SERVICE MANUAL V:3.0
Contents
1. Outdoors uchon A VALVE DRVING Condensor Sensor nda Liquid 2 Gas Sensor CONTROL BOARD AUW 24U4SZ 60 5 ELECTRICAL DATA AC fan motor Liquid and Gas Sensor Electric expansion valve Outdoor suction coil Sensor Overload protection switch Discharge Sensor CONTROL BOARD AUW 36U4SA 61 5 ELECTRICAL DATA 4 way valve 4 way valve AC fan motor Communication SI IPM power EVER 151 xi Sir x Communication N zr L S 2 482607 02 Wawa ma Ra Nin lt E E Va 2 LM 1 I TE ak dy A i a EAT Suction Sensor High pressure switch Outdoor Sensor Discharge Sensor Low pressure switch coil defrost Sensor CONTROL BOARD AUW 48U6SP AUW 60U6SP 5 ELECTRICAL DATA AUW 18U4SZ1 AUW 24U4SA1 AUW 36U4SA1 63 5 ELECTRICAL DATA 4 way valve 4 Communication N E m ad 31 457507 02 Communication SI IPM power 1 ulia aa Cy SE Lrruen rae e RI Et Suction Sensor High pressure switch Outdoor Sensor Discharge Sensor Low pressure switch coil de2. 24 3 OUTLINES AND DIMENSION EMO Air Intake BINE Air Outlet jajbjejdje f gh i jj 9 000 669 20 805 222 835 228 242 294 378 405 25 156 202 214 203 24 28 3 OUTLINES AND DIMENSION Cassette type 18K 24K 36K 248 26 3 OUTLINES AND DIMENSION 48K 60K 298 3 OUTLINES AND DIMENSION Ceiling amp Floor Type Unit mm 18 24K 2 m 48K 60K ET 28 3 OUTLINES AND DIMENSION 3 2 0UTDOOR 18K AUW 18U4SG 52 DM LT 3 29 3 OUTLINES AND DIMENSION 18K MODEL AUW 18U4SZ1 24K MODEL AUW 24U4SZ Unt N 22225 220 2220 2 ee ee Ll 640 96 58 Outlet 2500mm 30 3 OUTLINES AND DIMENSION 24 amp 36K MODEL AUW 24U4SA1 AUW 36U4SA1 AUW 36W4SA r A 0 N Z NE lt lt mn 3 410 7 300mm 31 3 OUTLINES AND DIMENSION 48K amp 60K MODEL AUW 48U6SP AUW 60U6SP 1386 1366 8 416 5 32 4 Diagrams amp DATA 4 1 Piping Diagrams 18k type sensor Stop Valve Ambient temperature senen temperature
3. DEDEN Sep motor MOTOR cur 1 Maln control be cnt board Pm WATER Whe remote Nn EL er we FP OUT WPL Clutzade Tambal patel outdoor urit CNS co CNHAD Co CHIMEARTH 49 5 ELECTRICAL DATA OUTDOOR UNIT 18K AUW 18U4SG POWER ELECTRIC WIRING DIAGRAM 1466720 B TERMINAL FILTER INDUCTOR M BRN ORG 42 WAY VALVE AC L OUT FBRN AC N OUT CONNECTION TERMINAL PANEL NIN CNA 26 1 L CN28 2 M CN26 3 H CN26 4 N CN26 5 TT S ACNI5 L 5 1 LOUTIRL1 OVERLOAD NOUT CN1 N IN CN10 PROTECTOR DC CNB IRN 1 CAP CN13 EARTH CN3 DC CNS 3Lu N DC CN8 CN21 CN27 CN20 T GOIL T SUC TUT T Lig Gas T DISS EN SOK Ree RED WHT BLU Uu V W EARTH o k cn COMPRESSOR ONDENSER ill TS wr In ID YELIGRN TERMINAL ELECTRONIC EXPANSION 50 5 ELECTRICAL DATA AUW 18U4SZ1 EERE LJENI 20 Z1 6 eso POENI 3 0LN9 DJ LOZN2 100242 0 201 2 FOLNS OOLND Fel LAM Ose E
4. 57 5 3 Dip Switch Setting 7 77 7 66 5 4 Digital Display Switch of Outdoor 77777777755 55 5555 67 5 5 Static Pressure Setting only for duct type 69 5 6 Ambient Temperature Revise INDOOR 71 OChSOr Parameters 9 es 72 gt CONTROL MODE RnR 80 6 1 Indoor Control 99 Sas 80 6 2 Outdoor Control Mode 83 TROUBLE SHOOTING 86 POE us a DES 81 CHECKING COMPONENTS IE S 97 8 1 Check Refrigerant 97 8 2 Check Parts Upil 5 9 kiwi SSC ee Se eee eee ee 99 1 GENERAL 1 1 Features Duct Type Air Conditioner Features gt Save Installation Space The indoor unit can be installed inside the ceiling conveniently gt Optional Static Pressure 18k optional 10Pa 30Pa 24K 36K 50Pa 80Pa For AUD 24UX4SALH1 amp AUD 36UX4SAMH1 freely changed between1 80Pa 48K 60K 80Pa 120Pa static Pressure One unit mute optional installation method gt High Efficiency and Environment Friendly New Refrigerant R410A R410A can protect the environment and do
5. temperature sensor Indoor heat exchanger Stop Valve Indoor Y Compressor um strainer 4 Way Valve Jo _ Suction temperature sensor Accumulator 5 Electronic expansion valve 33 Outdoor 4 DIAGRAM amp DATA Coil temperature sensor eu strainer Ambient temperature sensor Outdoor heat exchanger c Defrost temperature sensor 24k amp 36K type Stop Valve Ambient temperature sensor Discharge D temperature 4 Way Valve Discharge Goil temperatu Switch sensor Suction Indoor heat exchanger Accumulator Compressor EN au OQ Stop Valve strainer Electronic expansion valve Indoor Outdoor 34 4 DIAGRAM amp DATA Ambient temperature sensor Outdoor Coil heat temperature exchanger sensor 6 Defrost temperature sensor strainer 4 DIAGRAM amp DATA 48K amp 60K Stop Valve O Ambient Ambient temperature temperature ponti uction sensor Sensor Pressure 4 Switch Discharge Son temperatu Switch Outdoor sensor Coil heat sensor Suction temperature Indoor
6. i Do Fas control board CHIA Wire remote F a WIRED controller CHANIN CNULIN CNS EARTH NOTE Fan motor connector in the diagram is the factory default configuration In actual use please select the right connector according to the the value of the static pressure 45 5 ELECTRICAL DATA AUD 24UASLH1 AUD 36UASMH1 Electric wiring diagram 1806500 Ceil termpesature sermar ATA AE Room temeerature sersar LIJCNI ROUM PAIS E MOTOR n Main control VEO i CHN16 Outside input UT NEUT E33 CH10 PM e CAI EJ HEAT Ch Wire remote WIRED COME controller panel euidaor unii CNN RED CNMNIN Ti BLU CHALI ERN CHIE YELEK VELGEN 46 5 ELECTRICAL DATA AUD 48UX4SHH AUD 60UX4SHH Electric wiring diagram 1812823 A Red canzecion 120PF a White connector EP a i Cul temperature sere Teu apear control board cun Wire remote WIRED CONE controller CNES CO RED CHARIN CALLIN RRM WIG CMHEARTE lt gt NOTE Fan motor connector in th
7. THI BA IS i1 z0 zN2 E OLA IZN looo ELAR 0 OPEN na IOHLINOO mems d HTA YUTNWK Ns ozna BEND 600 5 M PONS EH a 0 ENJ gt MIM _ A SR EEN eSI JLME U now DINO us BEND 1591 A EIND mm Ton unm opopo 29000 oo 000 000 oo LL p j Lor m m M A n x in LOLN2 OGLAS Ad 3 gt a 4 NWA IV g7 J TAA ipe gt 2 HOES Add SOLD Td 9891971 TAINS A rn 8 NHg wali TEMA BINNE BUMM 2141993 54 5 ELECTRICAL DATA AUW 36U4SA1 e e THIN SLL ER ral Ck iat hae ERKENT KORE I lil 4 DEN oo ol l l END OLON Had jXri 109 1 ong SGL MALE IH FENI LENS ZINO BEND SEND STNI SN ISL ILNI oo 0 MN IOHLNOO meme aomp me EN INSE E Er UN EEND 9 MIM EEND EEN
8. Refrigeration overload protection Exhaust temperature sensor fault AC voltage of high and low voltage protection fault Intake air temperature sensor fault Condenser entrance temperature sensor fault The outlet of the condenser temperature sensor fault The defrosting sensor fault Expansion valve A tube sensor fault Expansion valve B tube sensor fault Expansion valve C tube sensor fault Expansion valve D tube sensor fault Expansion valve A thick pipe sensor fault Expansion valve B thick pipe sensor fault Expansion valve C thick pipe sensor fault The outdoor coil temperature is too high to reach refrigeration temperature shutdown protection Exhaust temperature sensor short circuit or open circuit MUTI SPLIT TYPE Power input AC voltage is too low or too high Exhaust temperature sensor short circuit or open circuit Condenser entrance temperature sensor short circuit or open circuit The outlet of the condenser temperature sensor short circuit or open circuit The outlet of the condenser temperature sensor short circuit or open circuit MUTI SPLIT amp Inverter Expansion valve A tube sensor unitary types short circuit or open circuit Expansion valve tube sensor FOR MUTI SPLIT short circuit or open circuit outdoor Expansion valve C tube sensor FOR MUTI SPLIT short circuit or open circuit outdoor Expansion valve D tube sensor FOR MUTI SPLIT short circuit or open circuit o
