WHITE STEP MOTOR OUTPUT FOR LEFT RIGHT CN UD STEP MOTOR BLUE STEP MOTOR OUTPUT CN TH1 ROOM PIPE SENSOR WHITE ROOM AND PIPE THERMISTOR CN TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR Service Manual 157 Disassembly of the parts E 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF 1 To remove the Grille from the Chassis Pull the grille bottom the remove 2 securing screws Lift the both lower parts of panel front After pull down this p
232. Outdoor Unit heat exchanger Open or short of heat exchanger sensor of Sub1 Outdoor sensor rear side Unit rear side 5 1 215 Sub1 Outdoor Unit liquid pipe temper Open or short of Sub1 Outdoor Unit liquid pipe temperature 5 ature sensor sensor S 1216 Sub1 Outdoor Unit excessive cooling Open or short of Sub1 Outdoor Unit excessive cooling inlet 8 inlet temperature sensor temperature sensor 127 Sub1 Outdoor Unit excessive cooling Open or short of Sub1 Outdoor Unit excessive cooling outlet outlet temperature sensor temperature sensor Sub2 Outdoor Unit High Pressure Open or short of Sub2 Outdoor Unit High Pressure sensor 1 218 i sensor 3Units 3Units Sub2 Outdoor Unit Low Pressure Open or short of Sub2 Outdoor Unit Low Pressure sensor 1 219 sensor 3Units 3Units Sub2 Outdoor Unit air temperature Open or short of Sub2 Outdoor Unit air temperature sensor 13 0 A sensor 3Units 3Units Sub2 Outdoor Unit suction Open or short of Sub2 Outdoor Unit suction temperature sen 1 3 2 temperature sensor 3Units sor 3Units Sub2 Outdoor Unit constant speed Open or short of Sub2 Outdoor Unit constant speed com 1 3 3 compressor1 discharge temperature discharge temperature sensor 3Units sensor 3Units Sub2 Outdoor Unit constant speed Open or short of Sub2 Outdoor Unit constant speed com 1 3 4 compressor2 discharge temperature 2 discharge temperature sensor 3Units sensor 3Units Sub2 Outd
233. Output x Number 4309 5700 5700 5700 2 4309 5700 5700 5700 x2 4309 5700 5700 5700 2 Starting Method Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x5 2325 10 2325 10 5 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291 2 271 4 291 2 271 4 291 2 271 4 Air Flow Rate High cmm 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Discharge Side Top Top Top Top Pipe Connctions Liquid Pipes mm inch 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 44 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x3 1280 1555 730 x3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 Control L E V L E V L E V Power Supply QiVIH 3 380 60 3 380 60 3 980 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications m
234. QUID INJECTION VALVE CN07 HEATER A YL CONSTANT A COMP CRANK HEATER 08 HEATER B WH CONSTANT B COMP CRANK HEATER CN10 HOT GAS GR HOT GAS BYPASS VALVE CN11 OILPASS A BL NOT USE CN12 OILPASS B OR NOT USE CN14 MAGNET A RD CONSTANT A COMP MAGNETIC SWITCH CN15 MAGNET B BL CONSTANT B COMP MAGNETIC SWITCH CN16 H P BL HIGH PRESSURE CN17 PHASE NT 3 PHASE DETECT CN18 FAN R RD FAN MOTOR RIGHT CN19 FAN L BL FAN MOTOR LEFT CN20 LEV OUT RD LINEAR EXPANSION VALVE MAIN CN21 LEV SC BL LINEAR EXPANSION VALVE SUBCOOLING CIRCUIT CN22 TO JIG NT TRANSMISSION WITH JIG CN23 CEN_CONTROL WRITE BL NOT USE CN24 TO MAIN OUTDOOR BK TRANSMISSION WITH MAIN OUTDOOR UNIT OUT AIR OUTDOOR AIR THERMISTOR CN26 S_PIPE A BK CONSTANT A COMP SUCTION PIPE THERMISTOR D_PIPE B CONSTANT B COMP DISCHARGE PIPE THERMISTOR D_PIPE A CONSTANT A COMP DISCHARGE PIPE THERMISTOR CN27 HEX_PIPE A VT CONDENSOR PIPE THERMISTOR A HEX_PIPE B CONDENSOR PIPE THERMISTOR B SC OUT SUBCOOLING CIRCUIT OUTLET PIPE THERMISTOR CN28 SC IN YL SUBCOOLING CIRCUIT INLET PIPE THERMISTOR SC L SUBCOOLING CIRCUIT LIQUID PIPE THERMISTOR CN29 P SEN H RD HIGH PRESSURE SENSOR CN30 P SEN L BL LOW PRESSURE SENSOR JIG1 JIG WH JIG POWER JIG2 JIG WH JIG POWER COLOR WH WHITE RD RED BL BULE YL YELLOW GY GRAY GR GREEN NT NATURAL BK BLACK VT VIOLET OR ORANGE BR BROWN Service Manual 241 Wiring Diagrams Inverter Board CN4 H P CN2 DC LINK CN1 POWER CN6
235. R SENSOR FLOAR A lt 9 CAPACITOR CN ROOM CN PIPE CN FLOAT zx HEE MAIN PCB ASSY i ap _ 5 FAN Y BL S PIPE OUT MOTOR BK 5 0 i amp o SENSOR E CN D PUMP EB 2 PUMP 4 m LEV z CN POWER Q fd FUSE T8A REMOTE o CONTROL l CN COMM Z pja o BUS A a L 1 z 05 5 wH DN S 3 4 Ap POWER INPUT TO OUTPOORUNIT 3854A20315E CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE CONNECTION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT CN FLOAT FLOAT SWITCH INPUT BLUE FLOAT SWITCH SENSING CN PIPE PIPE SENSOR WHITE PIPE THERMISTOR CN PIPE O DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN ROOM ROOM SENSOR YELLOW ROOM THERMISTOR CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE Service Manual 73 74 mur V ews Indoor Unit Ceiling Concealed Duct Type Low static 1 Specifications 76 2 gt eene rut 80 3 Operation cC cn CHER e 81 4 Dimensional Drawings 83 5 PIPING DIS9ramsu uu
236. RMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10153A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30036E 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 361 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUV1008TRO REMARK 554160 COMPRESSOR SET 2520UNGV1AA 554160 COMPRESSOR SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552204 VALVE SOLENOID 5220A
237. Remove the evaporator assembly by sliding 4 toward arrow mark As shown in figure 41 2 N J 106 Indoor Unit Wall Mounted Type 1cSpecHfiCAUONM 108 2 FUNCUONS DLP 112 3 Operation D tails 113 4 Dimensional Drawings 118 5 PIPING Diag M S uuu 119 6 Wiring Diagrams 120 7 Disassembly of the parts eese 121 Service Manual 107 Specifications B 1 Specifications 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNV076SRA L 0 LRNVO96SRA L O LRNV126SRA L 0 LRNV186STA L O W 2 100 2 600 3 500 5 300 Cooling Capacity kcal h 1 806 2 235 3 009 4 557 Btu h 7 165 8 871 11 942 18 084 W Heating Capacity kcal h Btu h T mm 900 285 156 900 285 156 900 285 156 1090 314 172 cua o o ich 55441261 35411261 35411261 429124768 Coil Rows x Columns x FPI 2 12 20 2 12 20 2 12 20 2 13 20 m 0 13 0 13 0 13 0 23 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 15 15 15 25 Running Current A 0 20 0 20 0 20 0 30 Fan Air Flow Rate H M L cmm 5 6 5 4 6 7 6 5 6 9 5 9 8 5 12 10 5 10 3 198 177 162 5 247 230 212 336 318 300 424 371 364 Drive Direct Direct Direct Direct Speed control Phas
238. SEMBLY 6711A20081J 6711A20081J 6711 20081 6711A20081J 268712 PWB PCB ASSY DISPLAY 6871 20096 6871A20096C 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871A10187D 6871A10148D 6871A10187R 6871A10187E 330870 DRAIN PAN ASSEMBLY 3087A10006A 3087A10006B 3087A10006A 3087A10006A 346810 MOTOR ASSEMBLY INDOOR 4681A20006 4681A20006T 4681A20006J 4681A20006J 349600 MOUNT MOTOR 4960AP7265A 4960AP7265A 4960AP7265A 4960AP7265A 352114 TUBE ASSEMBLY DISTRIBUTOR 5211A10299A 5211A10299A 5211A10299A 5211A10299A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251B 5211A20251B 5211A20251B 5211A202518 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251H 5211A20251H 5211A20251H 5211A20251H 354211 EVAPORATOR ASSY BENDING 5421A10016A 5421A10016A 5421A10016A 5421A10016A 354211 EVAPORATOR ASSY BENDING 5421A10016B 5421A10016B 5421A10016B 5421A10016B 359012 FAN ASSEMBLY TURBO 59004100038 5900A100038 5900A10003B 5900A100038 435310 GRILLE ASSY INLET 3531A10066A 3531A10066A 3531A10066A 3531A10066A 552110 TUBE ASSEMBLY EXPANSION 5211 10298 5211A10298A 5211A10298A 5211A10298A 648600 CLAMP CAPACITOR 4H00442C 4H00442C 48004422 4H00442C WOCZZ CAPACITOR DRAWING 3H00660M 3 00660 3 00660 3 00660 W6640 TERMINAL BLOCK 6640W3A009A 6640W3AO09A 6640W3A009A 6640W3A009A Service Manual 313 Explodede View amp Repla
239. SEMBLY 6323A30002A 6323A30002A 6323A30002A 6323A30002A 263230 THERMISTOR ASSEMBLY 6323A30004C 6323A30004C 6323A30004C 6323A30004C 263230 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323A03226T 266012 SWITCH ASSY FLOAT 6601A20001F 6601A20001F 6601A20001F 6601A20001F 152812 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A 5231A10004A 5231A10004A 152510 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20081J 6711A20081M 6711420081 6711A20081M 268712 PWB PCB ASSY DISPLAY 6871A20096C 6871A20096C 6871A20096C 6871A20096C 268714 PWB PCB ASSEMBLY MAIN 6871 10148 6871101878 6871A10187A 6871A10148P 330870 DRAIN PAN ASSEMBLY 3087 100068 3087A10006A 3087A10006A 3087A10006F 346810 MOTOR ASSEMBLY INDOOR 4681A20006T 4681A20006J 4681A20006 4681A20006R 349600 MOUNT MOTOR 4960AP7265A 4960AP7265A 4960AP7265A 4960AP7265A 352114 TUBE ASSEMBLY DISTRIBUTOR 5211A10299A 5211A10299A 5211A10299A 5211A10299A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251B 5211A20251B 5211A20251B 5211A202518 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251H 5211A20251H 5211A20251H 5211A20251H 354211 EVAPORATOR ASSY BENDING 5421A10016A 5421A10016A 5421A10016A 5421A10016A 354211 EVAPORATOR ASSY BENDING 5421A10016B 5421A10016B 5421A10016B 5421A10016B 359012 ASSEMBLY TURBO 5900 1000
240. SEMBLY INDDOR 4995A11006D 4995A11006B 4995A11006G 4995A11006H 263230 THERMISTOR ASSEMBLY ROOM 6323AQ3214P 6323AQ3214P 6323AQ3214P 6323AQ3214P 263230 THERMISTOR ASSEMBLY PIPE IN 6323AQ3226E 6323AQ3226E 6323AQ3226E 6323AQ3226E 263230 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226V 6323AQ3226V 6323AQ3226V 6323AQ3226V 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 6601A20001E 6601A20001E 6601A20001E 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002A 6711A20081M 6711A10002A 6711A20081M 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096B 6871A20096B 6871A20096B 6871A20096B 268714 PWB PCB ASSEMBLY MAIN 6871A10187H 6871A10148W 6871A10187K 6871A10187Z 330870 DRAIN PAN ASSEMBLY 3087A10005A 3087A10005A 3087A10005A 3087A10005A 346810 MOTOR ASSEMBLY INDOOR 4681A20003V 4681A20003V 4681A20003V 4681A20003V 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10303A 5211A10303A 5211A10303A 5211A10303A 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20230D 5211A20230D 5211A20230D 5211A20230D 354210 EVAPORATOR ASSEMBLY FIRST 5421A10011B 5421 10011 5421 10011 5421A10011A 359011 FAN ASSEMBLY CROSS FLOW 5901AR2441A 5901AR2441A 5901AR2441A 5901AR2441A 435310 GRILLE ASSEMBLY INLET 3531A10062D 3531A10062D 3531 10062 3531A10062D WOCZZ CAPACITOR DRAWING 3H00671E 3H00671E 3H00671E 3H00671E 152510 DRAIN TUBE ASSEMBLY 1 5251AP2984A 5251AP2984A 5251AP2984A 5251AP2984A 152510 DRAIN ASSEMBLY TUBE 2 5251A20001A 5
241. SEMBLY MAIN 6871A10166G 6871A10166H 6871A10166J 6871A10127N 263230 THERMISTOR ASSY 6323AQ3226G 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D 6323A30004D 263230 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20043E 6711A20043E 6711A20043E 6711A20043E 152302 FILTER MECH A C 5230A30001M 5230A30001M 5230A30001M 5230 30001 158591 PUMP ASSEMBLY WATER 5859A20002A 5859 20002 5859A20002A 5859 20002 266012 SWITCH ASSEMBLY FLOAT 6601 20001 6601 20001 6601A20001E 6601A20001E 137214 PANEL ASSEMBLY UPPER 3721A20177C 3721A20177C 3721A20177C 3721A20177C 137213 PANEL ASSEMBLY SIDE 3721A20178C 3721A20178C 3721A20178C 3721A20178C 137213 PANEL ASSEMBLY SIDE 3721A20179D 3721 201790 3721A20179D 3721A20179D 437213 PANEL ASSEMBLY REAR INDOOR 3721A21004C 3721A21007C 3721A21010C 3721A21004C 437213 PANEL ASSEMBLY REAR INDOOR 3721A21005C 3721A21005C 3721A21005C 3721A21005C 149900 HANGER 4990A20004A 4990 20004 4990A20004A 4990A20004A Service Manual 319 Exploded View amp Replacement Parts List m JON DESCRIPTION REMARK LRNN182BHA0 LRNN186BHAO LRNN212BHAO LRNN242BHA0 LRNN246BHAO 359012 ASSEMBLY BLOWER 590
242. SET 2520UNEY2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 552203 VALVE SERVICE 2A00499M 55211 TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211 TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10014H 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10154B 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30037K 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 372 Murnri V ews Outdoor Unit P No 3828A24006A Printed in Korea After reading this manual kee
243. Specifications Heat Pumps 60Hz Model Unit LRNNO72SRA L O LRNNO92SRA L O LRNN122SRA L O LRNN182STA L O 2 100 2 600 3 500 5 300 Cooling Capacity kcal h 1 806 2 235 3 009 4 557 Btu h 7 165 8 871 11 942 18 084 2 363 2 925 3 938 5 963 Heating Capacity kcal h 2 031 2 515 3 385 5 127 Btu h 8 061 9 980 13 435 20 345 mn mm 900 285 156 900 285 156 900 285 156 1090 314 172 MI BOY ich 35411261 35411261 35411261 42912468 Coil Rows x Columns x FPI 2 12 20 2 12 20 2 12 20 2 13 20 Face Area m 0 13 0 13 0 13 0 23 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 15 15 15 25 Running Current A 0 20 0 20 0 20 0 30 Fan Air Flow Rate H M L 5 6 5 4 6 7 6 56 9 5 9 8 5 12 10 5 10 3 198 177 162 5 247 230 212 336 31 8 300 424 371 364 Drive Direct Direct Direct Direct Speed control Phase Control Phase Control Phase Control Phase Control Temperature Control Voges and ed Temas for cooing and heating 1 Mvogrocessor Tremostatfor cooing ard heaing Thermostat for cop ated Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Resin Net washable Resin Net washable Safety Device Fuse Fuse Fuse Fuse Liquid Side m
244. TRO LRUV4009TRO LRUN4009TRO 26 28 30 32 34 36 38 40HP Service Manual 13 Combination of Outdoor Units E 3 Combination of Outdoor Units System Capacity Number of Units Module 50 2 60 2 6 8 10 12 14 5HP 1 1 1 6HP 1 1 1 8HP 1 1 1 10HP 1 1 1 12 1 1 1 14 1 1 1 16HP 2 2 2 18HP 2 2 1 1 20 2 2 2 22 2 2 1 1 24 2 2 2 26 3 2 2 1 1 1 28HP 3 3 1 2 3 3 3 32HP 3 3 2 1 3 3 2 1 36HP 3 3 3 38HP 3 3 2 1 40HP 3 3 2 E Up to a maximum 40HP are realized by combining 8 10 12 14 and 16HP B 380V 60Hz 14 V sus Nomenclature E 4 Nomenclature 4 1 Indoor Unit E Serial Number Combinations of functions A Basic function G Low Static Motor L Nano Plasma Wall Mounted C Plasma Ceiling Cassette Q Plasma Low Static Duct ART COOL Type Panel Color B Blue D Wood M Metal R Mirror W White C Cherry SP SV J Blue Plasma K Wood Plasma L Metal Plasma Chassis Name Electrical Ratings 1 10 115V 60Hz 2 10 220V 60Hz 6 10 220 240V 50Hz 7 10 100V 50 60Hz Total Cooling Capacity in Btu h unit EX 5 000 Btu h2 05 18 000 Btu h 18 Combination of Inverter Type and Cooling Only or Heat Pump AC Inverter and H P AC Inverter and C O Indicates that this is MULTIM System Indoor Unit using the R22 Serial
245. Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Resin Net washable Resin Net washable Safety Device Fuse Fuse Fuse Fuse Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 15 88 5 8 Drain Pipe ID mm 20 20 20 20 Net Weight kg lbs 7 15 4 7 15 4 7 15 4 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 33 30 27 34 31 28 36 33 30 40 37 34 Power Supply 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 20 CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White White Stuffing Quantity Without S parts 20 40ft 340 720 340 720 340 720 270 540 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities
246. UBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851 A20002A 565010 SENSOR ASSEMBLY 6501 A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10153B 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30036H 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F 368 mur V ews Outdoor Unit Exploded View amp Replacement Parts List
247. UNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325 10 2325 10 2325 10 2325 10 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x1 291x1 291x2 291x2 Air Flow Rate High cmm 90 90 90x2 90x2 cfm 3177 3177 3177x2 3177x2 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 29 52 3 8 9 52 3 8 12 7 1 2 12 7 1 2 Gas Pipes mm inch 019 05 3 4 022 2 7 8 28 58 1 1 8 028 58 1 1 8 Dimensions W H D mm 806 1555 730 806 1555 730 1280 1555 730 1280 1555 730 inch 31 7 61 2 28 7 31 7 61 2 28 7 50 4 61 2 28 7 50 4 61 2 28 7 Net Weight kg 150 150 300 300 lbs 330 7 330 7 661 4 661 4 Power Supply Cable mm CV 5 5X5C CV 5 5X5C CV 8X5C CV 8X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QiVIHz 3 380 415 50 3 380 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 0 95 F DB 24 C 75 2 F Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB WB Outdoor temp 7 C 44 6 F DB 6 42 8 F WB Interconnecting Piping Length 7 5m Level
248. V Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 50 110 Notes 1 Capacities are based on the following conditions Cooling Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 62 V ews Indoor Unit 1 1 2 Heat Pump Specifications Heat Pump 60Hz Model Unit 182 0 212 0 LRNN242BHAO W 5 300 6 200 7 000 Cooling Capacity kcal h 4 557 5 331 6 019 Btu h 18 084 21 155 23 885 W 5 963 6 975 7 875 Heating Capacity kcal h 5 127 5 997 6 771 Btu h 20 345 23 800 26 870 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 882 260 450 882 260 450 882 260 450 inch 34 7 10 2 17 7 34 7 10 2 17 7 34 7 10 2 17 7 Rows x Columns x 3 10 21 3 10 21 3 10 21 m 0 15 0 15 0 15 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 118 118 118 Running Current A 1 22 1 22 1 22 Fan Air Flow Rate H
249. VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 55851 1 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010F 561411 COIL ASSEMBLY EXPANSION 6141A20009J 561410 COIL ASSEMBLY SOLENOID 6141A10001G 561410 COIL ASSEMBLY SOLENOID 6141A10001H 561410 COIL ASSEMBLY SOLENOID 6141A10001J 263230 THERMISTOR ASSEMBLY 6323A20009B 263230 THERMISTOR ASSEMBLY 6323A20009C 263230 THERMISTOR ASSEMBLY 6323A20009D 546810 MOTOR ASSEMBLY OUTDOOR 4681A10029A 559010 FAN ASSEMBLY PROPELLER 5901A10029A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10109C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076C 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10145A 668713 PWB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135N 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053L 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U 353 V es Outdoor Unit Service Manual 353 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN1008T0 REMARK 554160 C
250. W 2 363 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 708 230 537 708 230 537 708 230 537 inch 28 9 1 21 2 28 9 1 21 2 28 9 1 21 2 Coil Rows x Columns x FPI 2 12 18 2 12 18 2 12 18 Face Area m 0 12 0 12 0 12 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output W 40 40 40 Running Current A 0 30 0 30 0 30 Fan Air Flow Rate H M L 8 7 7 5 6 2 9 5 8 7 7 5 10 6 9 5 8 7 cfm 307 265 219 336 307 265 375 336 307 External Static Pressure Pa 19 6 19 6 19 6 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe lD mm 25 4 25 4 25 4 Net Weight kg lbs 25 55 1 25 55 1 25 55 1 Noise Level Sound Press 1 5m H M L dBA 3 35 33 31 36 34 32 37 35 33
251. WB PCB ASSEMBLY SUB 6871A20133G 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10146A 566001 SWITCH MAGNET 6600B000048 346811 MOTOR ASSEMBLY SINGLE 4681A21001A 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10135T 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A30053W 261704 TRANSFORMER POWER 6170A20016D 566001 SWITCH MAGNET 6600B000048 WOFZZ FUSE DRAWING OFZZA90001F W6200 FILTER CIRC EMC 6200JB8009U Service Manual 357 Exploded View amp Replacement Parts List PART NO LOCATION NO DESCRIPTION LRUN120BTO REMARK 554160 COMPRESSOR SET 2520UNCV2CA 554160 COMPRESSOR SET 2520UNER2AA 548490 ACCUMULATOR ASSEMBLY MECH 4849A10038A 352111 TUBE ASSEMBLY CONNECTOR 5211A11040A 553000 HEATER SUMP 5300A20008A 553000 HEATER SUMP 5300A20008B w48602 CLAMP SPRING 4H01930A 552203 VALVE SERVICE 5220A90012A 552203 VALVE SERVICE 5220A20042A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11023A 552201 VALVE CHECK 3A01020L 566000 SWITCH PRESSURE 6600AG3057A 55211F TUBE ASSEMBLY SOLENOIDE 5211A11024A 552202 VALVE REVERSING 5220A20039A 552204 VALVE SOLENOID 5220A90008B 552204 VALVE SOLENOID 5220A90002A 552200 VALVE EXPANSION BODY 5220A90001B 159910 VALVE ASSEMBLY 5221A20004P 552201 VALVE CHECK 3A01020D 558511 DRIER ASSEMBLY 5851A20002A 565010 SENSOR ASSEMBLY 6501A20004A 565010 SENSOR ASSEMBLY 6501A20004B 561410 COIL ASSEMBLY
252. al 33 Specifications B 1 Specifications 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNV126TEA C 0 LRNV186TEA C 0 LRNV216TDA C 0 W 3 500 5 300 6 200 Cooling Capacity kcal h 3 009 4 557 5 331 Btu h 11 942 18 084 21 155 8 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 570 570 269 570 570 269 840 840 290 Dimensions W H D inch 22 4 22 4 10 5 22 4 22 4 10 5 33 0 33 0 11 4 Front Panel mm 670 670 30 670 670 30 950 950 30 inch 26 4 26 4 1 2 26 4 26 4 1 2 37 4 37 4 1 2 Rows Columns FPI 2511719 21119 2 12 21 Face Area m 0 27 0 27 2 0 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output 20 25 60 Running Current A 0 69 0 69 0 80 Fan Air Flow Rate H M L cmm 11 10 9 13 12 10 18 15 9 13 9 cfm 389 353 318 459 424 353 636 562 491 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch
253. an other fan speed mode press the indoor fan Speed Selector and set to CHAOS mode In this mode the wind blows like natural breeze by auto matically changing fan speed according to the CHAOS logic Intake Air temperature Cooling on temperature Setting temperature 0 5 Setting temp Cooling off temperature Setting temperature 0 5 Setting CHAOS Natural wind v INDOOR FAN OUTDOOR FAN COMP Setting fan speed OCOOOOOS COMP COMP OFF CHAOS Natural wind LOW GRAPH of Natural wind by the CHAOS logic During Cooling operation Intake Air temperature i Heating off temperature Setting temperature 3 0 Heating on temperature Setting temperature INDOOR FAN Setting CHAOS Natural wind v LOW OR STOP OUTDOOR FAN COMP Setting fan speed LOW COMP ON COMP OFF CHAOS Natural wind GRAPH of Natural wind by the CHAOS logic During Heating operation Service Manual 95 Operation Details B Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following For Heating Model Indoor piping temperature 28 C 26 Intake Air temperature Setting temperature 3 0 C WS Compressor OFF ME I
254. anel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully ta 2555 Ry SS i ll 4Way Fan Connector Comp Power Connector Power Connector yy Comp Connector 158 Indoor Unit Disassembly of the parts 3 To remove the Evaporator Remove 4 screws securing the evaporator Pull the evaporator out from the chassis carefully gUUUUE Ut 4 Before removing the Turbo Fan Remove the securing screws from the chassis Pull the pipe cover top cover and the air guide 5 To remove the Motor Remove the securing bolt from the motor shaft Pull the fan out from the motor shaft Remove 4 screws securing motor mount from the Turbo Fan chassis and lift up the motor mount and the bracket Bracket Motor Mount Service Manual 159 160 Indoor Unit FP C N Art Cool Type Wide
255. aporation Tsuction temperature at suction pipe Tevaporation evaporation temperature equivalent to low pressure C 2 Sub LEV s fuzzy control Sub LEV operates with the same rules of main LEV but the operating range is Limited by main LEV s current opening rate Limited conditions liquid back control discharge temperature control etc 204 mur V ews Outdoor Unit Function 1 4 subcooling LEV control Subcooling LEV works with fuzzy rules to maintain the subcooling degree at the outlet of subcooler during cooling mode Subcooling degree Tcondensation Tliquid Tliquid temperature at outlet of subcooler C Tcondensation condensation temperature equivalent to high pressure C 1 5 Fan control Main unit s fan motor operates with inverter drive by fuzzy control and sub units fan motors are all step motors Sub unit Main unit Fan Step Left fan Right fan Fan frequency 0 Stop Stop lt 5 Hz 1 Low Stop 5Hz lt lt 10Hz 2 High Stop 10Hz lt Frq lt 20Hz 3 Low Low 20Hz x Frq 30Hz 4 High Low 30 Hz lt Frq lt 40Hz 5 High High Frq 2 40Hz 1 Basic con 2 1 Oil return control 2 1 1 Oil return control on cooling mode Component Starting Running Ending Inv Compressor 30 Hz 60 Hz 30 Hz All off On Off compressor Fan OHz High pressure High pressure control control Main LEV Full open Full open Base pulse 4way valve Off Of
256. as Side mm inch 015 88 5 8 015 88 5 8 Drain Pipe ID mm 20 20 Net Weight kg Ibs 15 33 15 33 Noise Level Sound Press 1 5m H M L dBA 3 43 42 40 46 43 42 Power Supply V Hz 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal B Blue D Wood Stuffing Quantity Without S parts 20 4 0ft 180 378 180 378 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 164 muur V ews Indoor Unit 1 2 2 Heat Pump Specifications Heat Pump 60Hz Model Unit LRNN122SV 0 LRNN182SV 0 3 500 5 300 Cooling Capacity kcal h 3 009 4 557 Btu h 11 942 18 084 3 938 5 963 Heating Capacity kcal h 3 385 5 127 Btu h 13 435 20 345 am mu mm 928 522 147 928 522 147 psp BORY inch 36 5 20 6 5 8 36 5 20 6 5 8 Coil Rows x Columns x 2 16 20 2 16 20 Face Area m 0 24 0 24 Type Turbo Fan Turbo Fan Mo
257. ation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Chaos Swing Mode By the Chaos Swing key input the louvers vane automatically operate with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different Cooling Mode gt Heating Mode gt Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority During the JET HEAT function at any moment the A C starts to blow the hot ai
258. ator Pull the evaporator out from the chassis carefully 4 Before removing the Turbo Fan Remove the securing screws from the chassis 4 Air Guide Pull the pipe cover top cover and the air guide 5 To remove the Motor Remove the securing bolt from the motor shaft Pull the fan out from the motor shaft Remove 4 screws securing motor mount from the chassis and lift up the motor mount and the bracket Bracket Motor Mount 178 muuriV sus Indoor Unit Outdoor unit Service Manual 179 LRUV LRUN Series 1 Specifications M 181 PAN FUNCOM cT 203 Se DIMENSIONS 219 5M duree 223 5 Wiring 232 180 mur V ews Outdoor Unit 1 Specifications aer 1 1 1 Cooling Only 50Hz Specifications 380V Cooling Only 50Hz HP 5 6 8 10 Model Name Combination Unit _ LRUV508T0 LRUV608TO LRUV808TO LRUV1008TO Independent Unit LRUVSOSTO LRUV608TO LRUV808TO LRUV1008TO Capacity Cooling W 14 000 16 000 22 400 28 000 kcal h 12 000 13 800 19 300 24 100 Btu h 47 900 54 600 76 400 95 500 Heating W E kcal h Btu h E Input Cooling kW 46 5 7 7 1 8 9
259. atural Air Control by CHAOS Logic Both the indoor and outdoor fan stops dur The fan is switched to intermittent or irregular operation ing defrosting The fan speed is automatically switched from high to low speed Hot start Control Heating Airflow Direction Control The indoor fan does not rotate until the The louver can be set at the desired position or swing evaporator pipe temperature will be reached up and down automatically at 28 C 166 Muuri V sus Indoor Unit Operation Details ia 3 Operation Details 1 MAIN UNIT FUNCTION DISPLAY Operation Indicator ON while in appliance operation OFF while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator ON while in sleep timer mode OFF when sleep timer cancel or appliance operation pause Timer Indicator ON while in timer mode on off OFF when timer mode is completed or canceled Defrost Indicator OFF except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temp the compressor and the outdoor fan stop When it reaches 0 5 C above the setting temp they start to operate again Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C While in compressor running operating with the ai
260. ay be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 195 Specificatio ns 220V Cooling Only 60Hz HP 8 10 12 Combination Unit LRUV80BTO LRUV100BTO LRUV120BTO Model Name LRUV80BTO LRUV100BTO LRUV120BTO Independent Unit Cooling W 22 400 28 000 33 600 kcal h 19 300 24 100 28 900 Capacity Btu h 76 400 95 500 114 700 Heating W kcal h Btu h Input Cooling kW 7 7 9 8 11 8 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY Compressor Type Scroll Scroll Scroll Maker LG LG LG Piston Displacement cm rev 53 5 110 53 5 110 53 5 110 Number of Revolution r p m 3460 3500 3460 3500 3460 3500 Motor OutputxNumber kW 3120 6100 3120 6100 3120 6100 Starting Method Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 1950 10 2325 10 1950 10 2325 10 1950 10 2325 10 Fan Type Propeller Fan Propeller Fan Propeller Fan Motor OutputxNumber W 291x2 291x2 291x2 Air Flow Rate High cmm 90x2 90x2 90x2 cfm 3177x2 3177x2 3177x2 Drive Inverter Inverter Inverter Discharge Side Top Top Top Top Pipe Connctions Liquid Pipes mm inch 012 7 1 2 012 7 1 2 012 7 1 2 Gas Pipes mm inch 28 58 1 1 8 028 58 1
261. be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 124 muur V es Indoor Unit 1 1 2Heat Pump Specifications Heat Pump 50Hz Model Unit LRNV186S3 0 LRNV246S3 0 W 5 300 7 000 Cooling Capacity kcal h 4 557 6 019 Btu h 18 084 23 885 W E Heating Capacity kcal h Btu h ar mm 1170 315 170 1170 315 170 Dimensions WEB Body inch 46 1124 6 8 46 1 12 4 6 8 Coil Rows x Columns x 2 13 20 2 13 20 Face Area m 0 15 0 15 Type Cross Flow Fan Cross Flow Fan Motor Output W 30 30 Running Current A 0 25 0 25 Fan Air Flow Rate H M L cmm 12 6 11 5 10 15 14 13 cfm 445 406 353 530 494 459 Drive Direct Direct Speed control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Safety Device Fuse Fuse Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 Drain Pipe ID mm 20 20 Net Weight ko lbs 13 28 6 13 28 6 Noise Level Sound Press 1 5m H M L dBA 3 42 40 37 44 41 38 Power Supply 1 220 240 50 1 220 240 50 Refrigerant Contr
262. ble mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 172 356 172 356 172 356 Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 79 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low _ Soft Dry Operation Mode Intermittent operation of fan at low speed Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator piping Hot start Control Heating temperature aches 25C High head height Drain pump A standard drain head height of up to 700mm is possible Central Control Optional It is operating individually or totally by central control function 80 muur Indoor Unit Operation D
263. cator ON while in appliance operation OFF while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator ON while in sleep timer mode OFF when sleep timer cancel or appliance operation pause Timer Indicator ON while in timer mode on off OFF when timer mode is completed or canceled Defrost Indicator OFF except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temperature the compressor and the out door fan stop When it reaches 0 5 C above the setting temperature they start to operate again Compressor ON Temperature gt Setting Temperature 0 5 C Compressor OFF Temperature gt Setting Temperature 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting B Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temperature is automatically set according to the intake air temperature 26 C lt Intake Air Temperature 2 25 24 lt Intake Intake Air Temperature lt 26 C 2 Intake Air Temperature 1 C 18 lt Intake Intake Air Temperat
264. ce Manual 43 Specifications Heat Pump 60Hz Model Unit LRNN242TDA C O LRNN282TDA C O LRNN362TDA C 0 W 7 000 8 200 10 600 Cooling Capacity kcal h 6 019 7 052 9 116 Btu h 23 885 27 995 36 168 W 7 875 9 225 11 925 Heating Capacity kcal h 6 771 7 934 10 253 Btu h 26 870 31 494 40 689 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 Face Area m 2 0 26 2 0 26 2 0 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 0 80 0 80 1 10 Fan Air Flow Rate H M L 19 17 15 23 21 18 26 24 22 671 601 530 813 742 636 919 848 777 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Thermostat for cooing and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooing and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor
265. cement Parts List DESCRIPTION IET TEMAS LRNN242TDAO LRNV286TDAO LRNN286TDAO LRNV282TDAO 130412 BASE ASSEMBLY WELDIINDOOR 3041A10016A 3041A10016A 3041A10016A 3041A10016A 130911 CABINET ASSEMBLY WELD 3091A10030A 3091A10030D 3091A10030A 3091A10030A 130911 CABINET ASSEMBLY WELD 3091A10030B 3091A10030E 3091A10030B 3091A100308 130911 CABINET ASSY INDOOR 3091A10031A 3091A10031C 3091A10031A 3091A10081A 130911 CABINET ASSY INDOOR 3091A10031B 3091A10031D 3091A10031B 3091A10031B 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10025A 3721A10025B 3721A10025A 3721A10025B 135511 COVER 3550A20050A 3550A20050A 3550A20050A 3550A20050A 135802 DOOR 3580A20005A 3580A20005A 3580A20005A 3580A20005A 140570 LOCKER 4056A20001B 4056A20001B 4056A20001B 4056A200018 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 4681A20055A 152510 DRAIN ASSEMBLY TUBE 5251A200028 5251A200028 5251A20002B 5251A20002B 158591 PUMP WATER 5858A10001G 5858A10001G 5858A10001G 5858A10001G 158591 PUMP ASSEMBLY WATER 5859A20001D 5859A20001D 5859A20001D 5859A20001D 249941 CONTROL BOX INDOOR 4994A10020A 4994A10020A 4994A10020A 4994A10020A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10106B 4995A10152S 4995A10152A 4995A10152P 263230 THERMISTOR AS
266. city kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W E Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 860 390 180 860 390 180 860 390 180 Dimensions W H D inch 33 8 15 3 7 0 33 8 15 3 7 0 33 8 15 3 7 0 Front Panel mm 1050 480 30 1050 480 30 1050 480 30 inch 41 3 18 9 1 2 41 3 18 9 1 2 41 3 18 9 1 2 Coil Rows x Columns x FPI 2 12 18 2 12 21 2 12 21 Face Area m 0 17 0 17 0 17 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output 14 14 14 Running Current A 0 22 0 22 0 22 Fan Air Flow Rate H M L cmm 6 5 4 7 6 5 10 9 8 cfm 212 177 141 247 212 177 353 318 283 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 17 37 5 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 35 32 29 37 34 31 39 36 35 Power Supp
267. current of Fan lock 106 unitfan motor IPM fault outdoor unit fan motor RPM down due to obstacle contact with IPM fault outdoor unit fan Overheat of heatsink Trouble shooting Flow Is the outdoor unit fan locked Remove locked obstacle rod or bar etc Check around the outdoor unit fan suspended line etc Check the cooling fan S there obstacle tha interferes with rotation of the outdoo unit fan Yes Is cooling of the heatsink sufficient Check or replace the fan PCB Service Manual 283 Self diagnosis function Fault diagnosis and Trouble shooting guide Low voltage of main Low voltage of main Failure of capacitor for controlling fan 107 outdoor unit fan motor outdoor unit fan motor Error of input power of fan PCB Failure of fan PCB Trouble shooting Flow Is voltage of main input power appropriate Check the main input power Yes Check and replace fan PCB 284 murri V ruus Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide 4way valve Switch over failure of Locking of 4way valve by foreign material 151 4way valve aging etc Poor coils Applied voltage of PCB is poor Trouble shooting Flow Start of check Retry after releasing backup operation During backup operation Retry after checking A
268. de switch within 7 hours after the appliance operates by the Auto Restarting operation the appliance is forced to stop at the moment of 7 hours elapse 98 munriV ews Indoor Unit Display Function 4 Display Function Operation Indicator e Coolling Soft Dry Fan Heating Timer Indicator Timer Mode Sleep Timer Indicator Sleep Mode L Deice Indicator Hot start Deice Note For normal operation after checking by test mode you should press SW1 nine times for resetting or recon nect the power cord Service Manual 99 Dimensional Drawings B 5 Dimensional Drawings LRNV186VBA0 LRNN186VBA0 LRNV182VBA0 LRNN182VBA0 LRNV246VBA0 LRNN246VBA0 LRNV242VBA0 LRNN242VBA0 Installation Plate Rear Side More than 20cm More than 20cm More than 20cm More than Ceiling installation w Suspension bolt Center line for the piping hole 100 mur V sus Indoor Unit Piping Diagrams H 6 Piping Diagrams Cooling Heat Exchanger LEV _ Heating En Filter j e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid LRNV186VBA0 LRNN186VBA0 LRNV182VBA0 LRNN182VBA0 15 88 5 8 9 52 3 8 LRNV246VBAO LRNN246VBAO LRNV242VBAO LRNN242VBAO 15 88 5 8 9 52 3 8
269. door 2 of Sub2 Outdoor Unit 3 units Unit 3 units Transmission related error between If failing to receive signal of the Sub1 Outdoor Unit from the 1 O 4 Outdoor Units Sub1 Outdoor Unit Main Outdoor Unit control part Main Outdoor Unit Transmission related error Main If failing to receive signal of the fan driving control part from 1 0 5 Outdoor Unit fan driving fan the Main Outdoor Unit control part Outdoor Unit 2 1 0 6 Occurrence of over current at Main Occurrence of over current at Main Outdoor Unit fan motor Outdoor Unit fan motor IPM Fault IPM Fault 2 1 0 7 Low Voltage of Main Outdoor Unit fan Occurrence of Low Voltage of Main Outdoor Unit fan motor 5 motor c Transmission related error of Main If failing to receive signal of the Main Outdoor Unit control 1 0 8 Outdoor Unit fan motor part from the fan driving control part t Outdoor Unit fan o High Pressure switch of Sub1 Outdoor Operation of High Pressure switch due to increase of Sub1 c 1 0 9 NEA Unit Outdoor Unit High Pressure increase b 11 0 Reverse connection of the R S T Misconnection or disconnection of R S T Power line of Sub1 Power line of Sub1 Outdoor Unit Outdoor Unit Transmission related error between failing to receive signal of the Main Outdoor Unit control 1 1 1 Outdoor Units Main Outdoor Unit from the Sub1 Outdoor Unit control part Sub1 Outdoor Unit 111 3 Main Outdoor Unit liquid pipe Open or short of Main Outdoor Un
270. e Compressor OFF In dehumidify mode control of fan speed is as following Intake Air temperature Setting temperature 1 0 C Compressor ON Setting temperature Setting temperature 0 5 C Compressor OFF Cooling 2min 58sec 10min 7min Within 7min Cooling 2min 58sec lt gt lt gt lt _ lt lt COMPRESSOR ON OFF ON OFF OFF ON OFF ON OFF OUTDOOR FAN ON OFF ON OFF OFF ON OFF ON OFF INDOOR FAN SUM Low Fan pe Low Fan B Forced operation f you lose wireless remote controller you can operate the unit with forced operation switch The standard conditions are as following Room Temperature gt 24 21 Room Temperature 24 C Room Temperature 21 Operation Mode Cooling Soft Dry Heating FAN Speed High Soft Dry Rule High Setting Temperature 22 C Air Intake Temperature 24 Unit operates in low fan mode for first 15 seconds then switched to proper operation mode according to intake Air temperature Forced Operation Button Press the Forced Operation Button T Press the Forced Operation Button once again to stop operation Service Manual 97 Operation Details B Protection of the evaporator pipe from frosting If the temperature of the indoor coil is below 2 C after 7 minutes from starting the compressor the compressor
271. e Cause Defective temperature sensor open short Defective PCB Connect to the terminal Replace the sensor See the Temperature Resistance Table Service Manual 275 Self diagnosis function Fault diagnosis and Trouble shooting guide Excessive capacity of Excessive connection Excessive connection of indoor units 51 indoor units of indoor units compared to capacity of outdoor unit compared to capacity Wrong setting of sub unit of outdoor unit Communication cables are not connected between outdoor units Poor communication between outdoor units Trouble shooting Flow Does the main unit recognize all sub unit Check at the initial etting display mode Check the sum of indoor unit capacities or check the connected model Modify wiring ommunication cables are Connected between outdoor units Are the numbers of sub units set as 1 2 and 3 respectively Modify settings of sub units Do LEDS s of all If no LEDS of sub units blinks sub unit blink replace the PCB of main unit If some LED5 s of sub units don t blink replace the PCB of Yes corresponding sub unit Check communication lines of indoor units 276 murri Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide E Display No Error Item Meaning Communication error If failing to receive 52