9. 1 GENERAL gt Fault Self diagnose Function When there is something wrong with the air conditioner the micro computer could diagnose the faults which can be read from the display and is convenient for maintenance 1 GENERAL 1 2 Product Lineup m we lele fe 1 GENERAL 1 3 MODEL IDENTIFICATION 18 0 4 5 1 serial number K Outdoor Unit Indetification G Indoor Unit Indetification S Refrigement R410A F Refrigement R22 4 220V 240V 50HZ 1P 6 380V 415V 50HZ 3P X Wire Romote Controller R Wireless Romote Controller U DC Invert Heat Pump Type H Heat Pump Type C Cooling Only Cool Capacity 18x10 Btu h Type D Duct Type C Cassette Type V Ceiling amp Floor Type W Outdoor Unit Unit Air Conditioner 1 4 Product Picture Duct Type AUD 18UX4SGKL AUD 36UX4SAMH D gt AQ Outdoor n Ny 7 Y NS Y 2 N m 1 4 1 GENERAL AUD 24UX4SZLH E N SN AUD 48UX6SPHH AUD 48UX6SPHH 1 GENERAL AUD 18UX4SZKL1 AUD 24UX4SALH1 Model AUD 36UX4SAMHI Hisense EN NN u Mi 7 Jy Z Y Y AN lt SN m OB ZG gt Y NN 7 N
10. Hisense DC INVERTER AIR CONDITIONER SERVICE MANUAL vac WIN S AUD 18UX4SGKL AUD 24UX4SZLH AUD 36UX4SAMH AUD 48UX6SPHH AUD 60UX6SPHH AUD 18UX4SZKL1 AUD 24UX4SALH1 AUD 36UX4SAMH1 AUV 18UR4SZA1 AUV 24UR4SAA1 AUV 36UR4SAB1 AUV 48UR6SPC AUV 60UR6SPC AUC 18UX4SGAA AUC 24UX4SZEA AUC 36UX4SAEA AUC 48UX6SPFA AUC 60UX6SPFA AUC 18UR4SZAA1 AUC 24UR4SAEA1 AUC 36URASAEA1 Hisense Corporation Table of Contents Page GENERAL esa essere ree ss 1 SPECIFICATION 15 OUTLINES AND DIMENSIONS 24 INDOOR ses areata 24 ee OO e 29 DIAGRAMSDATA 33 4 1 Refrigerant Flow 33 4 2MAX Refrigerant Pipe Length and Height Difference 36 Diagrams lt lt lt Oe SSS queues unie 37 4 4Air flow and ESP Chart Diagrams for duct type 39 lt ELECTRICAL DATA ee oS Taree pa m 44 Set Electre lt 5 aa eee 44 5 2 Electric Control
11. Insulation resistance disqualification 5 STEP MOTOR 4 2 Test in resistance TOOL Multimeter Test the resistance of winding The stepper motor is fault if the resistance of winding O short circuit oree open circuit 6 FUSE Checking continuity of fuse on PCB ASS Y 1 Remove the PCB ASS Y from the electrical component box Then pull out the fuse from the PCB 55 Fig 1 Fuse PCB Ass Y Fig 1 2 Check for continuity by multimeter as shown in Fig 2 Fuse Fig 2 7 CAPACITOR 1 Remove the lead wires from the capacitor terminals and then place a probe on the Capacitor terminals as shown in Fig 3 2 Observe the deflection of the pointer setting the resistance measuring range of the multimeter to the maximum value 111 8 CHECKING COMPONENTS The capacitor is good if the pointer bounces to a great extent and then gradually returns to its original position The range of deflection and deflection time differ according to the capacity of the capacitor Compressor motor capacitor Fan motor capacitor Fig 3 112
12. Only for MUTI SPLIT 35 two upper and lower panel position detection switch is not in accordance with thereservation timing action Communication between Indoor and Outdoor Fault Only for MUTI SPLIT Ca Ca em The front panel fault is not in place 53 two upper and lower position detecting switch and also put in place or not in place ONLY FOR MUTI SPLIT amp VRF TYPES Ca nn ow dR Communication between Indoor amp Outdoor unit Fault BEDV Communication between Indoor amp Wiring remote controller Fault For VRF The indoor zero crossing detection fault ww ww Panel drive fault 55 Conflict Model Fault 74 two upper and lower panel position detection switch is not in accordance with there servation timing action m _ _ m _ a vF Cone Senor Fast 95 7 TROUBLE SHOOTING The water side entrance temperature sensor fault The water side entrance temperature sensor fault BEDV Communication between main control board amp Wiring remote controller Fault display on wiring remote controller Communication between main control board amp display board Fault displays on display board 96 8 CHECKING COMPONENTS 8 1 Check refrigerant system TEST SY
13. When the power supply is recovered after break all preset are still effective and the air conditioner can run according to the original setting gt Fault Self diagnose Function When there is something wrong with the air conditioner the micro computer could diagnose the faults which can be read from the display and is convenient for maintenance 1 GENERAL Ceiling amp Floor Air Conditioner gt Save Installation Space The indoor unit s thickness is only 230mm can be installed inside the ceiling conveniently gt Flexible Installation Options According to the actual installation space The indoor unit can be installed in the ceiling or on the floor One unit Two installation method gt High Efficiency and Environment Friendly New Refrigerant R410A R410A can protect the environment and do not harm to the ozone layer gt 24 hour Timer ON and OFF This Timer can be set to automatically turn the unit on or off within a 24 hour period gt Mute Operation The excellent fan design enable the airflow to be quiet and smooth with minimum noise gt Various Refrigerant Pipe Connect Methods The refrigerant pipe can be connect from 3 different directions rear right or top More methods more conveniently gt Recovery of Power Break When the power supply is recovered after break all preset are still effective and the air conditioner can run according to the original setting 4
14. to static pressure yes 4 way valve collude or compressor exhaust every ebb Check check valve and 4 way valve The pressure on the high side Recharge refrigerant after air purging with the vacuum pump Does the high pressure normal over again yes Air remaining at the refrigerant system yes Recharge refrigerant NO If the pressure is close to static pressure yes 4 way valve collude or compressor exhaust very ebb Remove the back panel see the capillary tube1 and capillary tube2 Is it defrosting The capillary tube blocked Unsolder the capillary tube ASS Y The capillary tube1 and capillary tube2 is blown by N Check heat exchanger and 4 way valve 98 8 CHECKING COMPONENTS 8 2 Check parts unit 1 INDOOR FAN MOTOR Duct type 18K YSK110 40 4 A HS16 BLACK 4 BLACK z GRAY TP ln 2 OuF GRAY 1 I YELLOW WHITE Mz BROWN 5 i 3 RED BLUE ORANGE 1 146 15 M2 33 15 9 43 15 0 1 63 15 2 23 15 119 15 99 8 CHECKING COMPONENTS AUD 24UX4SLH Y6S419C56 ORG E Rn BLUE BRN RED WHT BROWN BLUE 70 1 2 312 BROWN ORANGET 5 5 3 12 BROWNRED 19 3 OJ 512 RED WHITE 11 4 12 WHITE BLACK 16 1 2 412 AUD 24UXASLH1 DC MOTOR AUD 36UX4SMH1 DC MOTOR 100 8 CHECKING COMPONE
15. 16 1 5 16 lt 1 lt 25 2 5 25 lt 1 lt 32 4 32 lt 40 6 40 lt lt 63 10 63 lt 53 in the case that current exceeds 63A do not connect cables in series 38 4 DIAGRAM amp DATA 4 4Air flow and ESP Chart Diagrams for duct type 18K 18K Curve for 10Pa ESP 700 800 Air flow m3 h 18K Curve for 30Pa ESP 700 800 Air flow m3 h 39 4 DIAGRAM amp DATA 24K 24K Curve for 50Pa ESP ERE Hee EH HH HEB HE AN OLEN IN EN H OO ENGEN OON ENEN 800 900 1000 1100 1200 1300 1400 Air flow m3 h 24K Curve for 80Pa ESP a a 80 lt o ANTIN N Nee NUN 600 700 800 900 1000 1100 1200 1300 1400 1500 Air flow m3 h 40 4 DIAGRAM amp DATA 36K AC MOTOR 36K Curve for 50Pa ESP 1300 1500 1700 Air flow m3 h 36K Curve for 80Pa ESP 1200 1400 1600 1800 Air flow m3 h 41 4 DIAGRAM amp DATA 48K 48K Curve for 80Pa ESP j j NI oL oO 1 44 1900 2100 Air flow m h 42 4 DIAGRAM amp DATA 60K 60K Curve for 80Pa ESP 2100 2300 Air flow m h 60K Cur
16. 5 High efficient run function In Cool Dehumidification Fan mode press the SUPER to enter the refrigeration mode set the temperature automatically adjust to 18 C the Fan speed is powerful speed frequency of high frequency operation In the heating mode powerful function is invalid for H1 wireless remote controller 3 6 mute function only for H1 wireless remote controller In the indoor machine operation mode You may turn on mute function and turn off mute function by mute key The air conditioner will run by mute fan speed in mute mode 3 7 prevent cooling wind mode 81 6 CONTROL MODEL In the heating run to prevent the indoor fan from blowing cold air the indoor fan will stop or run slowly until the coil is warmth 3 8 blow waste heating and waste cooling function The heating mode remote shutdown such as indoor heat exchanger temperature is higher the wind blowing out opportunities continue to run the waste heat Cool and dehumidification mode after the compressor close indoor machine will continue to set the speed of operation for a period of time 3 9 automatically model This model does not automatically model function emergency button cannot set the automatic mode of operation can use the emergency switch shutdown remote setting the automatic mode of indoor machine with remote signal 3 10 Dehumidifying method Remote control setting dehumidifying mode indoor machine forced to run at low sp
17. 640 540 700 600 500 700 600 500 Hi Med Low Air circulation 30 1 80 30 1 80 Static Pressure Default Setting Pa 10 30 10 30 50 80 50 80 80 120 80 120 optional optional Operating control Wireless Remote control J1 05 E memes Weight Indoor Net Gross kg 24 28 32 37 43 51 24 28 32 37 38 43 50 58 50 58 16 2 SPECIFICATIONS 54 SOUND 61 SOUND 56 SOUND Indoor Hi Med Low dB A 41 43 49 43 51 49 53 49 53 POWER POWER POWER Noise lever 62 SOUND 65 SOUND 70 SOUND Outdoor Hi Med Low dB A 56 53 58 58 60 60 m E g m 12 127635 35 1588952 88 9 52 41588052 88 9 52 12 127635 35 1588052 88 9 52 1588952 88 9 52 1905952 05 9 52 1905952 05 9 52 Max refrigerant pipe Refrigerant piping length Max difference in level Connection method Signal wiring 4core x0 75 4core x0 75 4core x0 75 4core x0 75 4core x0 75 4core x0 75 4core x0 75 4core x0 75 Cooling 15 48 Ambient temp C Heating 10 24 17 2 SPECIFICATIONS Cassette type 32 400 Cooling 17 100 4 100 22 23 900 12 300 35 800 17000 21800 34100 41000 58000 200 7 500 27 300 Capacity s 6 1 8 7 2 8 2 2 5 10 11 0 8 05 138 56 37 500 Heating 19 100 6 100 24 28 000 10 400 47 100 600 8 500 34 100 Dehumidification 1 49 0 40 Cooling 2 3 0 40 3 6 3 07 0 4 4 2 1 552 5 095 Ra
18. 789 7 86 96 0529 056755 0649 816 79 5 ELECTRICAL DATA Rnom KO Rmax K O og 0493 05 059 87 oas 0324 oses s3 s32 na 0 3505 03 907 90 80 6 CONTROL MODEL 6 1 Indoor control mode 1 Major general technical parameters 1 Conditionings for operation Ambient temperatures 15 45 C relative humidity 45 85 2 Remote receiver distance 8 m 3 Remote receiver angle Less than 80 degrees 4 Temperature control accuracy 1 C 5 Time error Less than 1 6 The power supply for the air conditioner 18k amp 24k amp 36K a c 220V 240V 50HZ with its fluctuation in the range of 198V 253 V 48K amp 60K 380V 415V 50Hz with its fluctuation in the range of 305V 438V 2 Functions of the controller Control function 3 1 Emergency switch Press the emergency button can realize the starting or closing Machine starting up according to the automatic mode of operation 3 2 Operator machine communication Air conditioning and remote controller is provided with a temperature sensor remote controller on the temperature sensor to detect the default settings of room temperature at room temperature If the indoor control unit for long time have not received remote control signal will automatically switch to the air conditioner body temperature Sensor 3 9 Timer function 1 Timer on When set to start in a time
19. MO LOnONI CJ TTU 1111 900 00000 Sd N 00 418 S me mi SO Leva JILATOML2313 Mia END LANON d 9968191 218 TANWd 2 E NASA Q NOILOANNOD 0555 so ys 430 1 109 1 2ns L 5510 1 LZNO IND SLND 95940 1209 g JNO 9ZNO 000 ARCH ne dc LNV3 2 INI 509 8 TVNIW331 HAMOd x 942913 51 5 ELECTRICALDATA 24 AUW 24U4SZ POWER ELECTRIC WIRING DIAGRAM 1466882 TERMINAL FILTER INDUCTOR BRN ORG VALVE 7 il YELIGRN CONNECTION TERMINAL NIN LIN lt lt CN13 2 FG CN13 1 VDC CN13 6 c GND CN13 4 CN13 3 gt i SLAICN15 YEL GRN EN SHN CN16 Z SFB CN18 CN18 LOUT RL1 NOUT CN1 OC CNB 1 CAP CN204 EARTH CN3 VELIGRN DC 4CN9 NE e DC CNB8 103 V Wi CN21 CN22 CN23 CM20 CN100CN101N102 RED WHT BLU CN27 fu V Ww EARTH VENE COMPRESSOR ONDENSER 1 D YEUGRN
20. T s m w Rated Current L was a CT Cn 3 e T _ ewe pow 39 8 p a EER COP 3 33 3 31 3 04 3 10 3 02 3 33 3 21 3 64 3 21 3 61 DA131S1B 28FZ DA230S2C 31MT DA250S2C 30MT TNB306FPNMC LNB42FSAMC U V 2 806 U W 2 806 U V 2433 U W 2433 U V 2433 U W 2433 Compressor Winding resistance M 1 37 1 7 V W 2 651 at 25 C MITSUBISHI Brand GMCC GMCC MITSUBISHI ELECTRIC ELECTRIC Fanmotr YSK110 22 4 A HS24 SIC 70CW F1100 6 70CW F1 SIC 70CW F1100 6 6 SIC 70CW F1140 3 Y79423C032 Y79423C032 V W 2 304 at 25 V W 2 304 at 25 C 21 2 SPECIFICATIONS AUV 18UR4SZA1 AUV 24UR4SAA1 AUV 36UR4SAB1 AUV 48UR6SPC AUV 60UR6SPC 79 7 59 4 20 2 10 8 Winding resistance M 187A 245 60 33 143 M 209 4 A 245 60 33 143 M 75 A 97 5 M 79 7 A 59 4 20 2 108 at20 C YDK65 6 9024 YDK65 6 9024 ARW4401QH SIC 71FW D8121 1 SIC 71FW D8121 1 YDK65 6 9061 YDK65 6 9061 Outdoor Winding 83 1 23 4 2 14 1 6 83 1 23 4 2 14 1 35 63 5 231 5 168 78 36 2 51 5 109 2 59 1 85 8 resistance at20 C Speed 630 720 850 910 1030 1150 1080 1 160 1220 1000 1 100 1200 1000 1 100 1200 Hi Med Low Fan speed Outdoor Speed 0 810 0 810 0 810 500 600 700 500 600 700 Hi Med Low Indoor Hi Med Low 160 oO oO _ m h Outdoor Hi Med Low 2 m 2s man Operating control Wi
21. and the contents of the setting are invalid Mark of B indicates the position of dip switches Setting is required Unit No 0 and No 1 setting condition Set the unit of outdoor unit at each refrigerant cycle setting before shipment is unit 0 48K amp 60K Dip Switch Setting of Outdoor Unit Turn off all power sources before setting Without turning off the switches do not work and the contents of the setting are invalid Mark of indicates the position of dip switches Ref Cycle No Setting Refrigerant Piping Length Setting Unit No 0 and No 1 setting condition E Actual Length sult Set the unit of outdoor unit No 0 ofr at each refrigerant cycle L setting before shipment is unit 0 moo Ms om rommen Setting is required Setting before When using end resistance and 67 5 ELECTRICAL DATA 5 4 Digital Display Switch of Outdoor Outdoor Control Board nm Digital Display Swith wq wow Digital Display Switch Introduction It can be used to check outdoor running parameters INCREASE BUTTON DECREASE BUTTON nn k There are 3 buttons on the digital display board 1 SWITH button Indoor parameters and outdoor parameters can be select in turn by press it P outdoor unit H indoor unit 2 INCREASE button Each time it is pressed