272. e Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Resin Net washable Safety Device Fuse Fuse Fuse Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe ID mm 20 20 20 Net Weight kg Ibs 8 18 5 8 18 5 9 5 20 9 Noise Level Sound Press 1 5m H M L dBA 3 33 30 27 34 31 28 36 33 30 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position R Mirror M Metal B Blue D Wood W White C Cherry Stuffing Quantity Without S parts 20 40ft 324 684 324 684 324 684 Notes Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 SC 75 2 F WB Interconnecting Piping Length 7 5m Level 2 Capacities are net Difference of Zero capacities 3 Due to our policy of innovation some specifications may
273. e Control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooing icroprocessor Thermostat for cooling Microprocessor Thermostat for cooing Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Resin Net washable Resin Net washable Safety Device Fuse Fuse Fuse Fuse Liquid Side mm inch 06 35 1 4 06 35 1 4 06 35 1 4 09 52 3 8 Pipe Connections 5 Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 15 88 5 8 Drain Pipe ID mm 20 20 20 20 Net Weight kg lbs 7 15 4 7 15 4 7 15 4 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 33 30 27 34 31 28 36 33 30 40 37 34 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 20 CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White White Stuffing Quantity Without S parts 20 40ft 340 720 340 720 340 720 270 540 Conversion Formula Kcal h kW x 860 Btu h kW x 3414 cfm m min x 35 3 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66
274. e Fuse Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 015 88 5 8 015 88 5 8 Drain Pipe ID mm 20 20 Net Weight kg Ibs 13 28 6 13 28 6 Noise Level Sound Press 1 5m H M L dBA 3 42 40 37 44 41 38 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position R Mirror M Metal B Blue D Wood W White C Cherry Stuffing Quantity Without S parts 20 40ft 231 490 231 490 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 127 Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Starting Current Control Indoor fan is delayed for 5 sec at
275. e at that time 26 C lt Intake Air Temperature D 25 C 24 C lt Intake Air Temperature lt 26 gt Intake Air Temperature 1 C 22 C lt Intake Air Temperature 24 gt Intake Air Temperature 0 5 18 C lt Intake Air Temperature lt 22 C 2 Intake Air Temperature Intake Air Temperature lt 18 C 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature 114 murni V euvs Indoor Unit Operation Details 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 C or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compressor is turned on Compressor ON Temperature gt Setting Temperature 0 5 C Compressor OFF Temperature 2 Setting Temperature 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 26 C lt Intake Air Temperature D 25 C 24 C lt Intake Air Temperature lt 26 C gt Intake Air Temperature 1 C 22 lt Inta
276. e of inverter compressor terminal Maximum over Over current or Defecti current MAX CT minimum current flows S Clogging of pipe Defective current detection sensor current e 22 e Low high input voltage Failure of outdoor indoor fan Excessive charge of refrigerant Failure of outdoor indoor LEV Check Valve Shielded Outdoor unit shielded on cooling mode Indoor unit filter clogged on heating mode Failure Checking Method Measure actual current No Is the current normal Yes Check or replace current detection sensor or inverter PCB No Is the outdoor indoor unit fan normal Yes Check the outdoor indoor unit fan No 15 input power normal Yes Check input power No Is the LEV of outdoor indoor unit and Yes Check the LEV of outdoor indoor unit and Check valve Is insulation No resistance or coil resistance of ompressor normal Yes Replace the compressor No Is there shielding Yes Check pipe clogging or refrigerant s the compressor stopped or is there any abnormal vibration Yes Replace the compressor Remove shielding of the outdoor unit Check the indoor unit filter 268 mur Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Error Display No 23 Error Item DC link voltage for inverter compressor drive Meani
277. e setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control E On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached If the appliance is on pause at the time set by the timer the pause continues Service Manual 151 Operation Details E Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time B Sleep Timer Operation When the sleep time is reached after lt 1 2 3 4 5 6 7 0 cancel hour gt is input by the remote control while in appliance operation the oper
278. ed after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached If the appliance is on pause at the time set by the timer the pause continues E Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after 1 2 3 4 5 6 7 0 cancel hr is input by the remote control while in appliance operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium 170 mur V ews Indoor Unit Operation Details B Chaos Swing Mode By the Chaos Swing key input the louvers vane automatically operate with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different
279. eight kg Ibs 25 55 1 25 55 1 25 55 1 Noise Level Sound Press 1 5m H M L dBA 3 35 33 31 36 34 32 37 35 33 Power Supply 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mme CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 172 356 172 356 172 356 Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 78 ptus Indoor Unit 1 2 2 Heat Pump Specifications Heat Pump 60Hz Model Unit LRNNO72BTG Q 0 LRNNO92BTG Q O LRNN122BTG Q O W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 963 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D Body mm 708 230 537 708 230 537 708 230 537 inch 28 9 1 21 2 28 9 1 21 2 28 9 1 21 2 Coil Rows x Columns x FPI 2512518 2512518 21218 Face Area m 0 12 0 12 0 12 Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 40 40 40 Running Current A 0 30 0 30 0 30 Fan Air Flow Rate H M L cmm 8 7 7 5 6 2 9 5 8 7 7 5 10 6 9 5 8 7 cfm 307 265 219 336 307 265 375 336 307 External Static Pressure Pa 19 6 19 6 19 6 Drive Direct Direct Direct Speed control Phase Control Phase Con
280. eled Defrost Indicator OFF except when hot start during heating mode operation or while in defrost control E Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temp the compressor and the outdoor fan stop When it reaches 0 5 C above the setting temp they start to operate again Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automatically set according to the intake air temperature 26 C lt Intake Air Temp 2 25 24 lt Intake Intake Air Temp lt 26 C 2 Intake Air 1 C 18 lt Intake Intake Air Temp lt 24 C 2 Intake Air Temp 0 5 C Intake Air Temp lt 18 G gt 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temp is between compressor on temp and compressor off temp 10 min dehumidifica tion operation and 4 min compressor off repeat Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp 2 Setting Temp 0 5 C In 10 min dehumidification operation the indoor fan operates with the
281. emperature is automatically selected according to the intake air temperature at that time 26 Intake Air Temperature 225 C 24 C lt Intake Air Temperature lt 26 C gt Intake Air Temperature 1 C 22 C lt Intake Air Temperature lt 24 gt Intake Air Temperature 0 5 C 18 C lt Intake Air Temperature lt 22 C 2 Intake Air Temperature Intake Air Temperature lt 18 C 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature 150 Indoor Unit Operation Details 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 C or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compressor is turned on Compressor ON Temperature D Setting Temperature 0 5 C Compressor OFF Temperature gt Setting Temperature 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 26 C lt Intake Air Temperature 225 24 C lt Intake Air Temperatu
282. er is displayed anymore in 7 segment except the display of number of the connected indoor unit found and every indoor unit s wired remocon display address of themselves Red button on for 6 sec Sasssss 2345678 6 HE 111 HE Auto address process finishes Every indoor units display address and total indoor units number is disappreaed in 7 segment on main PCB Service Manual 217 Function 4 DC peak control 1 Criterion for peak if the fault signal from IPM Intelligent Power Module is occurred continuously for 1 8ms then it is judged that DC peak occurred 2 After inverter compressor turned off 3minutes later if there is no DC peak signal then restart compres sor 5 CT current transformer sensor fault error Detection for CT sensor fault Criterion for CT sensor fault which is judged from operation current for each frequency CT value After Inverter Compressor Off CT lt 1 5A for 10 seconds 6 Over upper limit voltage and below lowest limit voltage If the voltage of system input power exceed the upper limit 415V of rating voltage 380 415V by 15 over 478V or more or is below the lowest limit 380V of rating voltage by 20 304V or less then the compressor is turned off and restart 3 minutes later 7 Controls for error occurrence 1 DC peak error Restart 3 minutes later System down if the error occurs 3 or more times in an hour 2 CT
283. er power is on 3 5 Pressure switch B Sub unit Sub PCB has pressure switch connecting compressor with power relay and PCB Pressure switch s state is on normally so has small current of 220V Never touch the connecting terminal with hand or connect two wires directly 216 mur V ews Outdoor Unit Function 4 Other control _ 4 1 Initial setup There are 4 initial setup steps before running All DIP switch setting must be completed before initial setup 1 Step 1 Communication check If all model code is displayed in 7 segment including all sub unit communicaiton between outdoor units is normal Sub unit lights on led 5 shortly whenever it transfer information to main unit If led 5 does not light on periodically check communication wires or dip switch setting 2 Step 3 PCB error check After 40 sec error check begins B Main unit errors of uinits including sub units display in 7 segment 2 leds representing inverter fan PCB and inverter compressor PCB communications twinkle if communica tions are normal B Sub unit After 40 sec led 1 is twinkle with period of 0 5sec If electric phase is reverse or missed led 6 is light on Another leds exceot led 1 must turn off in initial setup steps 3 Step 4 Auto addressing Auto addressing begin when red button in Main PCB is pressed for 6 sec During auto addressing 7 segment on main PCB display 88 After auto addressing no numb
284. erature Table Thermistor 103HF T Rmin Recent Rmax DR DT C T Rmin Rcent Rmax DR DT C 80 159 2 173 8 189 6 9 0596 1 42 51 3 297 3 472 3 652 5 20 1 39 29 150 0 163 6 1782 8 9296 141 52 3 173 3 344 3 520 5 28 1 42 28 141 4 154 0 167 5 8 79 1 40 53 3 054 3 221 3 394 5 36 1 45 27 133 3 145 0 157 6 8 66 1 39 54 2 940 3 103 3 272 5 44 1 48 26 125 8 136 6 148 3 8 53 1 38 55 2 832 2 990 3 155 5 52 1 51 25 118 7 128 8 139 6 8 40 1 37 56 2 727 2 882 3 044 5 59 1 54 24 112 0 121 4 131 4 8 27 1 36 57 2 627 2 779 2 936 5 67 1 57 23 105 8 114 5 123 8 8 15 1 35 58 2 532 2 680 2 834 5 75 1 60 22 99 89 108 0 116 7 8 02 1 33 59 2 440 2 584 2 735 5 83 1 63 221 94 38 101 9 110 0 7 90 1 32 60 2 352 2 493 2 640 5 90 1 66 20 89 20 96 22 103 7 7 17 1 31 61 2 267 2 405 2 549 5 9895 1 69 19 84 34 90 87 97 82 7 65 1 30 62 2 187 2 321 2 462 6 05 1 72 18 79 76 85 84 92 30 7 53 1 29 63 2 109 2 240 2 378 6 1396 1 76 17 75 46 81 12 87 13 7 40 1 28 64 2 035 2 163 2 297 6 20 1 79 16 7142 76 69 82 28 7 2896 1 26
285. erial Foamed polystrene Foamed polystrene Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 06 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 Drain Pipe ID mm 20 20 Net Weight kg Ibs 12 26 5 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 36 33 30 40 36 31 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal D Wood B Blue Stuffing Quantity Without S parts 20 40ft 240 540 240 540 Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 145 Specifications 1 260Hz 1 2 1 Cooling Only Cooling Only 60Hz
286. es are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 90 muur V euvs Indoor Unit 1 2 2Heat Pump Specifications Heat Pump 60Hz Model Unit LRNN182VBAO LRNN242VBA0 5 300 7 000 Cooling Capacity kcal h 4 557 6 019 Btu h 18 084 23 885 5 963 7 875 Heating Capacity kcal h 5 127 6 771 Btu h 20 345 26 870 mm Galvanized Steel Plate Painting Galvanized Steel Plate Painting PIONS RUM osa inch 1200 615 205 1200 615 205 Coil Rows x Columns x FPI 47 2 24 2 8 1 47 2 24 2 8 1 Face Area m 2 12 18 2 12 18 Type Cross Flow Fan Cross Flow Fan Motor Output 27 32 Running Current A 0 23 0 27 Fan Air Flow Rate H M L 13 5 12 11 16 1 14 12 cfm 477 424 389 569 495 424 Drive Direct Direct Speed control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed p
287. etails 3 Operation Details B Time Delay safety Control e 30sec The 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch to another mode Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control B Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPERATURE 0 5 C COMP OFF More than More than 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Service Manual 81 Operation Details B Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Intake Air Temperature minimum 3min Setting Temperature 3 C Compressor OFF Setting Temperature Compressor ON 1min minimum minimum 10sec 10sec INDOOR FAN Hot Start
288. f Off Subcooling LEV min min min Hot gas bypass Off Off Off valve Service Manual 205 Function Indoor unit Starting Running Ending Fan Keep state Keep state Keep state Thermo on unit Oil return Oil return operation Return to LEV pulse pulse base pulse Thermo off unit Oil return operation Close pulse Close pulse LEV pulse Oil return operation time 3 min for running step Oil return operation skip condition if liquid injection begins Oil return operation goes to ending operation 2 1 2 Oil return control on heating mode Component Starting Running Ending Inv Compressor 30 Hz 60 Hz 30 Hz All off On off compressor High pressure High pressure Fan 0Hz s P control control Main LEV Full open Full open Base pulse 4 way valve On gt off Off On Subcooling LEV min min min Hot gas bypass On On On valve Indoor unit Starting Running Ending Fan Off Off Off Thermo on unit Oil return Oil return operation Return to LEV pulse pulse base pulse Heating close pulse Heating close pulse LEV pulse g p Oil return operation time 3 min for running step Oil return operation skip condition if liquid injection begins Oil return operation goes to ending operation 206 Murnri V ews Outdoor Unit 2 1 3 Compressor stage during oil return control Compressor stage at normal oil return state
289. frame Pull down the front panel carefully not so as to harm the display PCB wires and thermistor wires Diffuser frame 7 Remove the diffuser assembly Remove the screws of both side of diffuser assembly 4 pieces Push the upper side of cabinet strongly to pull out the inner hook of diffuser frame from the cabinet hole Take up the diffuser frame carefully not so as to harm the display PCB wires and the step motor wires 8 Remove display PCB assembly Remove the screws at the both side of dis play cover If necessary disconnect the display PCB connector from PCB assembly Remove 2 screws of PCB assembly Service Manual 105 Disassembly of the parts 9 Remove the vane upper vane lower and step motor Remove 2 screws securing the step motor assembly and pull it out from the vanes care fully Unhook the vanes from the vane supporter and remove the upper vane and lower vane by pulling the center of vanes with care Lower Vane 10 Remove the drain pan assembly Remove the both side of screws 4 pieces Pull out the drain pan assembly careful not to harm to the EPS packing of drain pan and the tubings of evaporator 11 Remove the evaporator Remove the screws of both sides securing the EVA barrier R L on the side cabinet Remove the screws which fasten the barrier on the evaporator and take out the barrier assembly SS j NS e
290. frost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator pip Hotstart Controh Heating ing temperature will be reached at 25 C To install a unit is very convenient because of smaller Compact and light design Size than textile The most advanced low noise design The adoption of turbo fan and round type heat exchang er give the quietest operation Low noise Long life wrinkle type and washable and anti bacteria Pong filter is adopted Built in drain pump automatically drains water High head Drain pump A standard drain head height of up to 700mm is possible High Ceiling corresponding Function According to the height of ceiling the RPM of indoor fan motor is selected to increase air reaching distance Central Control Optional e t is operating individually or totally by central control function Service Manual 27 Operation Details B 3 Operation Details B Time Delay Safety Control e 5sec Vertical louvers are delayed for 5 secs to be opened to prevent the frictional sound between louver and air flow 30sec The 4 way valve is ceased for 30sec to prevent abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch Auto Swing Control This funct
291. g Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low CHAOS Operation indication Lamps LED Signal Receptor Receives the signals from the remote control Signal receiving sound two short beeps or one long beep Operation Indication Lamps D On Off Lights up during the system operation y Sleep Mode Lights up during Sleep Mode Auto operation Timer Lights up during Timer operation Defrost Mode Lights up during Defrost Mode or Hot Start operation BB Temperature Indicate the setting temperature Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Defrost Deice control Heating Natural Air Control by CHAOS Logic Both the indoor and outdoor fan stops dur The fan is switched to intermittent or irregular operation ing defrosting The fan speed is automatically switched from high to low speed Hot start Control Heating Airflow Direction Control The indoor fan does not rotate until the evaporator pipe temperature will be reached at 28 The louver can be set at the desired position or swing up and down automatically 148 muur V ews Indoor Unit Operation Details 3 Operation Details 1 MAIN UNIT FUNCTION DISPLAY Operation Indi
292. grille Screw ak 3 Remove the lower air guide Remove a screw of both side fixing barrier air guide Remove the screws of both sides of the lower air guide Remove the lower air guide toward arrow mark by turning upwards as shown in figure Service Manual 103 Disassembly of the parts 4 Remove air guide upper crossflow fan and motor Remove the screws of both sides and center securing the upper air guide Remove 2 screws fastening the bracket of door switch Remove a bearing assembly by removing a screw and the bearing cover Remove 4 screws securing the motor cover Loosen the screw securing the crossflow fan to the fan motor shaft do not remove Remove the crossflow fan by sliding it out from the shaft of fan motor 5 Remove the control box Assembly Disconnect the step motor connector fan motor connector display PCB connector thermistor connector and door switch con nector from the main PCB If necessary disconnect power supply cord and connecting cable from the terminal block and remove the cord clamp screw Remove 2 screws securing the control box and pick out the control box carefully 104 murni V ews Indoor Unit Disassembly of the parts 6 Remove the front panel Remove the screws of both sides fixing the front panel Push the upper side of front panel strongly to pull out the front panel from the inner hook of diffuser