22. not harm to the ozone layer gt 24 hour Timer ON and OFF This Timer can be set to automatically turn the unit on or off within a 24 hour period gt Mute Operation The excellent fan design enable the airflow to be quiet and smooth with minimum noise gt Meeting Various Installation Requirements The back air inlet type is usually to be adopted according to the actual installation space 1 GENERAL The unit is also installed with down air inlet type and the noise will increase about 5 6 dB gt Recovery of Power Break When the power supply is recovered after break all preset are still effective and the air conditioner can run according to the original setting gt Fault Self diagnose Function When there is something wrong with the air conditioner the micro computer could diagnose the faults which can be read from the display and is convenient for maintenance 1 GENERAL Cassette Type Air Conditioner Features gt Save Installation Space The indoor unit can be installed inside the ceiling conveniently gt High Efficiency and Environment Friendly New Refrigerant R410A R410A can protect the environment and do not harm to the ozone layer gt 24 hour Timer ON and OFF This Timer can be set to automatically turn the unit on or off within a 24 hour period gt Mute Operation The excellent fan design enable the airflow to be quiet and smooth with minimum noise gt Recovery of Power Break
23. operate the system until all the check points have been cleared A Check to ensure that the insulution resistance is more than 1 megohm by measuring the resistance between ground and the terminal of the electrical parts If not do not operate the system until the electrical leakage is found and repaired 37 4 DIAGRAM amp DATA B Check to ensure that the stop valves of the outdoor unit are fully opened and then start the system e Pay attention to the following items while the system is running A Do not touch any of the parts by hand at the discharge gas side since the compressor chamber and the pipes at the discharge side are heated higher than 90 C DO NOT PUSH THE BUTTON OF THE MAGNETIC SWITCH ES It will cause a serious Accident NOTES 1 Follow local codes and regulations when selecting field wires 2 The wire sizes marked in the table are selected at the maxim current of the unit according to the European Standard En60 335 1 Use the wires which are not lighter than the ordinary tough rubber sheathed flexible cord code designation HO7RN F or ordinary polychloroprene sheathed flexible cord code designation HO7RN F 3 Use a shielded cable for the transmitting circuit and connect it to ground 4 In the case that power cables are connected in series add each unit maximum current and select wires below Selection According to EN60 335 1 Current i A Wire Size mm ix6 0 75 6 is 10 1 10 lt 1 lt
24. s 99 5 j Max Current 22 78 EER COP 3 33 3 5 3 04 3 06 3 04 3 06 3 22 3 61 3 22 3 63 3 22 3 61 3 21 3 61 3 21 3 63 Heating Energy Class DA131S1B 28F DA230S2C 31M DA130S1C 20F ATL165SD C9A DA250S2C 30M DA250S2C 30MT TNB306FPNMC LNB42FSAMC Type Rotary vinding realtone oss ostare 095 200 095 20 15 Compressor 2 SPECIFICATIONS AUD 18UX4SZKL1 AUD 24UX4SALH1 AUD 36UX4SAMH1 AUD 18UX4SGKL AUD 24UX4SZLH AUD 36UX4SAMH AUD 48UX6SPHH AUD 60UX6SPHH Indoor model AUD 18UX4SKL1 AUD 24UX4SLH1 AUD 36UX4SMH1 AUD 18UX4SKL AUD 24UX4SLH AUD 36UX4SMH AUD 48UX4SHH AUD 60UX4SHH Outdoor model AUW 18U4SZ1 AUW 24U4SA1 AUW 36U4SA1 AUW 18U4SG AUW 24U4SZ AUW 36W4SA AUW 48U6SP AUW 60U6SP 2433 U W 2433 2433 U W 2433 V W 2 304 at V W 2 304 25 C 25 C MITSUBISHI MITSUBISHI Brand GMCC HIGHLY YSK110 40 4 A SIC 70CW F195 SIC 101CW F1246 YSK110 40 4 A Indoor Y6S419C56 75423 024 75423 032 75423 032 516 1 1 516 Fan motor SIC 71FW D812 SIC 71FW D8121 YDK65 6 9024 YDK65 6 9024 Outdoor ARW4401QH YDK29 61 22 YDK70 6H 3 YDK95 6 9043 1 1 1 YDK65 6 9061 YDK65 6 9061 type centrifugal fan Fan Indoor Speed 1130 850 950 10 1000 910 810 30 1060 980 900 30P 1130 850 950 10 1070 990 860 50 1150 1070 1020 1250 1200 1100 1250 1200 1100 r p m Hi Med Low Pa Pa a Pa Pa 50Pa 120Pa 120Pa Fan speed Outdoor Speed r p m 0 810 0 810 0 810 900 750 500 840 780 560 800
25. 2544 602 56 8 1185769 126 049 1334946 592 568 9 1130550 1201146 1271591 588 5 54 73 5 ELECTRICAL DATA Rmin 74 5 ELECTRICAL DATA 60 540 14179 147154 381 364 66 110185 11420 11833 360 345 68 102765 10652 353 338 69 99271 102863 10629 59 335 80 6805 708 7308 52 30 86 56542 5829 599 293 284 89 5 1435 597 5443 284 25 90 49853 5122 576 20 272 15 5 ELECTRICAL DATA 96 41453 4258 43683 2020 255 98 3904 4009 404 56 25 99 37872 38854 39837 23 5 ELECTRICAL DATA 2 THE PARAMETER OF THE OTHER SENSOR IN INDOOR AND OUTDOOR UNIT Ro 15K 2 B0 10023450K 2 9 219 29 23 06 240 230 _ 210 asi 220 22 22 6 1919 192 04 219 210 0 147 150 59 20 190 1 140 46 44 19 19 2 8 1375 140 196 19 3 24 BV 145 197 LA 4 1236 1262 1287 206 4 5 1185 120 24 49 29 6 uss 207 203 8 1045 1066 1089 216 21 9 99 1020 1040 226 21 77 5 ELECTRICAL DATA 2 018 2 140 2 269 53 1 952 2 072 2 198 78 5 ELECTRICAL DATA 741 1 38 86 0608 0757 08161 768 765 89 0631 0603 07498 784 780 90 0678 0791
26. 5 39 85 80 48 60 YDK65 6 9024 YDK65 6 9061 WINDING winding 4A duxiliary winding r Capacitor n Hot protector Winding resistance at 20 C M 83 02 1 2340 2 1409 63 50 Test resistance TOOL Multimeter Test the resistance of the main winding The outdoor fan motor is fault if the resistance of main winding O short circuit oree open circuit Notes 1 Please don t hold motor by lead wires 2 Please don t plug IN OUT the motor connecter while power ON 3 Please don t drop hurl or dump motor against hard material Malfunction may not be observed at early stage after such shock But it may be found later this type of mishandling void our warranty 107 8 CHECKING COMPONENTS 3 COMPRESSOR COMPRESSOR EXAMINE AND REPAIR AUW 18U4SG DA13081C 20FZ Thermal Sensor DC Inverter amp Controller AUW 18U4SZ1 DA131S1B 28FZ DC Inverter amp AUW 24U4SZ WIRING DIAGRAM DIT SEIS Gil S POWER SOURCE 2 THERMOSTAT 108 8 CHECKING COMPONENTS AUW 24U4SA1 DA230S2C 31MT Thermal Sensor DC Inverter amp Controller AUW 36U4SA AUW 36U4SA1 DA250S2C 30MT 22 Thermal Sensor DC F il Bl DC Inverter amp Controller Compressor AUW 48U6SP CTNB306FPNMC MICROCOMPUTER THERMO OR THERMAL SWITCH L
27. 61 type centrifugal fan Fan Indoor Speed r p m 980 840 720 440 380 370 630 520 460 980 840 720 440 370 280 630 520 460 630 520 460 630 520 460 Hi Med Low Fan speed Outdoor Speed r p m 0 810 0 810 0 810 900 750 500 840 780 560 800 640 540 700 600 500 700 600 500 Hi Med Low circulation Outdoor Hi Med Low m h Static Pressure Default Setting Pa 0 0 0 0 0 0 0 0 Operating control Wireless Remote control J1 05 650x570x270 840x840x248 840x840x248 650x570x270 840x840x248 840x840x248 840x840x298 840x840x298 Dimensions 900x300x640 950x340x840 950x340x840 800x260x570 900x300x640 940x340x840 950 340 1386 950 340 1386 19 2 SPECIFICATIONS owe messen sonar ease mor _ Low Hi sound Indoor 48 58 36 42 53 50 61 48 36 42 50 43 49 43 49 power Noise lever Low Hi sound Outdoor 45 50 62 58 70 58 70 56 53 58 58 60 60 power Cooling 15 48 Ambient temp C Heating 10 24 20 2 SPECIFICATIONS Ceiling amp Floor type AUVZAUR4SAM AUV GOURASAB1 AUV SOURGSPC Power supply Ph V Hz 1N 220V 240V 50Hz 3N 380V 415V 50Hz Cw s 7 s m r Cooling Btu h 17 000 23 900 31 400 43 000 58 000 Capacity m s 3 ne 9 9 _ Btu h 19 800 29 000 37 500 52 200 70 000 Dehumidification Rated input ow 39 poo s esting L A
28. ENSOR FIRE COUPLING ACCESS ELECTRIC INTERFACE HEATER HORIZONTAL LOUVER AUD 24UXASLH1 AUD 36UX4SMH1 VERTICAL LOUVER DC FAN MOTOR WATER PUMP ELECTRIC E B HEATER a HORIZONTAL HEATER COMMUNICATION SI FIRE COUPLING ACCESS INTERFACE AMBI SENSOR 57 5 ELECTRICAL DATA CASETTE Type 18K FAN OVERHEAT PROTECTORe VERTICAL LOUVER AC FAN MOTOR COMMUNICATION Sle AMBI SENSOR ELECTRIC HEATER HORIZONTAL LOUVER 24K 36K 48K 60K VERTICAL LOUVER WIRE REMOTE CONTROLLERe ELECTRIC HEATER DC FAN MOTOR WATER PUMP HORIZONTAL HEATER COMMUNICATION Sl AMBI SENSOR FIRE COUPLING ACCESS INTERFACE 58 5 ELECTRICAL DATA Ceiling amp Floor type 18k 48k 60k OVERHEAT VERTICAL LOUVER AC FAN MOTOR COMMUNICATION AMBI SENSOR HEATER HORIZONTAL LOUVER 24k 36k VERTICAL LOUVER DC FAN MOTOR WATER PUMP WIRE REMOTE CONTROLLER ELECTRIC HEATER MALS HORIZONTAL HEATER COMMUNICATION Sl AMBI SENSOR FIRE COUPLING ACCESS INTERFACE 59 5 ELECTRICAL DATA 2 Control board for outdoor unit 1 OUTDOOR CONTROL BOARD AUW 18U4SG 1 CONTROL BOARD AUW 18U4SG M To Board TO Indoor unit B To IPM Board Power ai pall Prmtectnn 25225 HS
29. FINS DIN JJ ma BEND v4 AN TWA 123 EEND H wus r iuinol1 oooo 2 9 9 9 20000 eol ooo pog oo Lor j _ HEN i 5 n ii T LOLN2 ODLNO gt I C lt F 5 Je 771 HHEW JA N 2 97696191 BULIM 3l4 J9 3 55 5 ELECTRICAL DATA AUW 48U6SP AUW 60U6SP YME UMS uoisugdx 1039988 2108498 2086168 JOGUGG JOSUGS eunsseud eunsscJd Jejeeu 10086080 yayap 109 8 4 4 BOD 2 ta O VO Cae 2 KEN jZND NMOG NY4 TEMO VEN EEND 18 na be 3 I Josseudwios Nua Fo ef peog 1813 TSST ITIAN 8 V 9 9119913 50 5 ELECTRICAL DATA 5 2 Electric control Board 1 Indoor control board Duct type 18K 48K 60K amp AUD 24UX4SLH AUD 36UX4SMH FAN OVERHEAT PROTECTORe VERTICAL LOUVER AC FAN MOTOR COMMUNICATION 51 S
30. N OUT the motor connecter while power ON 3 Please don t drop hurl or dump motor against hard material Malfunction may not be observed at early stage after such shock But it may be found later this type of mishandling void our warranty 105 8 CHECKING COMPONENTS 2 OUTDOOR FAN MOTOR MOTOR EXAMINE AND REPAIR Circuit diagram AUW 18U4SZ1 AUW 24U4SA1 amp AUW 36U4SA1 DC MOTOR 18K MOTOR MODEL ARW4401QH 24K MOTOR MODEL SIC 71FW D8121 1 36K MOTOR MODEL SIC 71FW D8121 1 Circuit diagram AUW 18U4SG YDK29 61 22 BROWN O A Winding M The Main Winding Auxiliary Winding C Capacitor M TP 1 AZ a Hot Protector 130 C WHI d Y p Y de y m V gt Y Y 7 Y N N PINK PURPLE YELLOW Winding resistance at 20 C M 283 59 1800 AUW 24U4SZ YDK70 6H 3 WINDING BLACK The main winding A The auxiliary winding M n d 1r Capacitor Hot protector 130 C WHITE Ti YELLOW 5 BLUE RED Winding resistance at 20 C M 780 800 Winding resistance 20 283 50 180 2 AUW 36U4SA YDK95 6 9043 106 8 CHECKING COMPONENTS BROWN YELLOW D CC WINDING x M Main winding MI E M2 M3 A Auxiliary winding TS BRE Capacitor P Hot protector WHITE BLACK BLUE RED Winding resistance at 20 C M1 59 12 M22039 M3 1
31. NS Apud 27 1 Z My NN St My 2 N M SS Ty NFD ges um SS ZZ lt 52722222 Cassette DN lt S SN SS RR AUC 18UX4SGAA gt AUC 36UX4SAEA b 7 NW a jM 7 Z 1 NN V 0 mil S Ss SET 4 gt 2 10 5 1 GENERAL AUC 24UX4SZEA AUC 48UX6SPFA AUC 60UX6SPFA Hisense 1 GENERAL AUC 24URASAEAT AUC 36URASAEAT Model AUC 18URASZAAT Indoor Outdoor 11 1 GENERAL Ceiling amp Floor Type Outdoo r Outdoo r AUV 18UR4SZA1 AUV 24UR4SAA1 AUV 48UR6SPC AUV 60UR6SPC AUV 36UR4SAB1 Hisense a y pt 222 Z 7 l lt lt H II 12 1 GENERAL DISPLAY PANEL Cassette Type 18k It lights on during the defrost It lights on when the filter It lights off when defrost finishes Jl should be cleaned It rings when the signal from It lights on when timer is in use Remote controller is received It lights off when timer finishes The filter clean is resetted if press the switch It lights on during operation It lights off all when setting SLEEP mode 24K 36K 48K 60K Emergency switch J 5 Sign
32. NTS AUD 36UX4SMH 75423 024 ORG 1 A MH ORG BLUE BROWN pep WHITE BLACK M 23 78 0 174 A 21 48 0 317 BROWN RED 5 15 1 312 RED WHITE 2 66 0 12 WHITE BLACK 5 OF Q 312 101 8 CHECKING COMPONENTS 48K 60K BLUE BROWN RED RED WHITE WHITE BLACK BROWN RED WHITE BLACK EIN 1 110 EIN 47 0 1 210 102 8 CHECKING COMPONENTS Cassette 18k TP E WHT BLK 7S InP BLU YEL 25 240 0 15 Al 60 9 159 33 R 15 14300 15 24K 36K 48K 60K DC MOTOR 103 8 CHECKING COMPONENTS Ceiling amp Floor type 18K YSK110 22 4 A orange 1872 1 37 50 2 27 82 1460 24K DC MOTOR SIC 70CW F 1100 6 36K DC MOTOR SIC 70CW F1140 3 48K 60K 75423 032 Ko A3 TP M WHT BLK YEL WHITE BLACK 42 69 BLACK BLUE 9 19 BLUE YELLOW 9 09 RED BLACK 36 41 104 8 CHECKING COMPONENTS Test in resistance TOOL Multimeter Test the resistance of the main winding The indoor fan motor is fault if the resistance of main winding O short circuit oree Copen circuit Test in voltage TOOL Multimeter Insert screwdriver into to rotate indoor fan motor slowly for 1 revolution or over and measure voltage YELLOW and GND on motor The voltage repeat DC 5V DC Notes 1 Please don t hold motor by lead wires 2 Please plug I
33. STEM FLOW Conditions 1 Compressor is running 2 The air condition should be installed in good ventilation Tool Pressure Gauge Technique D see feel test SEE Tube defrost FEEL The difference between tube s temperature TEST Test pressure 97 8 CHECKING COMPONENTS Test system flow Cooling mode Test system pressure Does the low pressure normal at service part The pressure on the low side The system wants refrigerant The service people must be ration refrigerant about 100g per in the cooling mode fixed frequency ls the low pressure rise The refrigerant system blocked Please check The pressure on the high side Recharge refrigerant after air purging with the vacuum pump Does the low pressure nomal over again Air remaining at the refrigerant system Recharge refrigerant NO the Capillary Tube or electronic expansion valve ls it blocked Unsolder the capillary tube ASS Y or electronic expansion valve The capillary tube1 is blown Heating mode Test system pressure Does the high pressure normal at service part The pressure on the low side The system wants refrigerant The service people must be ration refrigerant about 100g per in cooling mode fixed frequency state 15 the high pressure rise in heating mode NO If the pressure is close
34. TERMINAL ELECTRONIC EXPANSION 52 5 ELECTRICAL DATA AUW 24U4SA1 Fen roen ER 1922 1 18 i LFA E BELET LS 118 EXY M LOL OGL Ao WHEN 1 HOSS dd olo 6 Hugga Eel 109 1 UND PENS LENS LLNS zew L 0 BEND Munn 6 CONO 7696191 FLA 1534 a EF lt uU 3 2 bND ANI GND ISL BLN OQ 18 INDE EEND uu CN LENS LM AS DO t gt gt e MEN TAA TeNINH3 L NO LOS3NNCOO MH TJA IE NHA Te I St 2112913 53 5 ELECTRICAL DATA 36K AUW 36U4SA 2 8 8 gt m 2 e L EEKEREN END EDEN OO bia HOLONON 490 1 WIL SEL ANJ LENS
35. al receiving section Defrost Filter Timer 13 Ceiling amp Floor type It lights on during the defrost It lights off when defrost inishes Receives signal from the remote controller 1 GENERAL It lights on when the filter should be cleaned It lights on when timer is in use It lights off when timer finishes The filter clean is reset if press the switch Press it the appliance will be stopped when the unit is runing Press it for 5s the appliance will be forced colling when the unit is OFF It lights on during operation It lights off all when setting SLEEP mode 14 2 SPECIFICATIONS 2 Specifications Duct Type AUD 18UX4SZKL1 AUD 24UX4SALH1 AUD 36UX4SAMH1 AUD 18UX4SGKL AUD 24UX4SZLH AUD 36UX4SAMH AUD 48UX6SPHH AUD 60UX6SPHH Indoor model AUD 18UX4SKL1 AUD 24UX4SLH1 AUD 36UX4SMH1 AUD 18UX4SKL AUD 24UX4SLH AUD 36UX4SMH AUD 48UX4SHH AUD 60UX4SHH model AUW 18U4SZ1 AUW 24U4SA1 AUW 36U4SA1 AUW 18U4SG AUW 24U4SZ AUW 36W4SA AUW 48U6SP AUW 60U6SP Ph V H Power supply 20V 240V 50Hz 380V 415V 3N 50Hz mw j 7 re m Cooling Btu h 17 000 23 900 31 400 17 000 21 800 34 100 43 000 58 000 Capacity Heating Btu h 19 100 27 600 37 500 19 100 24 700 39 200 51 200 70 000 Rated input L k ww 9 1 1218 19 Rated Current Meg A ns mi e