293. gt 2657kPa System stop 2441kPa lt Pc lt 2657 kPa 5Hz down sec 10 Hz up sec High pressure 2284kPa lt Pc lt 2422kPa No frequency up gnp control L r n High pressure Pc lt 2284kPa s control control B Low pressure control above 10 C Hot gas Pressure range Compressor Fan bos L High pr r Pe 101kPa OW pressure igh pressure control control L ressure 62kPa lt Pe lt 101kPa frequency up On control 49 kPa Pe lt 62kPa 5Hz down sec 5Hz down sec On Pe lt 49 kPa System stop Hot gas bypass off condition if hot gas bypass valve is on the valve turn off above 399 kPa Service Manual 213 Function 3 1 2 Pressure control on heating mode High pressure control Hot gas Pressure range Compressor Fan bypass Pc gt 2657kPa System stop 2441kPa lt Pc lt 2657kPa 5Hz down sec 5Hz down sec High 2108kPa Pc 2441kPa No frequency up control High pressure Low pressure Pc lt 2108kPa control control W Low pressure control above 10 C Hot gas Pressure range Compressor Fan 9 bypass Low pressure High pressure 49 kPa lt Pe lt 62kPa gt 101kPa control control Low pressure 62kPa Pe lt 101kPa No frequency up P control 5Hz down sec 5Hz up sec Pe x49 kPa System stop 214 mur V ews Outdoor Unit Function 3 2 Discharge temperature control B Outdoor unit s control on cooling heating mode
294. hase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooing and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 215 88 5 8 019 05 3 4 19 05 3 4 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 38 83 8 38 83 8 38 83 8 Noise Level Sound Press 1 5m H M L dBA 3 42 40 38 44 42 40 46 44 42 Power Supply V Hz 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 4 0ft 95 191 95 191 95 191 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7
295. he indoor pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures the maximum temperature of indoor pipe the present temperature of indoor pipe according to which whether to carry out defrost control or not is determined 2 According to the need of defrost control shown above and the elapsed time of heating mode operation at that moment the defrost control time is determined 3 When the determined time of defrost control is below 7 min heating mode operation continues without car rying out defrost control According to the procedure stated above the determination is made again When the defrost control time is 7 min or longer defrost control is then carried out While in defrost control the minimum temp of the indoor pipe is measured and it is compared with the pre sent temp of the indoor pipe to get the difference of the indoor pipe temperatures the present temperature of the indoor pipe the minimum temperature of the indoor pipe When the difference is 5 C or higher defrost control is completed and heating mode operation is carried out While in defrost control if the defrost time determined before the start of defrost control is completed defrost control stops and heating mode operation is carried out regardless of the above condition When the indoor pipe temp is 42 C or above defrost control is not carried out even if the condi
296. ial Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 015 88 5 8 015 88 5 8 Drain Pipe ID mm 20 0 20 0 Net Weight kg Ibs 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 43 40 37 45 42 39 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Color White White Stuffing Quantity Without S parts 20 40ft 102 219 102 219 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 FJWB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 89 Specifications 122601200 1 2 1 Cooling Only Cooling Only 60Hz
297. icroprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 19 05 3 4 19 05 3 4 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg lbs 38 83 8 38 83 8 38 83 8 Noise Level Sound Press 1 5m H M L dBA 3 42 40 38 44 42 40 46 44 42 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 95 191 95 191 Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB temp 35 C 95 FIDB 1115 5 Interconnecting Piping Length 7 5m 2124 Level Difference of Zero CI S EES Heating Indoor temp 20 C 68 F DB 15 C 59 F WB 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB
298. ilure of low pressure sensor or low pressure sensor detection circuit part Clogging of service valve Insufficient refrigerant Leakage of refrigerant Poor indoor pipe temperature sensor Failure of indoor outdoor unit fan Check communication lines of indoor units Check LEV connection of indoor unit PCB Trouble shooting Flow Check open status of the service valve actually high unit normal unit normal Is suction pressure low pressure Is the LEV of the indoor outdoor Are communication lines normal Is the fan of the indoor outdoor Check clogging of pipe or status of refrigerant S the pressure sensor normal Yes Replace the PCB No Replace the low pressure sensor Check the outdoor indoor LEV Modify wiring Check or replace the fan 274 murri Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Error Display No 40 41 42 43 44 45 46 47 48 65 113 114 115 116 117 118 120 121 122 123 124 125 126 127 128 129 130 132 133 134 135 136 137 138 139 148 Error Item Sensor error Trouble shooting Flow Check connection status of the sensor Is connection status normal Is sensor resistance value normal Meaning Abnormal measuring value of sensor Open Short Check or replace the PCB Major Error Occurrenc
299. in the whole of indoor unit No Yes Is status of the communication line No normal Yes Check power of the outdoor unit turns on Check and replace the outdoor unit PCB Does error in a number of indoor units occur Is there indoor unit that fan does not operate in blowing operation among indoor units not indicate No 5 error Is connection status No of communication line normal Yes Yes Check or replace the Check or replace the relevant indoor unit indoor unit PCB Normal connection of communication line Service Manual 265 Self diagnosis function Fault diagnosis and Trouble shooting guide Meaning Major Error Occurrence Cause Different Where operating in different This error occurs if an indoor unit which is off operation operation mode from previously state is to operate in heating mode when one or 07 mode operated indoor unit more indoor units are operated in cooling mode between and vice versa indoor units Failure Checking Method Change the operation mode of indoor unit to the same operation mode of outdoor unit Are both operation mode of the indoor unit and that of the outdoor unit same hange so that operation mode both the indoor unit and the outdoor unit becomes same Check or replace the indoor unit PCB ning min Meaning Major Error Occurrence Cause Indoor Problems occur at EEPR
300. ine of Main Outdoor Unit Outdoor Unit E 5 Transmission related error Main Failing to receive signal of the INV control part from the Main control part INV control part control part 5 6 2 Excessive temperature of INV control Excessive temperature of INV control part radiation panel gt 5 part radiation panel os 852 6 5 Fantemperature sensor Open or short of fan temperature sensor 258 murri Trouble Shooting Guide Self diagnosis function Display Title Cause of Error Discharge temperature of Main Compressor Off by excessive increase of discharge tempera 1 O 0 Outdoor constant speed compressor ture of constant speed compressor1 of the Sub1 Outdoor 5 1 of Sub1 Outdoor Unit Unit Discharge temperature of Main Compressor Off by excessive increase of discharge tempera 1 O 1 Outdoor constant speed compressor ture of constant speed compressor1 of the Sub2 Outdoor 2 of Sub1 Outdoor Unit Unit 5 Discharge temperature of Main Compressor Off by excessive increase of discharge tempera 9 1 O 2 Outdoor constant speed compressor of constant speed compressor of the Sub2 Outdoor 1 of Sub2 Outdoor Unit 3 units Unit 3 units E Discharge temperature of Main Compressor Off by excessive increase of discharge tempera 1 O 3 Outdoor constant speed compressor of constant speed compressor2 of the Sub2 Out
301. ing Current A 0 17 0 17 0 20 Fan Air Flow Rate H M L cmm 6 5 6 2 6 7 71 7 6 4 8 8 8 7 5 230 219 212 27212471226 311 283 265 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for coding and heating Microprocessor Thermostat or cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Resin Net washable Safety Device Fuse Fuse Fuse Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 012 7 1 2 Drain Pipe ID mm 20 20 20 Net Weight kg Ibs 8 18 5 8 18 5 9 5 20 9 Noise Level Sound Press 1 5m H M L dBA 3 33 30 27 34 31 28 36 33 30 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position R Mirror M Metal B Blue D Wood W White C Cherry Stuffing Quantity Without S parts 20 40ft 324 684 324 684 324 684 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Conversion Formula Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Kcal h kW x 860 Interconnecting Piping Length 7 5m Bt
302. ing Running Ending Inv Compressor Equalizing control Equalizing control Equalizing control Subcooling LEV Subcooling control Subcooling control S Equalizing control Equalizing control Equalizing control compressor High pressure High pressure High pressure control control control Main LEV Full open Full open Full open 4way valve Off Off Off Subcooling control Hot gas bypass valve Off Off Off LEV Indoor unit Starting Running Ending Fan Normal Normal Normal Th on unit Thermo off unit min pulse min pulse min pulse E Ending condition 1 4min after control begins 208 mur V ews Outdoor Unit Function 2 3 Oil equalizing control 2 3 2 Oil equalizing control on heating mode Component Starting Running Ending Inv Compressor Equalizing control Equalizing control Equalizing control SHE us Equalizing control Equalizing control Equalizing control compressor Fan Low pressure Low pressure Low pressure control control control Main LEV SH control SH control SH control 4way valve On On On Subcooling LEV min pulse min pulse min pulse H sq pass Off Off Off valve Indoor unit Starting Running Ending Fan Normal Normal Normal Th it s D Normal Normal Normal Thermo off unit LEV min pulse min pulse min pulse B Ending conditi
303. ing guide POS Error Item Meaning Major Error Occurrence Cause 01 Air temperature sensor of the indoor unit mit Short or open of Poor sensor connection 02 indoor unit sensor Short or open of sensor sensor of the indoor unit Defective indoor PCB Outlet pipe temperature sensor of the indoor unit 06 Failure Checking Method Check connection status between PCB and sensor Reconnect the sensor at accurate position Is connection status of the sensor normal Pull the sensor out and then measure sensor resistance Is sensor resistance normal Replace the sensor See the Temperature Resistance Table Check the indoor unit PCB 262 murri Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Error Displ en Error Item Meaning Major Error Occurrence Cause Communication error If failing to receive wired Defective wired remote control 03 between wired remote remote control signal at the Defective indoor unit PCB controller and indoor unit indoor unit Poor connection contact Failure Checking Method Check transmission signal from the indoor PCB is normal Is transmission signal normal Yes Check connection between indoor unit and wired remote controller Is connection normal Replace the indoor unit PCB Repair the connection
304. innes No No failure of 4 Way valve Self diagnosis function Does the compressor normally operate No Solve compressor problems Reconnect the terminal Yes Is connection of the PCB terminal normal Replace the PCB Is voltage applied from the PCB normal No Check and replace the 4 way valve coil Service Manual 289 Self diagnosis function Check Valve Parallel connected check valve in outdoor unit Start of check of the check valve when operating he whole room in cooling Yes Replace the check valve No ls temperature difference between both end of the outdoor LEV when operating e whole room in heating mode No Is the outdoor unit LEV normal No Remove failures of the outdoor unit LEV Yes Replace the check valve No failure of check valve 290 mur Trouble Shooting Guide Hot Gas Bypass Valve Start of check Is operation noise heard when applying solenoid valve power Yes S temperature at the rear end of valve low and compressor discharg temperature high when not operating solenoid valve coil during operation ls temperature at the rear end of valve higher than that at the front end by more than 5 C when operating solenoid valve coil during operation Yes No failure of hot gas bypass valve No No No Self diagnosis f
305. ion circuit part 143 High pressure rise pressure Failure of indoor outdoor unit fan of Sub1 outdoor unit Poor heat exchange by installation conditions damage of heat exchanger Clogging of discharge pipe Excessive filling of refrigerant 145 145 High pressure rise of Sub2 outdoor unit Trouble shooting Flow Check open status of the service valve Is discharge pressure actually high Is the pressure sensor normal Yes Replace the Check or replace the PCB pressure sensor Check or replace the fan Is the fan of the indoor outdoor unit normal Check installation conditions so that heat exchange is done Is heat exchange normally done Check LEV and check valve of s LEV or check valve of outdoor indoor the outdoor indoor unit unit normal Recalculate and refill filling The quantity of additional filling of quantity of refrigerant refrigerant is correct Check pipe clogging or refrigerant Is there shielding Yes Remove shielding of the outdoor unit Check the indoor unit filter Service Manual 273 Self diagnosis function Fault diagnosis and Trouble shooting guide 35 144 146 35 Low pressure drop of main outdoor unit 144 Low pressure drop of Sub1 outdoor unit 144 Low pressure drop of Sub2 outdoor unit Compressor stops by excessive drop of low pressure Fa
306. ion is to swing the louver up and down automatically B Air Filter Checking Control e Filter sign will appear on the remote controller display and main body display when an air filter is polluted Then clean the air filter referring to Owners Manual E Soft Dry Operation The indoor fan speed is automatically set to the low and fan speed control is not available because of already being set to the best speed for Dry Operation by microcontroller control B Cooling Mode Operation When selecting the Cooling 3 amp Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as follows Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPERATURE SET TEMPERATURE 0 5 C COMP OFF More than More than lt gt y 3 minutes 3 minutes INDOOR FAN Selected Te Selected aw Selected fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON 28 mur Indoor Unit Operation Details B Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as follows Intake Air Temperature minimum 3min Setting Temperature 3 C Compressor OFF Setting Temperature Compressor ON minimum minimum minimum lt gt 10sec 10sec INDOOR FAN Hot Start Selected FF Selecting fan
307. it liquid pipe temperature temperature sensor sensor 11 4 Main Outdoor Unit excessive cooling Open or short of Main Outdoor Unit excessive cooling inlet inlet temperature sensor temperature sensor 111 5 Main Outdoor Unit excessive cooling Open or short of Main Outdoor Unit excessive cooling outlet 5 outlet temperature sensor temperature sensor B 11 6 Subt Outdoor Unit High Pressure Open or short of Sub1 Outdoor Unit High Pressure sensor S sensor 4 4 7 501 Outdoor Unit Low Pressure Open or short of Sub1 Outdoor Unit Low Pressure sensor sensor 5 111 8 Sub1 Outdoor Unit air temperature Open or short of Sub1 Outdoor Unit air temperature sensor 9 sensor 5 12 0 Sub1 Outdoor Unit suction Open or short of Sub1 Outdoor Unit suction temperature 9 temperature sensor sensor Sub1 Outdoor Unit constant speed Open or short of Sub1 Outdoor Unit constant speed com 1 2 1 compressori discharge temperature pressor1 discharge temperature sensor sensor Service Manual 259 Self diagnosis function Display Title Cause of Error Sub1 Outdoor Unit constant speed Open or short of Sub1 Outdoor Unit constant speed com 1 2 2 compressor2 discharge temperature 2 discharge temperature sensor sensor 1213 Sub1 Outdoor Unit heat exchanger Open or short of heat exchanger sensor of Sub1 Outdoor sensor front side Unit front side 5 12 4 Sub1
308. k to be carried out comfortably 250mm or more e 900mm or more 1500mm Front side 222 MunriV ews Outdoor Unit Piping Diagrams E 4 Piping Diagrams 4 1 1 Cooling High temperature High pressure gas 4 High temperature High pressure liquid Low temperature Low pressure gas Heat Exchanger LEV Heat Exchanger LEV it Filter gt lt HB d ilter I Filter 4 Indoor unit __ Indoor unit Gas pipe gt lt gt lt Liquid pipe Pressure sensor Pressure switch N Check valve LEV Thermistor EE INV Inverter Comp Compressor Solenoid valve LEV Linear Expansion Valve Service valve OS Oil Separator X Accum Accumulator Strainer Service Manual 223 Piping Diagrams 4 1 2 Heating Operation High temperature High pressure gas 4 High temperature High pressure liquid Low temperature Low pressure gas Heat Exchanger LEV _ Heat Exchanger LEV __ gt lt L Filter
309. ke Air Temperature lt 24 gt Intake Air Temperature 0 5 18 C lt Intake Air Temperature lt 22 C 2 Intake Air Temperature Intake Air Temperature lt 18 C 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temperature is 3 C or more above the setting temperature the compressor is turned off When below the setting temperature the com pressor is turned on Compressor ON Temperature gt Setting Temperature Compressor OFF Temperature 2 Setting Temperature 3 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 20 C lt Intake Air Temperature D Intake Air Temperature 0 5 C Intake Air Temperature lt 20 C D 20 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule
310. ling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 182 mur V ews Outdoor Unit Specifications 380V Cooling Only 50Hz HP 20 22 24 26 Model Name Combination Unit LRUV2008TSO LRUV2208TS0 LRUV2408TSO LRUV2608TRO Independent Unit LRUV1008TSO LRUV1208TSO LRUV1208TSO LRUV1008TRO LRUC1008TSO LRUC1008TSO LRUC1208TSO LRUC808TRO LRUC808TRO Capacity Cooling 56 000 61 600 67 200 72 800 kcal h 48 200 53 000 57 800 62 600 Btu h 191 100 210 200 229 300 248 400 Heating W kcal h Btu h E I Input Cooling kW 17 8 20 7 23 6 22 9 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 110 110 77 87 110 110 110 77 87 110 110 110 77 87 110 110 110 x2 Number of Revolution r p m 3472 2900 2900 2900 347
311. ling Operation High temperature High pressure gas 4 High temperature High pressure liquid Low temperature Low pressure gas Heat Exchanger LEV 5 Filter INV Inverter Comp Compressor LEV Linear Expansion Valve 5 OS Oil Separator X Service vake Accum Accumulator 3 Pressure sensor A Pressure switch N Check valve LEV Thermistor Solenoid valve Strainer 226 mur V ews Outdoor Unit Piping Diagrams 4 2 2 Heating Operation High temperature High pressure gas 4 High temperature High pressure liquid Low temperature Low pressure gas Heat Exchanger LEV Heat Exchanger Filter Filter LP 1 Filter Indoor unit Gas pipe gt lt lt Liquid pipe s X Pressure sensor Pressure switch Check valve LEV Thermistor INV Inverter D Comp