36. by the remote controller the air conditioner starts in the timer on condition When the set time 15 up the air conditioner will turn on and operates in the preset conditions after receiving a signal from the remote controller If the air 80 6 CONTROL MODEL conditioner has not received a signal from the remote controller when the set time is up it will automatically start and operate in the preset conditions 2 Timer off When set to stop in a set time by the remote controller the air conditioner will start in the timer off condition When the set time is up the air conditioner will turn off after receiving a signal from the remote controller If the air conditioner has not received a signal from the remote controller when the set time is up it will turn off automatically 3 Neither the turning on nor turning off operation will cancel the timer function 3 4 Sleep 1 In the heating cooling or dehumidifying mode press the Sleep button on the remote controller to start or cancel the sleep function in turn and at the same time the sleep icon on the display screen will be on or off accordingly 2 In the heating mode the set temperature will decrease automatically after the sleep function is started 3 In the cooling mode the set temperature will rise automatically after the sleep function is started 4 n default the setting is to cancel the sleep function Turning off the unit will also cancel the sleep function 3
37. e diagram 15 the factory default configuration In actual use please select the right connector according to the the value of the static pressure 47 5 ELECTRICAL DATA Cassette type 18k Electric wiring diagram 1812538 B Coil temperature sensor AAA rw Fan motor Fan capacitor Room temperature sensor Ry ICS WZ E 79 E03 KO HE KZ Ki Water level switc f i CN22 WATER control ide input L board Outside input OUTINPUT w WIRED CON Wire remote controller CN4 FAN PRO j PUMP m CE Terminal panel To outdoor unit CNS SI CN2 NIN CNI LIN YEL GRN I CNS EARTH 24K 36K 48K 60K Electric wiring diagram 1812815 B cm CNI Display board sensor Water level swite COL FB CN15 1 Terminal panel To outdoor unit Step motor2 3 3 Step motor3 CN3NIN lt CNIS EARTH c 48 5 ELECTRICAL DATA Ceiling amp Floor type 18K 48K 60K Electric wiring diagram 1806489 A Coil verge pensar Boom Ln Main control CHIE WIRED LOM Display board CN CMS EARTH ES en L3 E 24K 36K Electric wiring diagram 1812833 A Cel lemesan zeten gt 5 coll L Roam sum
38. eed high power key or a strong bond also maintain a low wind speed the outdoor machine according to the refrigeration mode operation 3 11 Fault display If the product operation failure outdoor and indoor display control panel lights will quote fault 62 6 CONTROL MODEL 6 2 Outdoor mode control Summarization 1 1 18k 24k 36K 1 Voltage scale 176V 253V 50Hz 2 Storage temperature scale 40 C 85 C Storage humidity scale 95 4 Working temperature 20 C 85 C 5 accuracy for temperature control 0 5 C 1 2 48 60k 1 Voltage scale 305V 438V 50Hz 2 Storage temperature scale 40 C 85 C Storage humidity scale PH95 4 Working temperature 20 C 85 C 5 accuracy for temperature control 0 5 C 2 Control function 83 6 CONTROL MODEL 2 1Cooling Anti freeze Protection To prevent indoor air conditioner evaporator temperature is too low the indoor sensor for real time detection of evaporator If the indoor coil temperature is too low the compressor will protect 2 2 Overload Protection Air can heat exchanger temperature sensor for monitoring when the sensor when the temperature is too high the compressor will be automatic protection 2 3 Exhaust temperature protection To prevent deterioration due to high exhaust temperature of compressor the machine will realize the real time detection of the temperature of
39. er of our company for further information 70 5 ELECTRICAL DATA LCD Parameter Number Parameter Code OPERATION Hold down both MODE button and ADD FUNC button for 3 seconds symbol 4 and parameter number blinking at the same time Press w button to adjust parameter number until display 17 And press ENTER button to entering system parameter adaption state symbol stop blinking Select desired parameter code by pressing A w button following th table below Press the ENTER button to rewrite the parameter values using A w buttons Can Be Adjusted Between 1 80 Static Pressure Setting Static Pressure Value Parameter Code Default Setting 0 30Pa Press ENTER button save the changes and return to the function selectio EAIT Press ON OFF button to exit or no operation within 30 seconds automatically ex Parameter code will not display if the indoor unit is not equipped with this functic Please referto indoor unit manual to check whether this function is effective 71 5 ELECTRICAL DATA 5 6 AMBIENT TEMPERATURE REVISE INDOOR when indoor unit highly mounted because of hot air floatation cold air sinks so the ambient temperature sensed by indoor unit is higher than the actual Then the ambient temperature need to be revised It can be changed by using specific wire remote controller YXE CO1U Operation details please refer to wire remote controller man
40. exhaust gas If the temperature is too high compressor automatic protection 2 4 Oil return Control When the compressor runs for a long time low frequencies control system will start the return oil program The system in the oil return to the compressor 2 Mode Air conditioning mode is the operation mode set by users through remote controller four modes are available cooling heating dehumidification as well as fan mode 2 6 Four way Valve Control Four way valve of the outdoor machine shuts down when cooling and defrosting but starts when heating During the heating process the four way valve to stop working for a period of time after compressor disconnect 2 Start up Protection 84 6 CONTROL MODEL To prevent compressor from restart frequently in the condition that system pressure has not been completely balanced it can t be restarted within 3 minutes 2 8 Pressure Protection When the pressure increases to a preset value the pressure switch will automatically protect Compressor will stop and report the fault code protection 85 7 TROUBLE SHOOTING 7 1 Error code When the air conditioner failure occurs the fault code will displays on outdoor control board wire remote controller or display panel 1 INDOOR UNINT FAULT CODE DISPLAY WALL MOUNTED TYPE Run the air conditioner by wireless remote controller continue pressing the SLEEP button for 4 times fault codes wil