312. low airflow speed Service Manual 129 Operation Details E Heating Mode Operation When the intake air temp reaches 3 above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting Temp 3 C While in compressor on the indoor fan is off when the indoor pipe temp is below 20 C when above 28 C it operates with the low or setting airflow speed When the indoor pipe temp is between 20 and 28 it operates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temp is below 33 C when above 35 it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temp While in defrost control both of the indoor and outdoor fans are turned off B Defrost Control While in heating mode operation in order to protect the evaporator pipe of the outdoor unit from freezing reversed to cooling cycle to defrost the evaporator pipe of the outdoor unit After 40 min heating mode operation at 4 min interval whether to carry out defrost control or not and the time of defrost control are determined according to the following conditions 1 While in heating mode operation the maximum of t
313. low fan Fan motor Remove the left end of the cross flow fan from the self aligning bearing M Cross flow fan Bearing 122 MuuriV ews Indoor Unit N O FP G N Art Cool Type Deluxe Bee 124 F F celionS RS 128 Operation Detail te eie tee tese u Za 129 aerae cmm 135 Dimensional Drawings 136 Piping Diagrams 197 Diagrams c 138 Disassembly of the 139 Service Manual 123 Specifications B 1 Specifications aer 1 1 1 Cooling Only Cooling Only 50Hz Model Unit LRNV076SU 0 LRNVO96SU 0 LRNV126SU 0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W Heating Capacity kcal h Btu h i mm 1030 290 153 1030 290 153 1030 290 153 inch 40 6 11 4 6 1 40 6 11 4 6 1 40 6v11 4 6 1 Coil Rows x Columns x FPI 2 12 19 2 12 19 2 12 19 Face Area m 0 13 0 13 0 13 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 8 8 15 Running Current A 0 17 0 17 0 20 Fan Air Flow Rate H M L cmm 6 5 6 2 6 7 71 7 6 4 8 8 8 7 5 cfm 230 219 212 272 247 226 311 283 265 Drive Direct Direct Direct Speed control Phas
314. ly To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward To seperate connecter assembly and than to remove Inlet Grille assembly 1 Before removing the control box be sure to take out the wire screwed at the other end Service Manual 139 rts pa f the mbly o e 5455 Dis it Uni doo v 1 ULT 0 14 Disassembly of the parts Unhook the tab on the right inside of the chassis at the same time slightly pull the evaporator toward you until the tab is clear of the slot 5 To remove the Motor Cover Remove 2 securing screw Pull the motor cover out from the chassis carefully Motor cover 6 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flow fan Bearing Remove the left end of the cross flow fan from the self aligning bearing Service Manual 141 142 muur V euvs Indoor Unit FP C N Art Cool Type SPECICATION mc E Sua 144 ss PEINCUIONS mme EE 148 Operation 149 Display FUnRCUOD uu am San vereerden teder 154 Dimensional Drawings 155
315. ly V Hz 1 220 60Hz 1 220 60Hz 1 220 60Hz Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 263 539 263 539 263 539 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 Service Manual 25 Specifications 2 2 2 Heat Pump Heat Pump 60Hz Model Unit 072 0 092 0 122 0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 363 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 860 390 180 860 390 180 860 390 180 Dimensions W H D inch 33 8 15 3 7 0 33 8 15 3 7 0 33 8 15 3 7 0 Front Panel 1050 480 30 1050 480 30 1050 480 30 inch 41
316. ly 60Hz Model Unit LRNV122TEA C O LRNV182TEA C O LRNV212TDA C O 3 500 5 300 6 200 Cooling Capacity kcal h 3 009 4 557 5 331 Btu h 11 942 18 084 21 155 W 5 E u Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 570 570 269 570 570 269 840 840 290 Dimensions W H D inch 22 4 22 4 10 5 22 4 22 4 10 5 33 0 33 0 11 4 Front Panel mm 670 670 30 670 670 30 950 950 30 inch 26 4 26 4 1 2 26 4 26 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 11 19 2 11 19 2 12 21 Face Area m 0 27 0 27 2 0 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output W 20 25 60 Running Current A 0 69 0 69 0 80 Fan Air Flow Rate H M L 11 10 9 13 12 10 18 15 9 13 9 cfm 389 353 318 459 424 353 636 562 491 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 06 35 1 4 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 15 88
317. m 15 3 13 6 10 3 15 8 13 9 10 7 16 0 14 1 11 1 cfm 540 480 364 558 489 378 565 498 392 External Static Pressure Pa 78 5 78 5 78 5 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 215 88 5 8 215 88 5 8 015 88 5 8 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 34 74 9 35 77 2 35 77 2 Noise Level Sound Press 1 5m H M L dBA 3 39 36 34 39 5 37 34 5 40 38 35 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mme CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 120 252 120 252 120 252 Notes Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 75 2
318. m inch 6 35 1 4 6 35 1 4 6 35 1 4 9 52 3 8 Pipe Connections Gas Side mm inch 012 7 112 012 7 112 012 7 1 2 15 88 5 8 Drain Pipe ID mm 20 20 20 20 Net Weight kg Ibs 7 15 4 7 15 4 7 15 4 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 33 30 27 34 31 28 36 33 30 40 37 34 Power Supply QIVIMHz 1 220 60 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X2C CVV SB 1 25 X 20 CVV SB 1 25 X 2C CVV SB 1 25 X 20 Panel Color White White White White Stuffing Quantity Without S parts 20 40ft 340 720 340 720 340 720 270 540 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3414 cfm m min x 35 3 Service Manual 111 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperat
319. n Line Direct on Line Direct on Line Oil Type SUNISO 405 SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2825 10 2325110 290511 2325 10 2325 10 X3 2325 10 2325 10 x3 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 291x2 291x2 271x2 291x2 271x2 Air Flow Rate High cmm 90x2 90x2 90x4 90x4 cfm 3177x2 3177x2 3177x4 3177x4 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 012 7 1 2 012 7 1 2 019 05 3 4 019 05 3 4 Gas Pipes mm inch 028 58 1 1 8 028 58 1 1 8 038 1 1 1 2 38 1 1 1 2 Dimensions W H D mm 1280 1555 730 1280 1555 730 1280 1555 730 x2 1280 1555 730 x2 inch 50 4 61 2 28 7 50 4 61 2 28 7 50 4 61 2 28 7 x2 50 4 61 2 28 7 x2 Net Weight kg 300 300 300x2 300x2 05 661 4 661 4 661 4 2 661 4 2 Power Supply Cable mm CV 8X5C CV 8 5 CV 14 5 CV 14X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QIVIH 3 380 415 50 3 380 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 66 2 F WB Conversion Formula Kcal h kW x 860 Outdoor temp 35 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Le
320. n Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 19 05 3 4 19 05 3 4 19 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 43 5 41 5 39 5 44 42 40 45 43 41 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities Heating 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 Service Manual 39 Specifications 1 260HZ 1 2 1 Cooling Only Cooling On
321. nal Drawings 30 5 Piping DIaQL allg L ae ser 31 6 Wiring DIAGN AIS 32 22 Munri V Indoor Unit E 1 Specifications 1 1 1 Cooling Only Specifications Cooling Only 50Hz Model Unit LRNVO76TCA C O 096 0 LRNV126TCA C O W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 860 390 180 860 390 180 860 390 180 Dimensions W H D inch 33 8 15 3 7 0 33 8 15 3 7 0 33 8 15 3 7 0 Front Panel mm 1050 480 30 1050 480 30 1050 480 30 inch 41 3 18 9 1 2 41 3 18 9 1 2 41 3 18 9 1 2 Coil Rows x Columns x FPI 2 12 18 2 12 21 2 12 21 Face Area m 0 17 0 17 0 17 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 14 14 14 Running Current A 0 22 0 22 0 22 Fan Air Flow Rate H M L 6 5 4 7 6 5 10 9 8 cfm 212 177 141 247 212 177 353 31 8 283 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed
322. nds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control Jet High Med Low _ Soft Dry Operation Mode Intermittent operation of fan at low speed Airflow Direction Control The louver be set at swing up and down automatically Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator pip Hot start Control Heatin 9 ing temperature will be reached at 25 C To install a unit is very convenient because of smaller Compact and light design sicedhamtextile The most advanced low noise design The adoption of turbo fan and round type heat exchang er give the quietest operation Low noise Long life wrinkle type and washable and anti bacteria filter is adopted Built in drain pump automatically drains water A standard drain head height of up to 700mm is possible Long life filter High head Drain pump High Ceiling corresponding Function According to the height of ceiling the RPM of indoor fan motor is selected to increase air reaching distance Central Control Optional It is operating individually or totally by central control functi
323. ng DC link voltage is not charged after relay on Major Error Occurrence Cause Loose DC link terminal Defective start relay Defective capacitor Abnormal power input Defective IPM Failure of voltage detection circuit Failure Checking Method Is start relay normal Is R S T power input normal Is DC link voltage normal Check or replace inverter PCB Check start relay and its connector Check input power and its terminal Check or replace IPM and DC link capacitor Service Manual 269 Self diagnosis function Fault diagnosis and Trouble shooting guide High pressure Compressor stops by 24 switch of outdoor high pressure switch unit of outdoor unit 109 140 Failure of high pressure switch Check outdoor fan and shielding of heat exchanger on cooling mode Check indoor fan and shielding of heat exchanger on heating mode Clogging of compressor check valve Pipe size reduction by damage of refrigerant pipe Pulled out of indoor outdoor LEV terminal Excessive filling of refrigerant Poor vacuum work Check communication lines of indoor units Check LEV connection of indoor unit PCB Failure Checking Method Check whether the service valve is opened No Is the indoor outdoor fan normal Yes No Is heat exchange normally done Yes Is LEV or check valve of outdoor indoor unit normal N
324. ng Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Resin Net washable Resin Net washable Safety Device Fuse Fuse Fuse Fuse Liquid Side mm inch 6 35 1 4 06 35 1 4 06 35 1 4 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 012 7 112 012 7 11 2 015 88 5 8 Drain Pipe ID mm 20 20 20 20 Net Weight kg Ibs 7 15 4 7 15 4 7 15 4 12 26 5 Noise Level Sound Press 1 5m H M L dBA 3 33 30 27 34 31 28 36 33 30 40 37 34 Power Supply V Hz 1 220 60 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 2 CVV SB1 25X2C CVV SB 1 25 X 20 CVV SB 1 25 X 2C Panel Color White White White White Stuffing Quantity Without S parts 20 40ft 340 720 340 720 340 720 270 540 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3414 cfm m min x 35 3 110 V ews Indoor Unit 1 1 2 Heat Pump
325. ns may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 42 muur Vrs Indoor Unit 2 2 2 Heat Pump Specifications Heat Pump 60Hz Model Unit LRNN122TEA C O LRNN182TEA C O LRNN212TDA C 0 W 3 500 5 300 6 200 Cooling Capacity kcal h 3 009 4 557 5 331 Btu h 11 942 18 084 21 155 W 3 938 5 963 6 975 Heating Capacity kcal h 3 385 5 127 5 997 Btu h 13 435 20 345 23 800 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 570 570 269 570 570 269 840 840 290 Dimensions W H D inch 22 4 22 4 10 5 22 4 22 4 10 5 33 0 33 0 11 4 Front Panel mm 670 670 30 670 670 30 950 950 30 inch 26 4 26 4 1 2 26 4 26 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 11 19 2 11 19 2 12 21 Face Area m 0 27 0 27 2 0 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output W 20 25 60 Running Current A 0 69 0 69 0 80 Fan Air Flow Rate H M L 11 10 9 13 12 10 18 15 9 13 9 389 353 318 459 424 353 636 562 491 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene
326. nsional Drawings 8 5 Dimensional Drawings LRNVO96SP 0 LRNNO96SP 0 LRNV092SP 0 LRNNO92SP 0 LRNV126SP 0 LRNN126SP 0 LRNV122SP 0 LRNN122SP 0 D 1 More than 10cm More than ower than 2 3m 50cm tw il More than More than J 50 or Higher than eye level Hanger Hole Fix Hole Model D LRNVO96SP 0 LRNNO96SP 0 LRNV092SP 0 LRNNO92SP 0 570 568 137 LRNV126SP 0 LRNN126SP 0 LRNV122SP 0 LRNN122SP 0 Service Manual 155 Piping Diagrams Piping Diagrams ee Cooling Heat Exchanger LEV Heating e hermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid LRNVO96SP 0 LRNNO96SP 0 LRNVO92SP 0 LRNNO92SP 0 LRNV126SP 0 LRNN126SP 0 LRNV122SP 0 LRNN122SP 0 12 7 1 2 6 35 1 4 Color M Metal D Wood B Blue 156 muurirV sus Indoor Unit 7 Wiring Diagrams Wiring Diagrams AIN ASM s THERMISTOR z E _ 3 THERMISTOR T E WH fe MOTOR NE YL gt RD 2 ZNA STEP M
327. ntrol Press the start stop button to start the unit Open the door on the remote control press the 2ndF button and press display luminosity button Display will be dark Press the button again to set bright display E Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep sounds When the appliance pause key is input by the remote control the long beep sounds When an except operation and pause key is input by the remote control the short beep sounds 134 muur V euvs Indoor Unit Display Function 4 Display Function Each Icon turns on when the unit is operated then the only Icon outline to be operated is bright GOA 204 60 0900 59 gt JET COOL e e gt 88 JET COOL Cooling Mode Lights up during Cooling operation Outline Auto Operation Mode Lights up during Auto operation Outline 4 Debumidification Lights up during Healthy Dehumidification operation Outline Heating Mode Lights up during Heating operation Heat Pump model only Outline Defrost Mode Lights up during Defrost control or Hot Start in Heating operation Outline Air circulation Mode Lights up during Air Circulation operation Outline Sleep Mode Lights up during Sleep Mode operation Timer Mode Lights up during Timer operation Auto Cleaning Mode Lights up during Auto Cleaning reservation
328. o Yes No Is the high pressure switch normal Yes Is detection circuit of No the high pressure switch normal Yes Is there shielding Yes Remove shielding of the outdoor unit Check the indoor unit filter Check or replace the fan Check installation condition so that heat exchange is done Check LEV and check valve of the outdoor indoor unit Replace the high pressure switch Replace the PCB Check pipe clogging or refrigerant 270 mur Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide E Meaning Major Error Occurrence Cause 25 Low voltage high Input voltage is More Abnormal input power 147 voltage than 487V or less than 7 Defective voltage detection circuit 149 270V Trouble shooting Flow No Is input power normal Check input power Check or replace the PCB Service Manual 271 Self diagnosis function Fault diagnosis and Trouble shooting guide 32 Discharge temperature of main outdoor unit Compressor stops Defective temperature sensor of inverter compressor by high discharge aoe discharge pipe 32 33 Discharge temperature of main outdoor unit temperature of E 33 constant speed compressor compressor Failure of liquid injection valve 100 Discharge temperature of Sub1 outdoor unit Leakage of hot gas bypass valve 10
329. o 88 E Be Be END SN INVH9VIG HOOALNO ANI 1d39X3 Qquvog YALYSANI 3svHd VNOIS INN OG 9NO la lou ad n af bia bial Ral E E D zal Jor HOLOV3H 3 WS dH HE9 d 310N M 3NIS 1 Nv4 Service Manual 233 iring Diagrams 1d39X3 WS d H HE9 3NWA d ALON LINN HOOQNI 40 35018 ZHOS OV 086 03395 319NIS Me bia p ne ua N 1 S H lanofoon a 8 ANI bis hma NELIS H ha ezno NO SNL W EONO 1V3H 519 genti 38 Nasa Nasa emu E Ed eno Aw mee o g 55410 VOE A009 Zino EO aor 19 EINO ZINO LNO Q 059410 6 TNS 0a iNISIvaH z 19 2 K 8 END yang auum H3183ANI s B n 100 5 ON 99 5 olama 99 zl 2B SE 5 8 NIV on
330. oard and Check and replace Indoor Driving circuit connect testing LED Indoor unit control unit failure e board e e gt O e O e gt O e gt O 1K LED 2 Main power ON pulse signal is out from LEV for 17 sec If LEDs do not turn on or are in on state continuously then driving circuit is abnormal LEV locking 1 LEV is locked in no load state the driving motor rotate Replace LEV Indoor and clicking sound always occurs Outdoor unit LEV Motor coil 1 Check the resistance between coil terminal Replace LEV Outdoor short or red white red yellow red orange red blue unit misconnection 2 If the estimated resistance value is in 52 30 then the LEV is normal 1 Check the resistance between coil terminal Replace LEV Indoor brown white brown yellow brown orange brown blue unit 2 If the estimated resistance value is in 150 100 then the LEV is normal Full closing 1 Operate indoor unit with FAN mode and operate another If the amount of Indoor valve leakage indoor unit with COOLING mode leakage is much unit 252 murri Trouble Shooting Guide Checking Method for Key Components 2 4 3Phase Bric Internal circuit diagram Appearance 1 Unplug the terminal of electrolytic capacitor from the terminal of 3phase bridge diode 2 Set the multi meter to resistance mode Check and estimate the resistance between each pair of terminal U V W U V
331. ocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 15 88 5 8 15 88 5 8 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 19 41 9 19 41 9 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 38 35 32 41 39 37 40 37 35 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 40ft 189 378 189 378 72 144 Notes 1 Capacities are based on the following conditions Cooling Heating 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7
332. odel LRUN509T0 LRUN609T0 LRUN809T0 LRUN1009TO LRUN1209T0 LRUN1409TO Product Charge kg 5 5 10 10 10 10 CF Correction Factor kg 0 0 1 1 1 1 Connectable No of Indoor Units 6 8 13 16 16 16 Net Weight kg Ibs 150 330 7 150 330 7 300 661 4 300 661 4 300 661 4 300 661 4 806 x 1555 790 806 x 1555 x 730 1280 x 1555 x 730 1280 x 1555 x 790 1280 x 1555 x 730 1280 x 1555 x 730 3176124287 B1 7x612x287 12 38 B04x612x287 6040249879 504x612x287 Pipe Connections Liquid Pipes mm inch 9 52 3 8 9 52 3 8 12 7 1 2 12 7 1 2 12 7 1 2 12 7 1 2 Gas Pipes mm inch 19 05 3 4 22 2 7 8 28 58 11 028 58 11 28 58 11 28 58 11 8 Unit 2 Outdoor Units System HP 16 18 20 22 24 26 Model LRUN1609TS0 LRUN1809TSO LRUN2009TS0 LRUN2209TS0 LRUN2409TS0 LRUN2609TSO LRUN809TSO LRUN1009TSO LRUN1009TSO 209750 LRUN1209TS0 LRUN1409TSO LRUH809TS0 LRUH809TSO LRUH1009TSO LRUH1009TSO LRUH1209TS0 LRUH1209TS0 Product Charge kg 10x2 10x2 10x2 10x2 10x2 10x2 CF Correction Factor kg 2 2 2 2 2 1 Max Connectable No Indoor Units 20 20 20 22 24 26 Net Weight kg Ibs 300 661 4 x 2 300 661 4 x 2 300 661 4 x 2 300 661 4 2 300 661 4 2 300 661 4 x 2 Dimensions W x H x D mmi inch 1280 x 13651 730 x2 1280x 1555 x 730 x2 1280 x 1955 x 730 1280x1555 x 730 x2 4280 x 1555 x 730 x2 1280x 1555x730
333. ol LEV LEV Power cable mm CV2 0 x 3C CV2 0 Xx 3C Transmission cable mm CVV SB 1 25 x 2C CVV SB 1 25 x 2C Front Panel Position R Mirror M Metal B Blue D Wood W White C Cherry Stuffing Quantity Without S parts 20 40ft 231 490 231 490 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 125 Specifications 1 260HZ 1 2 1 Cooling Only Cooling Only 60Hz Model Unit LRNNO76SU 0 LRNNO96SU 0 LRNN126SU 0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 363 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 mm 1030 290 153 1030 290 153 1030 290 153 inch 40 6 11 4 6 1 40 6 11 4 6 1 40 6 11 4 6 1 Coil Rows x Columns x 2712519 2712519 2712519 m 0 13 0 13 0 13 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Motor Output W 8 8 15 Runn
334. oling kW 4 6 5 7 7 1 8 9 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 77 87 77 87 77 87 110 Number of Revolution r p m 3472 3472 3472 3472 3500 Motor Output x Number W 4309x1 4309x1 4309x1 430945700 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 2325 10 2325 10 2325 10 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x1 291x1 291x1 291x2 Air Flow Rate High cmm 90 90 90 90x2 cfm 3177 3177 3177x2 3177x2 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 9 52 3 8 9 52 3 8 12 7 1 2 12 7 1 2 Gas Pipes mm inch 19 05 3 4 22 2 7 8 028 58 1 1 8 028 58 1 1 8 Dimensions W H D mm 806 1555 730 806 1555 730 806 1555 730 1280 1555 730 inch 31 7 61 2 28 7 31 7 61 2 28 7 31 7 61 2 28 7 50 4 61 2 28 7 Net Weight kg 150 150 150 300 lbs 330 7 330 7 330 7 661 4 Power Supply Cable mm CV 5 5X5C CV 5 5X5C CV 5 5X5C CV 8X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply V Hz 3 380
335. olystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 Drain Pipe ID mm 20 0 20 0 Net Weight kg Ibs 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 43 40 37 45 42 39 Power Supply V Hz 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Color White White Stuffing Quantity Without S parts 20 40ft 102 219 102 219 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 91 Installstion B 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermi
336. om main component failure 247 2 Checking Method for Key Components 21 made 248 2 2 Fan MOIOL smerende us c vum a ass 249 2 3 Linear Empansion Valve 250 2 4 3Phase Bridge Diode 253 2 5 IPM Integrated Power 1 254 2 6 aug 255 3 Self diagnosis function 257 246 mur V ews Trouble Shooting Guide The phenomena from main component failure 1 The phenomena from main component failure The phenomena from main component failure Component Phenomenon Cause Check method and Trouble shooting Not operating Motor insulation broken Check resistance between terminals and chassis Strainer locking Service necessary Compressor Oil shortage Open drain cock and check oil Stop during running Motor insulation failure Check resistance between terminals and chassis Loud noise during Phase sequence fault Check wiring R S T sequence or Inter running change last two phase connection High pressure error Motor failure Check the outdoor fan operation after being Outdoor at cooling Bad ventilation around turned the Outdoor Unit off for some time fan
337. on 46 muur V ews Indoor Unit Operation detail 3 Operation detail B Time Delay Safety Control 5sec Vertical air flow direction control louvers open in 5 seconds to prevent noise between louvers and wind 5sec The 4 way valve is ceased for 5 sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode when compress is off While compressor is running it takes 3 5 seconds to switch B Auto Swing Control This function is to swing the louver up and down automatically Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control B Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature COMP ON SET TEMPERATURE 0 5 COMP OFF SET TEMPERATURE 0 5 More than More than 6 3 minutes 3 minutes INDOOR FAN Selecting Selecting si Selecting fan speed fan speed fan speed Service Manual 47 Operation detail B Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following
338. on 1 4min after control begins Service Manual 209 Function 2 3 3 Equalizing control of compressors B Equalizing control about sub unit which no compressor operates No equalizing control works B Equalizing control about sub unit which one compressor operates 1 Current compressor works for 2 min after oil equalizing control begins 2 Current compressor stops after 2 min 3 The other compressor work after the one compressor stops for 2 min 4 The compressor working is changed after ending of oil equalizing control B Equalizing control about unit which two compressor operates 1 One compressor stops at beginning of oil equalizing control according to compressor stage table stage 1 down 2 Sub unit works with only one compressor for 2 min 3 Current operating compressor stops after 2 min 4 The other compressor runs for 2 min 5 After 2 min two compressors start to work after ending operation stage up B Equalizing control about inverter compressor 1 Inverter compressor keep 30Hz operation during constant compressor operation 2 Frequency increases 80Hz after 1min 3 Inverter compressor decrease frequency to 40Hz after ending operation Equalizing control change condition Any Indoor unit s operation mode is changed to thermo off state After equalizing control is changed alternate equalizing control begins Alternate equalizing control it controls each compressor to turn on and turn off one by one for 2 min pe
339. oor Unit heat exchanger Open or short of Sub2 Outdoor Unit heat exchanger temper 1 3 5 temperature sensor front side ature sensor front side 3Units 3Units Sub2 Outdoor Unit heat exchanger Open or short of Sub2 Outdoor Unit heat exchanger temper 1 3 6 temperature sensor rear side ature sensor rear side 3Units 3Units 11317 Sub2 Outdoor Unit liquid pipe Open or short of Sub2 Outdoor Unit liquid pipe temperature temperature sensor 3Units sensor 3units Sub2 Outdoor Unit excessive cooling Open or short of Sub2 Outdoor Unit excessive cooling inlet 1 3 8 inlet temperature sensor 3Units temperature sensor 3units Sub2 Outdoor Unit excessive cooling Open or short of Sub2 Outdoor Unit excessive cooling outlet 1 3 9 outlet temperature sensor 3Units temperature sensor 3units Sub2 Outdoor Unit High Pressure Open or short of Sub2 Outdoor Unit High Pressure sensor 1 410 i 4 sensor 3Units 3units 11411 Reverse connection of the 5 Misconnection or disconnection of R S T Power line of Sub2 Power line of Sub2 Outdoor Unit Outdoor Unit Transmission related error between If failing to receive signal of the central control part from the 1 4 2 Outdoor Units Main Outdoor Unit main control part Sub2 Outdoor Unit Units 1 413 High Pressure of Sub1 Outdoor Unit Compressor Off by excessive increase of Sub1 Outdoor Unit High Pressure 260 mur Trouble Shooting Guide Self diagnosis function
340. oor Units 14 4 Nomenclature 15 AT door UNE Annen 15 4 2 Outdool UDll uoto eicere 15 5 Outdoor Units Information 16 10 mur V es E 1 Model Names 1 1 Indoor Un Model Names Capacity Btu h kW Category Chassis Name 7k 9k 12k 18k 21K 24k 28k 36k 38k 42k 48k 2 1 2 6 3 5 5 3 6 2 7 0 8 2 10 6 11 1 12 3 14 1 SR 076SRA0 096SRAO 126SRA0 Wall Mounted 072SRA0 092SRA0 122SRA0 General ST 1865 0 1825 0 76500 096500 126500 1969 246530 SU 570 002500 1225050 122990 242590 965 126SP 0 ART COOL ARTCOOL SP 126SV 0 186SV 0 ART COOL Wide SV 090 1825100 076 096TCAO 126TCA0 T TC 092TCA0 121040 Ceiling TE 126 0 186TEAO Cassette 4 Way 122TEA0 182TEAQ TD 216TDA0 246TDAO 286TDAO 366TDAO 386TDAO 426TDAO 486TDA 212TDA0 242TDAO 282TDA0 362TDAO 382TDAO 422TDA0 482TDAO BH 186 216BHAQ 246BHA0 182BHA0 212BHA0 242BHA0 286BGA0 366BGA0 386BGA0 426BGA0 Ceiling mgn stali BG 2828GAD 362BGA0 3828GAO 4228GAD Concealed e BE 486BEAD 482BEA0 0768700 096BTGO 126BTGO Low Static 072800 109
341. oor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 185 Specifications 1 1 2 Heat Pump 380V Heat Pump 50Hz HP 5 6 8 10 Model Name Combination Unit _ LRUN508TO LRUN608TO LRUN808T0 LRUN1008TO Independent Unit LRUN508T0 LRUN608TO LRUN808T0 LRUN1008T0 Capacity Cooling W 14 000 16 000 22 400 28 000 kcal h 12 000 13 800 19 300 24 100 Btu h 47 800 54 600 76 400 95 500 Heating W 15 800 18 000 25 200 31 500 kcal h 13 600 15 500 21 700 27 100 Btu h 53 900 61 400 86 000 107 500 Input Cooling kW 46 5 7 7 8 9 Heating kW 5 1 6 1 6 8 8 6 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 77 87 77 87 110 77 87 110 Number of Revolution r p m 3472 3472 3472 2900 3472 2900 Motor Output x Number W 4309x1 4309x1 4909 4900 4309 4900 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type S
342. operates in cooling mode at high speed fan regardless of room tem perature and resets in 18 1 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds If you want to stop the operation re press the button Service Manual 171 Operation Details B Auto restart In case the power comes on again after a power failure Auto Restarting Operation is the function to oper ate procedures automatically to the previous operating conditions E Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control E Protection of the evaporator pipe from frosting If the indoor pipe temp is below 0 C in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting e When the indoor pipe temp is 7 C or higher after min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature E Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key
343. os NIS Iva 2 NI 8 ae me ino E TAR db ZONO SINO 3 2 N29 i i en 5 AN9A sono 0 SN3 NO ba HA bial la bd 8 cr SIND n SIND asn Zino VSLE NOSZ vst asna H gt uOLOV3H 30010 3 88 INVHOVIG HOOGLNO 232 V ews Outdoor Unit iring Diagrams 3 2 I AN 5 LINN HOOQNI 40 39018 TYNINHAL n diNOO 03395 319NIS EONO zor ON ZONO VIND BEND GEND svo Q mams zopa En 8 NI OS ol E 1 39 8 59 EN ono 58 SEP OLH t E J 20ND Won SOND AM OND vst asna H E ZHOS OV 086 wel ia pv na ya 1511 Ha NIL S H VOE A009 asna 19 GEND IEND 8 9 MSI anum 1n
344. outdoor heat exchanger Remove obstacles around the Outdoor Unit Heating failure fre connector contact Check connector quent defrosting No operating sound Coil failure Check resistance between terminals Outdoor at applying power Heating failure LEV clogged Service necessary Frozen outdoor heat exchanger part Low pressure error LEV clogged Service necessary or discharge temper ature error When system fault occurs the error code is displayed at Indoor Unit display or remote control display the trou ble shooting guide is in the service manual Service Manual 247 B 2 Checking Method for Key Fompornents 2 1 Compr Check and ensure in following order when error related with the compressor or error related with power occurs during operation No Checking Item Symptom Countermeasure 1 Is how long power on during 1 Power on for 12 hours or more Go to No 2 operation 2 Power on for 12 hours or less Go to No 2 after applying power for designated time 12 hours 2 Does failure appears again 1 The compressor stops andsame Check IMP may fail when starting operation error appears again Method to measure insulation 2 If output voltage of the inverter is Check coil resistor and insula resistance stably output 1 tion resistor If normal restart the unit If same symptom occurs replace the compres sor Insulation resistor 2MW or more Coil resistor U V 1 30 7 0 V
345. outside force of the cablemay not be applied orate with age to the terminals Inadequate connection and fastening may gen If the base collapses the air conditioner could erate heat and cause a fire fall with it causing property damage product failure or personal injury Install and insulate the drain hose to ensure that water is drained away properly based on the installation manual A bad connection may cause water leakage Be very careful about product transportation Only one person should not carry the product if it weighs more than 20 kg Some products use PP bands for packaging Do not use any PP bands for a means of transportation It is dangerous Do not touch the heat exchanger fins Doing so may cut your fin gers When transporting the Outdoor Unit suspending it at the specified positions on the unit base Also support the Outdoor Unit at four points so that it cannot slip sideways 8 MULTI Safety Precautions Safely dispose of the packing materials Turn on the power at least 12 hours before starting operation In case of outdoor temperature 5 C below e Packing materials such as nails and other metal or Starting operation immediately after turning on wooden parts may cause stabs or other injuries the main power switch can result in severe Tear apart and throw away plastic packaging bags damage to internal parts Keep the power switch so that children may not play
346. p it in a place easily accessible to the user for future reference
347. pared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 C or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 C lt Intake Air Temp 225 24 lt Intake Air Temp lt 26 C gt Intake Air Temp 1 C 22 C lt Intake Air Temp lt 24 C 2 Intake Air 0 5 G 18 C lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation Service Manual 169 Operation Details 3 Fuzzy Operation for Heating According to the setting tem
348. pecifications aer 1 1 1 Cooling Only Cooling Only BOHz Model Unit LRNV186VBAO LRNV246VBAO W 5 300 7 000 Cooling Capacity kcal h 4 557 6 019 Btu h 18 084 23 885 W Heating Capacity kcal h Btu h oor un mm Galvanized Steel Plate Painting Galvanized Steel Plate Painting HEISE inch 1200 615 205 1200 615 205 Coil Rows x Columns x 47 2 24 2 8 1 47 2 24 2 8 1 Face Area m 2 12 18 2 12 18 Type Cross Flow Fan Cross Flow Fan Motor Output W 27 32 Running Current A 0 23 0 27 Fan Air Flow Rate H M L cmm 13 5 12 11 16 1 14 12 cfm 477 424 389 569 495 424 Drive Direct Direct Speed control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling Microprocessor Thermostat for cooling Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 015 88 5 8 015 88 5 8 Drain Pipe ID mm 20 0 20 0 Net Weight kg Ibs 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L dBA 3 43 40 37 45 42 39 Power Supply V Hz 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Color White White Stuffing Quantit
349. perature selected by Fuzzy rule when the intake air temp is 3 C or more above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp Compressor OFF Temp D Setting Temp 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 20 CxIntake Air Temp 2 Intake Air Temp 0 5 C Intake Air Temp lt 20 C 220 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control E On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues E Off Timer Operation When the set time is reach
350. pply Cable mm CV 8X5C CV 8X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QiVIHz 3 380 60 3 380 60 3 380 60 3 380 60 Notes Conversion Formula Kcal h kW x 860 Btu h kW x 3412 m min x 35 3 192 murri V ews Outdoor Unit Specifications 380V Cooling Only 60Hz HP 20 22 24 26 Model Name Combination Unit LRUV2009TSO LRUV2209TSO LRUV2409TSO LRUV2609TSO Independent Unit LRUV1009TSO LRUV1209TSO LRUV1209TSO LRUV1409TSO LRUC1009TSO LRUC1009TSO LRUC1209TSO LRUC1209TSO Capacity Cooling 56 000 61 600 67 200 72 800 kcal h 48 200 53 000 57 800 62 600 Btu h 191 100 210 200 229 300 248 400 Heating W 5 kcal h Btu h Input Cooling kW 17 8 20 7 23 6 25 7 Heating kW Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 3 77 87 110 3 77 87 110 3 77 87 110 3 Number of Revolution r p m 3472 3500 3500 3500 3472 3500 3500 3500 3472 3500 3500 3500 3472 3500 3500 3500 Motor Output
351. r 1 compressor 210 muur V ews Outdoor Unit Function 2 4 Stopping operation 2 4 1 Stopping operation on cooling mode Component Operation Note Inv Compressor 0Hz Sub unit s Off _ compressor Fan 0Hz gt Main LEV Full open After 15 min from stop min 4way valve Off Off Subcooling LEV Full open After 15 min from stop min Hot gas bypass On After 15 min from stop Off 2 4 2 Stopping operation on heating mode Component Operation Note Inv Compressor 0Hz Sub unit s Off _ compressor Fan 0Hz Main LEV Full open After 15 min from stop min 4way valve On After 15 min from stop off Subcooling LEV Full open After 15 min from stop min Hot gas bypass On After 15 min from stop Off Service Manual 211 Function 2 4 3 Stopping operation of sub units when only main unit operates Component Operation Sub unit s off compressor D Fan epends on main unit fan frequency Main LEV Full Op cool SH control heating 4way valve Same state to main unit Hot gas bypass Normally Off Subcooling LEV Subcooling control cooling min pulse heating 212 murri V ews Outdoor Unit 3 Protection 3 1 Pressure protection control 3 1 1 Pressure control on cooling mode High pressure control Function Hot gas Pressure range Compressor Fan bypass Pc
352. r piping tem perature will be reached at 28 112 MuuriV ews Indoor Unit Operation Details 3 Operation Details DISPLAY Operation Indicator On while in appliance operation off while in appliance pause Sleep Timer Indicator On while in sleep timer mode off when sleep timer cancel or appliance operation pause Timer Indicator On while in timer mode on off off when timer mode is completed or canceled Defrost Indicator Off except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temperature the compressor and the out door fan stop When it reaches 0 5 C above the setting temperature they start to operate again Compressor ON Temperature D Setting Temperature 0 5 C Compressor OFF Temperature gt Setting Temperature 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Soft Dry Operation Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temperature is automatically set according to the intake air temperature 26 C lt Intake Air Temperature 2 25 24 C lt Intake Intake Air Temperature lt 26 C 2
353. r with side louvers closed at extremely high speed for 60 minutes setting the room temperature automatically to 30 C 152 MunuriV ews Indoor Unit Operation Details B Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed f you want to stop operation re press the button Room temperature gt 24 C 21 C lt Room temperature 24 C Room temperature 21 C Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 C 23 24 While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation B Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 18 1 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button B Auto restart In case the power comes on again after a power failure Auto Restarting Operation is the function to oper ate procedures automatically to the previous operating conditions B Remote Control Operation Mode When the
354. re While in defrost control both of the indoor and outdoor fans are turned off E Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temperature at that moment as follows 24 C lt Inatake Air Temperature 2 Fuzzy Operation for Cooling 21 lt Inatake Air Temperature lt 24 C 2 Fuzzy Operation for Dehumidification Inatake Air Temperature lt 21 C 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 C or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compressor is turned on Compressor ON Temperature gt Setting Temperature 0 5 C Compressor OFF Temperature gt Setting Temperature 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperatur
355. re lt 26 C gt Intake Air Temperature 1 22 lt Intake Air Temperature lt 24 2 Intake Air Temperature 0 5 18 lt Intake Air Temperature lt 22 gt Intake Air Temperature Intake Air Temperature lt 18 C 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temperature is 3 C or more above the setting temperature the compressor is turned off When below the setting temperature the com pressor is turned on Compressor ON Temperature 2 Setting Temperature Compressor OFF Temperature 2 Setting Temperature 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 20 C lt Intake Air Temperature gt Intake Air Temperature 0 5 C Intake Air Temperature lt 20 C gt 20 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select th