41. frost Sensor IPM Board IPM Board C AUW 18UA4SG 64 5 ELECTRICAL DATA To Electrolytic Capacitor To PFC Inductor 1 To Electrolytic Capacitor Je gor mt C18 CNI7 L 3 ACOUT PAF x RI gs ACNIN i SIT a e C LI j Power Blt LI E E To Compressor W To Compressor V To Compressor U Main Control To Electrolytic Capacitor AUW 24U4SZ AUW 36U4SA To PFC To PFC Inductor 2 Inductor 1 To Electrofyti 2 CN203 2 x Capacitor E ac Lin To Electrolytic Tu man Capacitor 2 Compressor W Compressor Compressor U To Electrolytic Capacitor T 9 E cm To Main Control 439538 AVE CAUW 18U4SZ1 AUW 24U4SA1 AUW 36U4SA1 65 5 ELECTRICAL DATA TO INDUCTOR AG L IN electrah tic capasiti AG N IN electrolytic capaci Capac itor power ei rs FI I A AL x flack o elastralytic apeiti E O WAIN CONTROL BOARD AUW 48U6SP AUW 60U6SP 66 5 ELECTRICAL DATA 5 3 DIP SWITCH SETTING OF OUTDOOR AUW 18U4SZ1 AUW 24U4SA1 AUW 36U4SA1 AUW 36W4SA Dip Switch Setting of Outdoor Unit 1469538 TURN OFF all power sources before setting Without turning OFF the switches do not work
42. heat exchanger sensor g Defrost temperature sensor Accumulator Compressor CN s se strainer Electronic expansion valve strainer Indoor Outdoor 35 4 DIAGRAM amp DATA 4 2MAX Refrigerant pipe length and height difference Tube length L S Height difference Outdoor unit DC INVERTER type Max Tube length L m 20 m vm 35 30 m 35 g m 48 60 Sm 35 g m 24k High Efficiency DC Invert type Tuber length between indoor and outdoor is the same as 36k types Do your best to reduce the pipe length Long pipe may cause capacity of the indoor unit incline Total refrigerant pipe length Outdoor unit precharged AwasusG imo O aast isc xe 158 m X otal pipe enti 5 W 36U4SA1 210g Og 35g X Total pipe length m 5 36 4 3ELECTRIC Diagrams Outdoor unit Indoor unit Terminal Terminal L 1 L Power connecting d N SI d Power supply 18K 24K 36K Outdoor unit Indoor unit Terminal Terminal ower connacting cord sl NN ey Vn Power supply 48K 60K Recommend Wire Size 4 DIAGRAM amp DATA Power Source Transmitting Cable Model POWER SUPPLY Cable Size Size mm2 mm2 ET M 240 50Hz 5 19 e Use an ELB Electric Leakage Breaker If not used it will cause an electric shock or a fire e Do not
43. igit number code 7 TROUBLE SHOOTING 2 OUTDOOR UNINT FAULT CODE DISPLAY 1 ON OFF UNITARY TYPE equipped with outdoor control box Fault code display by indicate lamps of outdoor control board LED2 fault code lamp lt FAHU IEE x E A L c 5 77 i Zr LED FALSH CONTROL flash 300mS T1 off 300mS T2 after 900mS T3 fault code repeat displays as shown below 2 INVERTER UNITARY AIR CONDITONER MULTI SPLIT AIR CONDITONER amp VHF Fault code will display on digital indication board VRF Indoor unit can indicate both indoor failure and outdoor failure but outdoor only indicate outdoor s 90 7 TROUBLE SHOOTING DISPLAY ERROR CODES 3 Fault code display Driver Board Fault code display by indicate lamps of outdoor driver board LED FALSH CONTROL flash 200mS T1 off 200mS T2 after 900mS T3 fault code repeat displays as shown below 91 7 TROUBLE SHOOTING The following is the fault code table of outdoor Fault Fault description Fault description REMARKS code Outdoor environment Outdoor environment temperature temperature sensor short sensor fault circuit or open circuit The outdoor coil temperature The outdoor coil sensor fault MM ma sensor short circuit or open circuit EEprom Data error EEprom Data error or EE chip fault Refrigeration ind
44. l flashing rapidly on the LCD If no fault 00 will display ER shows indoor display panel Communication fault with indoor unit control board FLOOR STANDING TYPE In the case of no button locked continue pressing CLOCK button for 8 times fault codes will display on the LCD for 10 seconds automatically disappears after 10seconds Continue pressing SLEEP button of wireless remote controller for 8 times fault codes will display on the LCD for 10 seconds automatically disappears after 10seconds Check indoor unit control board FAILURE LAMP LEDS and LED indicates fault codes LED2 indicate ten fault code LED3 indicate bits fault code as shown fig below LED2 and LED3 are failure indicate P Nd GM lamps BH Is rom 8 tiny g LED2 indicate fault code ten digit w Nm IM number LED3 indicate single digit Eh DA P x oo n LAL T mi a asd Ww E number code ER shows indoor display panel Communication fault with indoor unit control board 66 7 TROUBLE SHOOTING DUCT TYPE AND CASSETTE TYPE 1 ERROR CODES INDICATED BY WIRE REMOTE CONTROLLER see fig below When display FE shows that the wire controller Ue SET TEMP SET HUMID at ROOM TEMP ROOM HUMID can t receive the signals of indoor unit control board please check communication wires When failure occur
45. oor coil Refrigeration and freezing or thermal overload temperature is too low or heating protection the indoor coil temperature too high Outdoor continuously for 2 minutes Indoor and outdoor communication fault without receipt of indoor communication data Phase current imbalance Application of three phase power supply models Application of three phase Current U phase power supply models 10 Application of three phase Current V phase power supply models Application of Three phase power supply wiring Sequence error three phase power line sequence error supply models Application of Phase detection phase three phase power supply models Compressor overheating protector Compressor overheat protection device tripping Too high system pressure leads to high pressure switch tripping or Were applied to have high High voltage switch motor protection Pressure pressure sensors to detect the pressure switch or a shutdown protection pressure too high to achieve pressure sensor type shutdown protection pressure System low pressure causing low Were applied to the low Low voltage switch protection Low pressure pressure switch tripping or pressure pressure switch or a protection shutdown sensors to detect the pressure is too pressure sensor type low to achieve the shutdown 92 7 TROUBLE SHOOTING Fault description Fault description REMARKS protection pressure
46. reless Remote control J1 05 E 990 680 230 990 680 230 1290 680 230 1580 680 230 1580 680 230 LxWxH 900 300 640 950 340 840 950 340 840 950 340 1386 950 340 1386 a 1100 820 350 1100 820 350 1400 820 350 1690 820 350 1690 820 350 LxWxH 1050x 700x400 1110 460 980 1110 460 980 1110 460 1530 1110 460 1530 Indoor Net Gross 27 33 30 35 37 44 47 54 47 54 Net Gross 45 51 69 73 70 74 101 107 108 112 Air circulation Dimensions Packing 64 SOUND Hi Med Low dB A 54 SOUND POWER e3 SOUND POWER 48 50 53 48 50 53 Noise lever POWER Outdoor Hi Med Low 62 SOUND POWER 65 SOUND POWER 70 SOUND 2 SPECIFICATIONS AUVABURASZAi 0 4 AUV 36UR4SAB1 AUVABURSSPC AUV 6OURGSPC ge ee Gas Liquid 12 7 6 35 15 88 9 52 15 88 9 52 19 05 9 52 1905952 1905952 52 refrigerant pipe Refrigerant M length piping Connection method Flare Gomes mw mees sweer soes somes _ Stonatwitng mw eo eos _ x 9 j 9 Throttle EEV EEV EEV EEV Cooling 15 48 Ambient temp Heating 10 24 23 3 OUTLINES AND DIMENSION 3 OUTLINES AND DIMENSIONS 3 1 INDOOR Duct type
47. s this lamp light ON This number shows ERROR CODE FIG 2 ERROR CODE DISPLAY ON WIRE REMOT CONTROLLER 2 WITH DISPLAY PANEL CASSETTE type and CEILING amp FLOOR type Lamp RUN LED2 and Lamp DEFROST LED5 green flashing Lamp RUN display fault code ten digit number lamp DEFROST display fault code single digit number as shown fig below For example fault code 36 led RUN amp defrost flash 3 times at the same time and led DEFROST continue flash 3 times reports No 36 fault 67 7 TROUBLE SHOOTING CASSETTE TYPE Display Panel 12K 18K Filter indicates the fault code single digitnumbe YELLOW TIMER GREEN Emergency switch red indicates the fault code ten digit numbe Display Panel 24K 36K 48K Emergency switch Signal receiving section Defrost Filter TIMER GREEN miele ted ede YELLOW GREEN 68 7 TROUBLE SHOOTING CEILING amp FLOOR TYPE Display Panel Filter YELLOW Defrost TIMER GREEN 8 indicates the Mis ad numbel GREEN Emergency switch red indicates the fault code ten digit number LED FALSH CONTROL flash 300mS T1 off 300mS T2 after 2000mS T3 fault code repeat displays as shown below Fig 2 LED FALSH CONTROL 3 Duct type indoor units of VRF FAULT CODE DISPLAY BY INDOOR BOARD LED2 and LED5 are failure indicate lamps LED2 RED indicate fault code ten digit number LED5 GREEN indicate single d