356. re all sub units recognized communication lines or when applying power dip switch setup of main and sub unit Is the voltage of 4way valve connector 220V during heating mode Replace PCB Are coils of the 4way valve normal Replace coils part Is operation sound of 4way valve solenoid heard Replace the 4way valve there difference between high and low pressure more than 3 5kg when operating Replace the 4way valve Replace the 4way valve Service Manual 285 Self diagnosis function Compressor Start of check there difference between high pressure and low pressure after operation Check or reconnect power lines Is R S T power connection normal Yes No Yes No Replace the PCB S signal normally applied from the PCB Is current value normal when operating the compressor No Yes Is the direction of 4way valve normal Yes Check or replace 4way valve Replace the compressor there difference between high pressure and low pressure after aperation Replace the compressor Yes No failure of compressor 286 murri Trouble Shooting Guide Outdoor Unit LEV Start of check Do you feel initialization vibration when applying initial power No Yes there temperature Yes rear end of LEV
357. re off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C lt Inatake Air Temp 2 Fuzzy Operation for Cooling 21 lt Inatake Air Temp lt 24 C 2 Fuzzy Operation for Dehumidification Inatake Air Temp 21 C 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 C or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 C Intake Air Temp D 25 C 24 C lt Intake Air Temp lt 26 C gt Intake Air Temp 1 C 22 C lt Intake Air Temp lt 24 C gt Intake Air Temp 0 5 C 18 C lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C D 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are com
358. remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control B Protection of the evaporator pipe from frosting If the indoor pipe temperature is below 0 C in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temperature is 7 C or higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature B Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key is input by the remote control the long beep sounds When a key is input by the remote control while the slide switch on the main unit of the appliance is on the forced operation position the error sound beep beep beep beep beep is made 10 times to indicate that the remote control signal cannot be received Service Manual 153 Display Function 4 Display Function Operation Indicator D Cooling Soft Dry Fan Heating Sleep Timer Indicator Ww Sleep Mode m Timer Indicator Timer Mode Defrost Indicator Hot start Defrost 154 muur V ews Indoor Unit Dime
359. rene Foamed polystrene Foamed polystrene Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 29 52 3 8 29 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 019 05 3 4 Drain Pipe OD mm 32 0 32 0 32 0 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 41 38 36 42 40 38 43 41 39 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Panel Color White White White Stuffing Quantity Without S parts 20 4 0ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor temp 20 C 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities Heating 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412
360. rev 77 87 110 110 110 x2 77 87 110 110 110 x2 77 87 110 110 110 x2 Number of Revolution r p m 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 Motor Output x Number W 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 Starting Method Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291 2 271 4 291 2 271 4 291 2 271 4 Air Flow Rate High cmm 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Discharge Side Top Top Top Top Pipe Connctions Liquid Pipes mm inch 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 44 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x3 1280 1555 730 x3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 05 661 4 3 661 4 3 661 4 3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 Control L E V L E V L E V Power Supply V Hz 3 380 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outd
361. rflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automatically set according to the intake air temperature 26 C lt Intake Air Temp 2 25 24 lt Intake Intake Air Temp lt 26 C 2 Intake Air 1 C 18 lt Intake Intake Air Temp lt 24 C gt Intake Air Temp 0 5 C Intake Air Temp lt 18 C gt 18 While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temp is between compressor on temp and compressor off temp 10 min dehumidifica tion operation and 4 min compressor off repeat Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp 2 Setting Temp 0 5 C e In 10 min dehumidification operation the indoor fan operates with the low airflow speed Service Manual 167 Operation Details E Heating Mode Operation When the intake air temp reaches 3 above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting Temp 3 C While in compressor on the indoor fan is off when the indoor pipe temp is below 20 C when above 28 C it operates with the low or setting airflow speed When
362. rk to be carried out comfortably 250mm or more Service Manual 221 Dimensions 3 2 3 Outdoor Unit W mm inch 1280 50 4 H mm inch 1555 61 2 D mm inch 730 28 7 L1 mm inch 1479 58 3 L2 mm inch 700 27 6 L3 mm inch 690 27 2 L4 mm inch 900 35 4 L5 mm inch 10 0 4 L6 mm inch 705 27 8 L7 mm inch 48 1 9 L8 mm inch 28 1 1 2 Notes 1 High of walls in case of pattern1 Front side 1500mm Suction side 500mm If the above wall heights are exceeded then h1 2 and h2 2 should be added to the front and suction side service spaces respectively as shown in the following figure When installing the units the most appropriate pattern should be selected from those shown In order to obtain the best fit in the space available always bear in mind the need to leave enough room for a person to pass between units and wall and for the air to circulate freely Your layout should be taken account of the possibility of short circuits The Units should be installed to leave sufficient space at the front for the on site refrigerant piping wor
363. ropeller Fan Motor Output x Number W 291 2 271 4 291 2 271 4 291 2 271 4 Air Flow Rate High cmm 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Discharge Side Top Top Top Top Pipe Connctions Liquid Pipes mm inch 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 3 1280 1555 730 x3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 Control L E V L E V L E V Power Supply V Hz 3 380 60 3 980 60 3 980 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 66 2 F WB Outdoor temp 35 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412
364. rther B Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed f you want to stop operation re press the button Room temperature gt 24 C 21 C lt Room temperature 24 C Room temperature lt 21 Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 C 23 24 While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation Service Manual 133 Operation Details B Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room temperature and resets 18 1 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button B Auto restart In case the power comes on again after a power failure Auto Restarting Operation is the function to oper ate procedures automatically to the previous operating conditions Bi Air Cleaner Operation When an air cleaner function is selected during Air Conditioner operation Plasma air cleaner function will be operated while in an
365. s Set the up and down air discharge louver to open position horizontally by finger pressure Remove the securing screws To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 To remove the sensor housing connect earth connector amp step motor connector with sen sor holder Motor Evaporator amp P C B gO Motor LEV s ELI Connector Earth TT Conductor Display Connector Sensor Conductor Service Manual 121 Disassembly of the parts 2 To remove the Control Box Remove securing screws Pull the control box out from the chassis carefully 3 To remove the Discharge Grille Pull the discharge grille out from the chas sis carefully 4 To remove the Evaporator Remove screws securing the evaporator and the holder eva Unhook the tab on the right inside of the chassis at the same time slightly pull the evaporator toward you until the tab is clear x of the slot TIN 5 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross f
366. s of the system may be critically damaged Service Manual 295 296 mur Trouble Shooting Guide Appendix Service Manual 297 Position of the LEDO1Y in inverter board Position of the LEDO1Y in inverter board CRUN10080T Inverter board 298 mur Trouble Shooting Guide Resistance Temperature Table li Resistance Temperature Table Thermistor LNTA502HF Rmin Rcent Rmax DR DT C Rmin Recent Rmax DR 30 79 62 86 91 94 78 9 05 1 42 51 1 649 1 736 1 826 5 2096 1 39 29 75 02 81 79 89 08 8 92 1 41 52 1 587 1 672 1 760 5 28 1 42 28 70 71 77 00 83 76 8 79 1 40 53 1 527 1 610 1 697 5 36 1 45 27 66 67 72 51 78 79 8 66 1 39 54 1 470 1 552 1 636 5 44 1 48 26 62 89 68 31 74 14 8 53 1 38 55 1 416 1 495 1 578 5 5296 1 51 25 59 34 64 38 69 79 8 40 1 37 56 1 364 1 441 1 522 5 5996 1 54 24 56 00 60 69 65 71 8 27 1 36 57 1 314 1 389 1 468 5 67 1 57 23 52 88 57 24 61 90 8 15 1 35 58 1 266 1 340 1 417 5 75 1 60 22 49 94 54 00 58 33 8 02 1 33 59
367. stor Room temperature control Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Chaos _ Operation indication Lamps LED Lights up in operation Lights up in Sleep Mode Lights up in Timer Mode Lights up in Deice Mode or Hot Start Mode gt OKO Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Natural Air Control by CHAOS Logic The fan is switched to intermittent or irregular operation The fan speed is automatically switched from high to low speed Airflow Direction Control The louver can be set at the desired position or swing up and down right and left automatically Auto Operation The setting temperature indoor fan speed and desired operation made are automatically set by fuzzy rule Maintains the room temperature in accordance with the Setting Temperature Deice defrost control Heating Both the indoor and outdoor fan stops during deicing Hot start after deice ends Hot start Control Heating The indoor fan does not rotate until the evaporator piping temperature will be reached at 22
368. t Weight kg 300x3 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QIVIH 3 380 415 50 3 380 415 50 3 380 415 50 3 380 415 50 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 80 6 F DB 19 66 2 F WB Outdoor temp 35 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 189 Specifications 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m 380V Heat Pump 50Hz
369. t becomes lower than 39 the fan operates at low speed A point B Hot Start Control The indoor fan does not rotate until the evaporator piping temperature reaches 25 The operation diagram is as following PIPING TEMPERATURE 25 22 INDOOR FAN COMPRESSOR ON Selected Fan Low Fan Fan Stop 68 muur V uus Indoor Unit Dimensional Drawings 4 Dimensional Drawings LRNV186BHA0 LRNN186BHA0 LRNV182BHA0 LRNN182BHA0 LRNV366BGA0 LRNN366BGA0 LRNV362BGA0 LRNN362BGA0 LRNV216BHA0 LRNN216BHA0 LRNV212BHA0 LRNN212BHA0 LRNV386BGA0 LRNN386BGA0 LRNV382BGA0 LRNN382BGA0 LRNV246BHA0 LRNN246BHA0 LRNV242BHA0 LRNN242BHA0 LRNV426BGA0 LRNN426BGA0 LRNV422BGA0 LRNN422BGA0 LRNV286BGA0 LRNN286BGA0 LRNV282BGA0 LRNN282BGA0 LRNV486BEA0 LRNN486BEA0 LRNV482BEA0 LRNN482BEA0 a A et B h N A Q 71 J n lt Tn i i I I j G E lt a b a c gt q gt H Unit mm Model A B C D E F H J K a d e f h i j fk it 18 21 24BH 932 882 355 45 5 450 30 87 750 163 260 615 243 212 3 243 110 130 52 66 81 30 1585 28 36 38 42 BG 1232 1182 355 455 450 30 87 830 186 298 229 5 243 232 248 116 160 53 5
370. t the fan control board has defect 2 Replace both fan control board and the main board If starting is done it means that the main board has defect 3 If problems continue to occur even after counter measure of No 1 and No 2 it means that both boards has defect Service Manual 249 Checking Method for Key Components 2 3 Linear En Q DC 12V Driving circuit LEV L 4 5 Red 5 tere 94 White x 4 2 03 Yellow 3 2 LERI 000 3 92 Orange 1 2 4 22 j UL 01 Blue 1 gl Pulse signal output value and valve operation Output state Output g No 1 2 3 4 5 6 7 8 91 ON OFF OFF OFF OFF OFF ON ON 92 ON ON ON OFF OFF OFF OFF OFF 03 OFF OFF ON ON ON OFF OFF OFF 04 OFF OFF OFF OFF ON ON ON OFF Output pulse sequence In valve close state 1 gt 2 gt 3 gt 4 gt 5 gt 6 gt 7 gt 8 gt 1 In valve open state 8 gt 7 gt 6 543218 1 If LEV open angle is not change all of output phase will be OFF 2 If output phase is different or continuously in the ON state motor will not operate smoothly and start vibrating LEV valve operation At power ON open angle signal of 2000 pulses out put and valve position is set to If valve is operated smoothly no noise and vibration is occurred and if valve is closed noise occurs Valve open Angle
371. ted malfunction and the unit may be damaged forcibly or parts other than oo 99 those specified by LGE are used fire or explosion may Ce O result 4 MULTI V es Safety Precautions Ventilate before operating air conditioner Securely install the cover of control box and when gas leaked out the panel It may cause explosion fire and burn If the cover and panel not installed securely dust or water may enter the outdoor unit and fire or electric shock may result If the air conditioner is installed in a small room measures must be taken to prevent the refrigerant concentration from exceeding the safety limit when the refrigerant leaks Consult the dealer regarding the appropriate measures to prevent the safety limit from being exceed ed Should the refrigerant leak and cause the safety limit to be exceeded harzards due to lack of oxy gen in the room could result Operation Do not damage or use an unspecified power Use a dedicated outlet for this appliance cord There is risk of fire electric shock explosion or injury WEE Be cautious that water could not enter the product There is risk of fire or electrical shock Do not touch the power switch with wet hands There is risk of fire electric shock or product There is risk of fire electric shock explosion or damage injury Service Manual 5
372. terial Foamed polystrene Foamed polystrene Foamed polystrene Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 29 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 19 05 3 4 19 05 3 4 Drain Pipe ID mm 25 0 25 0 25 0 Net Weight ko lbs 38 83 8 38 83 8 38 83 8 Noise Level Sound Press 1 5m H M L dBA 3 42 40 38 44 42 40 46 44 42 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 95 191 95 191 95 191 Notes Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 55 Specifications Cooling Only 50Hz
373. termined time of defrost control is below 7 min heating mode operation continues without car rying out defrost control According to the procedure stated above the determination is made again When the defrost control time is 7 min or longer defrost control is then carried out While in defrost control the minimum temp of the indoor pipe is measured and it is compared with the pre sent temp of the indoor pipe to get the difference of the indoor pipe temperatures the present temperature of the indoor pipe the minimum temperature of the indoor pipe When the difference is 5 C or higher defrost control is completed and heating mode operation is carried out While in defrost control if the defrost time determined before the start of defrost control is completed defrost control stops and heating mode operation is carried out regardless of the above condition When the indoor pipe temp is 42 C or above defrost control is not carried out even if the condition is one of the defrost conditions above While in defrost control the compressor is on and the indoor fan the outdoor fan and the 4 way valve are off 168 V ews Indoor Unit Operation Details B Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve a
374. the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium 132 MuuriV ews Indoor Unit Operation Details B Chaos Swing Mode By the Chaos Swing key input the upper lower vane automatically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different lt Cooling Mode gt lt Heating Mode gt B Chaos Natural Wind Mode When the Chaos Natural Wind mode is selected and then operated the high medium or low speed of the airflow mode is operated for 2 15 sec randomly by the Chaos Simulation Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach fu
375. the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button E Protection of the evaporator pipe from frosting If the indoor pipe temperature is below 0 in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temperature is 7 and higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature B Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key is input by the remote control the long beep sounds Service Manual 117 Dimiensional Drawings B 4 Dimiensional Drawings LRNV076SRA L 0 LRNN076SRA L 0 LRNV072SRA L 0 LRNN072SRA L 0 LRNV096SRA L 0 LRNN096SRA L 0 LRNV092SRA L 0 LRNN092SRA L 0 LRNV126SRA L 0 LRNN126SRA L 0 LRNV122SRA L 0 LRNN122SRA L 0 LRNV186STA L 0 LRNN186STA L 0 LRNV182STA L 0 LRNN182STA L 0 Gi pal d GR Installation plate t m a 70mm Left rear piping 1 70mm Right rear piping More than T More than 5cm CHASSIS Grade Distance mm B D
376. the setting by the remote controller and the operation diagram is as following Intake Air Temperature COMP ON SET TEMPERATURE 0 5 C COMP OFF SET TEMPERATURE 0 5 C More than More than 3 minutes 3 minutes INDOOR FAN Selecting EON Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON B Cooling or Heating Mode with Sleep Mode Auto Operation When selecting the Cooling 3K or the Heating 0 combined with the Sleep Mode Auto Operation A the operation diagram is as following Cooling Mode with the Sleep Mode The setting temperature will be raised by 1 C 30minutes later and by 2 C 1 hour later The operation will be stopped after 1 2 3 4 5 6 7 hours Intake Air Temperature 30 minutes 30 minutes Y COMP ON SET TEMPERATURE 0 5 C COMP OFF SET TEMPERATURE 0 5 C More than More than 3 minutes 3 minutes INDOOR FAN Low Low Low Low Low COMPRESSOR ON OFF ON OFF ON m Heating Mode with the Sleep Mode The operation will be stopped after 1 2 3 4 5 6 7 hours Setting Temperature 3 C Compressor OFF Setting Temperature Compressor ON Indoor Fan Med Med Med Med Med Med Compressor ON OFF ON OFF ON OFF 94 mur V ews Indoor Unit Operation Details B Natural wind by CHAOS logic For more fresh feeling th
377. the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low CHAOS JET COOL Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The unit will be stopped after 1 2 3 4 5 6 7 hours Natural Air Control by CHAOS Logic The fan is switched to intermittent or irregular operation m Airflow Direction Control The louver can be set at the desired position or swing up and down automatically The fan is switched to low Cooling med Heating speed The fan speed is automatically switched from high to low speed Maintains the room temperature in accordance with the Setting Temp Defrost Deice control Heating Both the indoor and outdoor fan stops dur ing defrosting Hot start Control Heating The indoor fan does not rotate until the evaporator pipe temperature will be reached at 28 C 128 MuuriV ews Indoor Unit Operation Details 3 Operation Details 1 MAIN UNIT FUNCTION DISPLAY Operation Indicator ON while in appliance operation OFF while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator ON while in sleep timer mode OFF when sleep timer cancel or appliance operation pause Timer Indicator ON while in timer mode on off OFF when timer mode is completed or canc
378. ties are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 165 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Maintains the room temperature in accordance with the Setting Temp Starting Current Control Indoor fan is delayed for 5 sec at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low CHAOS Operation indication Lamps LED 0 2 gm 9 Receives the signals from the remote control Signal receiving sound two short beeps or one long beep Operation Indication Lamps D On Off Lights up during the system operation X Sleep Mode Lights up during Sleep Mode Auto operation Timer Lights up during Timer operation Defrost Mode Lights up during Defrost Mode or Hot Start operation Operation indication lamps Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Defrost Deice control Heating N
379. tion is one of the defrost conditions above While in defrost control the compressor is on and the indoor fan the outdoor fan and the 4 way valve are off 130 murs V ews Indoor Unit Operation Details B Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C lt Inatake Air Temp 2 Fuzzy Operation for Cooling 21 lt Inatake Air Temp lt 24 C 2 Fuzzy Operation for Dehumidification Inatake Air Temp 21 C 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 C or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automaticall
380. tion line 104 between outdoor units between outdoor units Short or fusing of communication line main outdoor unit Poor outdoor unit PCB 1 sub outdoor unit Power of outdoor unit is not applied Trouble shooting Flow s connection status of the communication line normal Check or reconnect communication lines Check power line of the outdoor unit Is power of the outdoor unit applied Yes Check or replace the outdoor unit PCB Service Manual 281 Self diagnosis function Fault diagnosis and Trouble shooting guide Error Display No Error Item Meaning Major Error Cause Communication error Communication error No connection of communication line between main PCB and between main PCB Short or fusing of communication line 105 P d it PCB fan PCB and fan PCB oor outdoor unit 108 Power input when the DC link capacitor discharges Trouble shooting Flow s communication ine between the main PCB and the fal PCB normal Check or reconnect communication lines Is the communication LED on Turn on a few minutes after power off Check or replace the main PCB the fan PCB 282 muLTiV rws Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Error Display No Error Item Meaning Major Error Cause Over current of outdoor Over
381. tor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 06 35 1 4 06 35 1 4 06 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 012 7 1 2 012 7 1 2 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 25 55 1 25 55 1 25 55 1 Noise Level Sound Press 1 5m H M L dBA 3 35 33 31 36 34 32 37 35 33 Power Supply V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Refrigerant Control LEV LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C CVV SB 1 25 X 2C Stuffing Quantity Without S parts 20 40ft 172 356 172 356 172 356 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 76 muur Indoor Unit 1 1 2 Heat Pump Specifications Heat Pump 50Hz Model Unit LRNNO76BTG Q 0 LRNNO96BTG Q 0 LRNN126BTG Q 0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942
382. tor Output 20 2 20 2 Running Current A 1 3x2 1 3x2 Fan Air Flow Rate H M L cmm 8 6 8 7 3 18 5 11 4 10 4 cfm 304 283 258 477 403 367 5 Drive Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 Drain Pipe ID mm 20 20 Net Weight kg Ibs 15 33 15 33 Noise Level Sound Press 1 5m H M L dBA 3 43 42 40 46 43 42 Power Supply 1 220 60 1 220 60 Refrigerant Control LEV LEV Power cable mm CV2 0 X 3C CV2 0 X 3C Transmission cable mm CVV SB 1 25 X 2C CVV SB 1 25 X 2C Front Panel Position M Metal B Blue D Wood Stuffing Quantity Without S parts 20 40ft 180 378 180 378 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capaci
383. trol Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Foamed polystrene Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 95 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Heating Difference of Zero Indoor temp 20 68 F DB 15 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Air Filter Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe ID mm 25 4 25 4 25 4 Net Weight kg Ibs 25 55 1 25 55 1 25 55 1 Noise Level Sound Press 1 5m H M L dBA 3 35 33 31 36 34 32 37 35 33 Power Supply 1 220 60 1 220 60 1 220 60 Refrigerant Control LEV LEV LEV Power ca
384. u FUSE CN LEV Off DISPLAY 250V AC T2A r s 21 H BUS A c BUS B F BR amp WH BK OO Or Oes Eee WENS 3 4 9 CNMAIN Q LIMIT SM1 E Si POWER O ONSTEP CNSTEP2 Z 24 INPUT TO OUTDOOR UNIT FORCED en eK MOTOR 1 _ MOTOR 2 3854A20315L CONNECTOR NUMBER SPEC COLOR DESCRIPTION CONNECTOR NUMBER SPEC COLOR DESCRIPTION CN POWER AC POWER SUPPLY BLACK AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR AC FAN MOTOR OUTPUT WHITE MOTOR OUTPUT OF PHASE CONTROL CN COM COMMUNICATION BLACK COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT STEP MOTOR BLUE STEP MOTOR OUTPUT FOR LEFT RIGHT CN U D STEP MOTOR WHITE STEP MOTOR OUTPUT CN TH1 ROOM PIPE SENSOR WHITE ROOM amp PIPE THERMISTOR CN TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR CN SUC STEP MOTOR FRONT GRAY FRONT PANEL STEP MOTOR CN HVB AIR PURIFIER BLUE AIRPURIFIER OUTPUT CN VFD DISPLAY WHITE DISPLAY OF INDOOR STATUS CN CON SAFETY CONNECTION GRAY SAFETY OF INDOOR STATUS CN AC DC AC DC CONNECTION GRAY CONNECTION BETWEEN AC PCB AND DC PCB 138 Indoor Unit Disassembly of the parts 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF To remove the Grille from the Chassis Hold up Inlet Grille Horizental
385. u h kW x 3412 Level Difference of Zero cfm m min x 35 3 Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve 126 V ews Indoor Unit 1 2 2Heat Pump Specifications Heat Pump 60Hz Model Unit LRNN186S3 0 LRNN246S3 0 5 300 7 000 Cooling Capacity kcal h 4 557 6 019 Btu h 18 084 23 885 W 5 963 7 875 Heating Capacity kcal h 5 127 6 771 Btu h 20 345 26 870 m mm 1170 315 170 1170 315 170 06 inch 46 112 468 46 112 468 Coil Rows x Columns x 2 13 20 2 13 20 m 0 15 0 15 Type Cross Flow Fan Cross Flow Fan Motor Output 30 30 Running Current A 0 25 0 25 Fan Air Flow Rate H M L cmm 12 6 11 5 10 15 14 13 cfm 445 406 353 530 494 459 Drive Direct Direct Speed control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystrene Foamed polystrene Air Filter Resin Net washable Resin Net washable Safety Device Fus
386. uffing Quantity Without S parts 20 40ft 72 144 72 144 72 144 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 FJWB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 Service Manual 41 Specifications Cooling Only 60Hz Model Unit LRNV382TDA C O LRNV422TDA C O LRNV482TDA C 0 W 11 100 12 300 14 100 Cooling Capacity kcal h 9 544 10 578 12 126 Btu h 37 875 41 992 48 137 W 3 2 E Heating Capacity kcal h Btu h Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 840 840 290 840 840 290 840 840 290 Dimensions inch 33 0 33 0 11 4 33 0 33 0 11 4 33 0 33 0 11 4 Front Panel mm 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 2 12 21 2 12 21 2 12 21 Face Area m 20 26 20 26 20 26 Type Turbo Fan Turbo Fan Turbo Fan Motor Output 60 60 60 Running Current A 1 10 1 10 1 10 Fan Air Flow Rate H M L 28 26 24 32 5 30 28 1 34 5 32 5 30 cfm 989 919 848 1148 1060 993 1219
387. unction Replace coil Replace the valve Replace the valve Service Manual 291 Self diagnosis function Liquid Injection Valve Start of check Is operation noise heard when applying solenoid valve power Yes ls temperature different between both ends of the valve when the compressor discharge temperature is normal No No failure of liquid injection valve Constant Speed Outdoor Unit Fan Start of check Is the connector on the PCB board normally connected Yes Does the fan operate in load condition of more than 3096 heating operation No No failure of the fan motor of constant speed outdoor unit No No Replace coils Replace the valve No Reconnect the connector on the PCB board No 3096 cooling operation Yes Does the fan operate in load condition of more than Replace the fan motor 292 murri Trouble Shooting Guide Self diagnosis function Inverter Outdoor Unit Fan Start of check Is contact between IPM and PCB normal No Replace the fan IPM board Yes Does the fan operate No Does the fan operate No in load condition of more than 30 in load condition of more than heating operation 30 cooling operation Yes Yes No failure of outdoor unit fan Replace the fan motor Cooling Fan Start of check Reconnect the power line
388. ure Room temperature sensor THERMISTOR Room temperature control Maintains the room temperature in accordance with the Setting temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Chaos Operation indication Lamps LED D 7 0 88 Lights up in operation Lights up in Sleep Mode Lights up in Timer Mode Lights up in Deice Mode Indicate the setting temperature Health Dehumidification Operation Intermittent operation of fan at low speed Sleep Mode Auto Conirol The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Natural Air Control by CHAOS Logic The fan is switched to intermittent or irregular operation The fan speed is automatically switched from high to low speed Airflow Direction Control The louver can be set at the desired position or swing up and down automatically Auto Restart Although the air conditioner is turned off by a power failure it is restarted automatically to previous operation mode after power suply Deice defrost control Heating Both the indoor and outdoor fan stops during deicing Hot start after deice ends Hot start Control Heating The indoor fan does not rotate until the evaporato
389. ure lt 24 2 Intake Air Temperature 0 5 C Intake Air Temperature lt 18 C 2 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temperature is between compressor on temperature and compressor off temperature 10 min dehumidification operation and 4 min compressor off repeat Compressor ON temperature gt Setting Temperature 0 5 C Compressor OFF temperature gt Setting Temperature 0 5 C 10 min dehumidification operation the indoor fan operates with the low airflow speed Service Manual 149 Operation Details E Heating Mode Operation When the intake air temperature reaches 3 C above the setting temperature the compressor is turned off When below the setting temperature the compressor is turned on Compressor ON temperature gt Setting temperature Compressor OFF temperature gt Setting temperature 3 C While in compressor on the indoor fan is off when the indoor pipe temperature is below 20 C when above 28 C it operates with the low or setting airflow speed When the indoor pipe temperature is between 20 C and 28 C it operates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temperature is below 33 C when above 35 C it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation
390. vel Difference of Zero Heating Indoor temp 20 C 68 F DB 15 C 59 F WB Outdoor temp 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Btu h kW x 3412 cfm m min x 35 3 Service Manual 187 Specifications 380V Heat Pump 50Hz HP 20 22 24 26 Model Name Combination Unit LRUN2008TSO LRUN2208TSO LRUN2408TSO LRUN2608TRO Independent Unit LRUN1008TSO LRUN1208TSO LRUN1208TSO LRUN1008TRO LRUH1008TSO LRUH1008TSO LRUH1208TSO LRUH808TRO LRUH808TRO Capacity Cooling W 56 000 61 600 67 200 72 800 kcal h 48 200 53 000 57 800 62 600 Btu h 191 100 210 200 229 300 248 400 Heating W 63 000 69 300 75 600 81 900 kcal h 54 200 59 600 65 000 70 400 Btu h 225 000 236 500 258 000 279 500 Input Cooling kW 17 8 20 7 23 6 22 9 Heating kW 17 2 19 6 22 22 2 Casing Color WARM GRAY WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Scroll Maker LG LG LG LG Piston Displacement cm rev 77 87 110 3 77 87 110 3 77 87 110 3 77 87 110 5 Number of Revolution r p m 3472 2900 2900 2900 3472 2900 2
391. without notification 4 L E V Linear Expansion Valve Indoor temp 27 C 80 6 F DB 19 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Conversion Formula Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 36 muur Vrs Indoor Unit 2 1 2 Heat Pump Specifications Heat Pump 50Hz Model Unit LRNN126TEA C O LRNN186TEA C O LRNN216TDA C O W 3 500 5 300 6 200 Cooling Capacity kcal h 3 009 4 557 5 331 Btu h 11 942 18 084 21 155 W 3 938 5 963 6 975 Heating Capacity kcal h 3 385 5 127 5 997 Btu h 13 435 20 345 23 800 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Body mm 570 570 269 570 570 269 840 840 290 Dimensions W H D inch 22 4 22 4 10 5 22 4 22 4 10 5 33 0 33 0 11 4 Front Panel mm 670 670 30 670 670 30 950 950 30 inch 26 4 26 4 1 2 26 4 26 4 1 2 37 4 37 4 1 2 Coil Rows x Columns x FPI 21119 2 11 19 2 12 21 Face Area m 0 27 0 27 2 0 26 Turbo Fan Turbo Fan Turbo Fan Motor Output W 20 25 60 Running Current A 0 69 0 69 0 80 Fan Air Flow Rate H M L 11 10 9 13 12 10 18 15 9 13 9 389 353 318 459 424 353 636 562 491 Drive Direct Direct Direct Speed control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Micropr
392. x Number W 4309 5700 5700 5700 4309 5700 5700 5700 4309 5700 5700 5700 4309 5700 5700 5700 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x3 2325 10 2325 10 x3 2325 10 2325 10 x3 2325 10 2325 10 x3 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291x2 271x2 291x2 271x2 291x2 271x2 291x2 271x2 Air Flow Rate High cmm 90x4 90x4 90x4 90x4 cfm 3177x4 3177x4 3177x4 3177x4 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 019 05 3 4 019 05 3 4 019 05 3 4 022 2 7 8 Gas Pipes mm inch 038 1 1 1 2 38 1 1 1 2 038 1 1 1 2 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 2 1280 1555 730 2 12807 1555 730 x2 1280 1555 730 x2 inch 50 4 61 2 28 7 x2 50 4 61 2 28 7 2 50 4 61 2 28 7 x2 50 4 61 2 28 7 x2 Net Weight kg 300x2 300x2 300x2 300x2 05 661 4x2 661 4x2 661 4x2 661 4x2 Power Supply Cable mm CV 14X5C CV 14X5C CV 14X5C CV 14X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25X2C CVV SB 1 25X2C Refigerant Refigerant name R22 R22 R22 R22 Control L E V L E V L E V L E V Power Supply QIVIMWM 3 380 60 3 380 60 3 980 60 3 380 60 Notes 1 Capacities are based on the following conditions Cooling Indoor temp 27 C 80 6
393. x2 77 874110 110 110 x2 77 87 110 110 110 x2 77 874110 110 110 x2 Number of Revolution r p m 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 3472 2900 2900 2900 x2 Motor Output x Number W 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 4309 4900 4900 4900 x2 Starting Method Direct on Line Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2925 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x6 Fan Type Propeller Fan Propeller Fan Propeller Fan Propeller Fan Motor Output x Number W 291 2 271 4 291 2 271 4 291 2 271 4 291 2 271 4 Air Flow Rate High cmm 90x6 90x6 90x6 90x6 cfm 3177x6 3177x6 3177x6 3177x6 Drive Inverter Inverter Inverter Inverter Discharge Side Top Top Top Top Top Pipe Connctions Liquid Pipes mm inch 022 2 7 8 022 2 7 8 022 2 7 8 022 2 7 8 Gas Pipes mm inch 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 044 5 1 3 4 Dimensions W H D mm 1280 1555 730 x3 1280 1555 730 x3 1280 1555 730 x3 1280 1555 730 x3 inch 50 4 61 2 28 7 x3 50 4 61 2 28 7 x3 50 4 61 2 28 7 3 50 4 61 2 28 7 x3 Net Weight kg 300x3 300x3 300x3 300x3 lbs 661 4x3 661 4x3 661 4x3 661 4x3 Power Supply Cable mm CV 38X5C CV 38X5C CV 38X5C CV 38X5C Transmission Cable mm CVV SB 1 25 2 CVV SB 1 25X2C CVV SB 1 25 20
394. xpansion Valve cfm Conversion Formula Kcal h kW x 860 Btu h kW x 3412 x 35 3 200 mur V ews Outdoor Unit Specifications 380V Heat Pump 60Hz HP 36 38 40 Model Name Combination Unit LRUN3609TRO LRUN3809TRO LRUN4009TRO Independent Unit LRUN1209TRO LRUN1409TRO LRUN1609TRO LRUH1209TRO LRUH1209TRO LRUH1209TRO LRUH1209TRO LRUH1209TRO LRUH1209TRO Capacity Cooling W 100 800 106 400 112 000 kcal h 86 700 91 500 96 300 Btu h 343 900 363 100 382 200 Heating W 113 400 119 700 126 000 kcal h 97 500 102 900 108 400 Btu h 386 900 408 400 429 900 Input Cooling kW 35 4 37 5 39 5 Heating kW 33 35 36 8 Casing Color WARM GRAY WARM GRAY WARM GRAY Heat Exchanger Louver Fin Louver Fin Louver Fin Compressor Type Scroll Scroll Scroll Maker LG LG LG Piston Displacement cm rev 77 87 110 5 77 87 110 5 77 87 110 5 Number of Revolution r p m 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 3472 3500 3500 3500 x2 Motor Output x Number 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 4309 5700 5700 5700 x2 Starting Method Direct on Line Direct on Line Direct on Line Oil Type SUNISO 4GSI SUNISO 4GSI SUNISO 4GSI Oil Charge CC 2325 10 2325 10 x5 2325 10 2325 10 x5 2325 10 2325 10 x5 Fan Type Propeller Fan Propeller Fan P
395. y Without S parts 20 40ft 102 219 102 219 Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor temp 27 C 80 6 F DB 19 C 66 2 F WB Outdoor temp 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero 2 Capacities are net capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Kcal h kW x 860 Btu h kW x 3412 cfm m min x 35 3 88 muuriV ews Indoor Unit 1 1 2Heat Pump Specifications Heat Pump 50Hz Model Unit LRNN186VBAO LRNN246VBAO 5 300 7 000 Cooling Capacity kcal h 4 557 6 019 Btu h 18 084 23 885 5 963 7 875 Heating Capacity kcal h 5 127 6 771 Btu h 20 345 26 870 nom BE mm Galvanized Steel Plate Painting Galvanized Steel Plate Painting ied inch 1200 615 205 1200 615 205 Coil Rows x Columns x FPI 47 2 24 2 8 1 47 2 24 2 8 1 Face Area m 2 12 18 2 12 18 Type Cross Flow Fan Cross Flow Fan Motor Output W 27 32 Running Current A 0 23 0 27 Fan Air Flow Rate H M L 13 521 16 1 14 12 cfm 477 424 389 569 495 424 Drive Direct Direct Speed control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Mater
396. y key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation Service Manual 131 Operation Details 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temp is 3 C or more above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp Compressor OFF Temp D Setting Temp 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 20 CxIntake Air Temp 2 Intake Air Temp 0 5 C Intake Air Temp lt 20 C 220 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is
397. y operation mode with selecting the function The function is to be stopped while it is operating with selecting the function When an air cleaner function is selected during operation off The function will be only operated When inlet grille of air conditioner is opened during plasma operation High Voltage Generator H V B is to be stopped When inlet grille of air conditioner is closed during plasma operation High Voltage Generator H V B will be operated again B Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control E Protection of the evaporator pipe from frosting If the indoor pipe temp is below 0 C in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting e When the indoor pipe temp is 7 C or higher after min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Auto Clean Open the door on the remote control Press the Auto Clean Button Close the door on the remote control Now each time that you press the start stop button the Air condition er operates clean function automatically Display Luminosity The Display Luminosity can be adjusted by using the remote co
398. y selected according to the intake air temp at that time 26 C Intake Air Temp D 25 C 24 C lt Intake Air Temp lt 26 C gt Intake Air Temp 1 C 22 C lt Intake Air Temp lt 24 C gt Intake Air Temp 0 5 C 18 C lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C gt 18 C When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 C or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp gt Setting Temp 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 C lt Intake Air Temp 225 24 lt Intake Air lt 26 gt Intake Air Temp 1 C 22 C lt Intake Air Temp lt 24 C 2 Intake Air Temp 0 5 C 18 C lt Intake Air Temp lt 22 C gt Intake Air Temp Intake Air Temp lt 18 C 218 When the Fuzz

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