48. ted input 2 25 Heating 1 75 0 38 2 15 2 73 0 38 3 6 3 10 0 38 4 2 3 95 em w z 2 e 2 581 Max Current o9 m sa j v EC emme TT T Max input Heating Energy Class 18 2 SPECIFICATIONS AUC 36UX4SAEA AUC 48UX6SPFA AUC 60UX6SPFA AUC 36UX4SEA AUC 48UX4SFA AUC 60UX4SFA AUW 36W4SA AUW 48U6SP AUW 60U6SP DA250S2C 30MT TNB306FPNMC LNB42FSAMC AUC 24UXASZEA AUC 18UR4SZAA1 AUC 24UR4SAEA1 AUC 36UR4SAEA1 AUC 18UX4SGAA Indoor model AUC 18UR4SAA1 AUC 24UR4SEA1 AUC 36UR4SEA1 AUC 18UX4SAA Outdoor model AUW 18U4SZ1 AUW 24U4SA1 AUW 36U4SA1 AUW 18U4SG DA131S1B 28F DA230S2C 31M DA250S2C 30M DA130S1C 20F Model Z T T Z AUC 24UX4SEA AUW 24U4SZ ATL165SD C9A U V U V Compressor 2433 U W 2433 2433 U W 2433 Winding resistance 0 55 20 0 73 at20 C 055 20 C 0 95 20 C 0 59 0 95 20 C V W 2 304 at V W 2 304 at 25 C 25 C MITSUBISHI MITSUBISHI Brand GMCC GMCC GMCC GMCC HIGHLY GMCC ELECTRIC ELECTRIC Mode SIC72FW D8124 2 Indoor EHDS50AQ ARW5901QH EHDS50AQH YDK95 28 4 B ARW5901QH EHDS50AQH SIC72FW D8124 2B Fan motor Mode SIC 71FW D812 SIC 71FW D812 YDK65 6 9024 YDK65 6 9024 Outdoor ARW4401QH YDK29 61 22 YDK70 6H 3 YDK95 6 9043 1 1 1 1 YDK65 6 9061 YDK65 6 90
49. the number rises by 1 hold down it the number will be rapidly rises 3 DECREASE button Each time it is pressed the number lowers by 1 hold down it the number will be 68 5 ELECTRICAL DATA rapidly lowers Parameters can be checked as following table below Parameter Descriptions code Protect Code or Error Code O C Oil 1 Upper DC Seed imaray OL A 69 5 ELECTRICAL DATA 5 5 Static Pressure Setting only for duct type CHANGE OF STATIC PRESSURE The static pressure outside the indoor unit can be chosen Models except AUD 24UX4SALH1 amp AUD 36UX4SAMH1 You can change the static pressure by changing the fan motor terminal which refer to following Fig below Fan motor Low static pressure High static pressure Low static High static Model pressure pressure 18K 10Pa 30Pa 24K 36K 50 80Pa 48K 60K 80Pa 120Pa Note Default Settings is low static pressure by factory The noise under high static pressure is higher than static pressure AUD 24UXASALH1 amp AUD 36UX4SAMH1 Default static pressure is 30 Pa The static pressure can be freely adjusted from 1 Pa to 80 Pa by using specific wire remote controller YXE C01U Operation details please refer to wire remote controller manuals If you still have any trouble please contact local technical service cent
50. u SHLINT LUN RESISTANCE ir POWER SOURCE POSITION DETECTOR 109 8 CHECKING COMPONENTS AUW 60U6SP LNB42FSAMC MICROL TEK xm T Lam THERMO SENSER OR _ E THERMAL SWITCH 41 p i T t 1 1 L SHUNT C RESISTANCE i j E _ a z i 1 mn OWE 7 BNN GAT ST i SOURCE J zh 3 CONVERTER wi _ i m is 1 MICROCOMPUTER LI 7 4 d L POSITION Test in resistance TOOL Multimeter Test the resistance of the winding The compressor is fault if the resistance of winding O short circuit oree open circuit Familiar error 1 Compressor motor lock 2 Discharge pressure value approaches static pressure value 3 Compressor motor winding abnormality Notes 1 Don t put a compressor on its side or turn over 2 Please assembly the compressor in your air conditioner rapidly after removing the plugs Don t place the comp In air for along time 3 Avoiding compressor running in reverse caused by connecting electrical wire incorrectly 4 Warning In case AC voltage is impressed to compressor the compressor performance will below because of its rotor magnetic force decreasing 110 8 CHECKING COMPONENTS 4 INDUCTANCE Familiar error 1 Sound abnormality 2
51. uals Internal control parameter adjustment can be performed LCD Luci Parameter Number _ ___ _ _ _ __ __ xt as NNUS NE E OPERATION Hold down both MODE button and ADD FUNC button for 3 seconds symbol and parameter number blinking at the same time G Press button to adjust parameter number until display 17 And press ENTER button to entering system parameter adaption state symbol stop blinking 3 Select desired parameter code by pressing A button following th table below Press the ENTER button to rewrite the parameter values using A w buttons only valid when using PEC WUE Los 45 2 25 3 fasl a 45 5 the indoortemperature sensor 22 5 ELECTRICAL DATA 5 7 Sensor parameter 1 THE PARAMETER OF OUTDOOR COMPRESSOR DISCHARGE TEMPERATURE SENSOR lt 187 25 6 30 3 77 2 5 0 100 3979 196 30 908 2603 985 5274 1065 1210 7 84 sas serena ta 28 8059244 87434 9248368 43 5 56 14 363947 3912386 4189563 99 662 9 2784719 298582 3183744 64 62 8 2642156 2831464 302224 60 63 6 2380783 2548686 2717603 659 6 2 __0 1754533 1872500 19904688 630 59 5 1370455 1458905 1547246 606 571 6 130558 1389097 147
52. utdoor FOR MUTI SPLIT amp inverter unitary Expansion valve A thick pipe sensor m non types short circuit or open circuit Expansion valve B thick pipe sensor FOR MUTI SPLIT short circuit or open circuit outdoor Expansion valve C thick pipe sensor FOR MUTI SPLIT short circuit or open circuit outdoor 93 7 TROUBLE SHOOTING Fault description Fault description REMARKS Expansion valve D thick pipe sensor FOR MUTI SPLIT Expansion valve D thick pipe sensor fault short circuit or open circuit outdoor High discharge pressure fault VRF outdoor Application of three phase power 41 Current sensor fault supply ON OFF TYPES 8 oom memmen ka a r F sme emmen 9 The machine number and the ae 93 VRF number of inconsistencies fault e FOR VRF amp inverter 97 Four way valve fault unitary types 94 7 TROUBLE SHOOTING The following is the fault code table of indoor FAULT CODE Panel key ADfault Only for MUTI SPLIT The front panel fault is not in place FAULT DISCRIPTION REMARKS 32 two upper and lower position detecting switch and also put in Only for MUTI SPLIT place or not in place Room Temperature Sensor Fault Only for MUTI SPLIT Coil Temperature Sensor Fault Only for MUTI SPLIT Panel drive fault
53. ve for120Pa ESP ia L L O Cj L J T T T T j Op O Pb NOT P T PE 5 4 2100 2300 Air flow m h 43 5 ELECTRICAL DATA 5 1 Electrical wiring diagrams INDOOR UNIT Duct type AUD 18UX4SKL AUD 18UX4SKL1 Electrical Wiring Diagram 1812813 A Red Connector High Static Pressure White Connector Low Statle Pressure Coll Sensor RR Nes ML Fan Motor Call FM Room Sensor CN23 a Room Fan Capacltor m x CN Display Board _ _ TEE Main Control en ets Water Water Level ed Board lt lt T E Wired m Wired Controller J et CNG CNa sl RED BLU 2 N Gut input CN4 LIN 2 1 AN utside Input CNSEARTH 99 viG 1 p d 5 9 2 to Outdoor Unit Attentlon 1 The fan motor connection mode has been setted by it s product factory Please according to specification to connect different static pressure connector 44 5 ELECTRICAL DATA AUD 24UX4SLH AUD 36UX4SMH Electric wiring diagram 1812814 A Red connector 0 While zpznector SOP a Cal Benz FM Boom
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