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Service Manual (9K & 12K 115V)

1. 52221 TEM SENSORTEM SENSORTEM SENSOR WeYEGN RTAL RT5 W3YEGN W10 RD 6 o W5 BU 6 E i A XT E OVERHEAT OUTTUBE OUTROOM EXHAUST N WI5 BU D 0 2 MEN COMU 1 0 WI4BN R 3 gt PUER SE go gt mr WT RD act 77 L4 U N WBU 15 gban WEWE CM OFA N 3 E V V W13 YEGN AC N3 AC N4AC L3 AC L2 AC L2 AC L4 V V POWER W18 YEGN Y Y o 6 AN W20 BU W23 OGW21 BN oD T C3 CAA M WI9BU WMRD 2 MY 1 T py FAN MOTOR CZ GWHO9MA A3DNA1A 0 GWH12MB A3DNA1A O COMP E 12 TUBE QUTROOM EXHUAST 227 TEM SENSOR TEM SENSOR TEM SENSOR ccc WEYEGN RT3 RT4 RTS J 2 2 W10 RD WSYEGN e 5 AT W5BU WGYE G U v w 4 D XT2 OVERHEAT OUTTUBE OUTROOM EXHAUST N W15 BU D Nt 0 2s COMU AP1 0 WI4BN R FLER 112 XL WIBN abs ne MIT RD 7 L4 U WBU ZR MEN CNI N a E YEGN AC N3AC N4AC L3 AC L2 AC L2 ACL4 40 POWER D WIB YEGN W20 af OG W21 BN 9 C3 CAA mi WI9BU WARD gt I E
2. Cooling Heating 8 8 Condition Condition Indoor DB80 F WB67 F Indoor DB70 F 6 Indoor air flow TURBO 6 Indoor air flow TURBO Pipe length 168 Pipe length 16ft S 4 4 12K 2 2 0 0 0 15 20 30 40 50 60 70 80 90 0 15 20 30 40 50 60 70 80 90 100 Compressor speed rps Compressor speed rps 2 Rated voltage 208 230V Cooling Heating 20 20 18 18 16 16 14 14 12 2 2 12 2 10 8 8 5 Condition 6 Condition 4 Indoor DB80 F WB67 F 4 Indoor DB70 F 2 Indoor air flow TURBO Indoor air flow TURBO Pipe length 168 2 Pipe length 16ft 0 0 0 10 20 30 40 50 60 70 80 90 0 10 20 30 40 50 60 70 80 90 100 Compressor speed Compressor speed Specifications 2 3 Capacity Variation Ratio According to Temperature Cooling 120 100 12K 80 09K 29 60 gt 5 40 Condition 3 Indoor DB80 F WB67 F 20 Indoor air flow TURBO Pipe length 16ft 0 89 6 91 4 93 2 95 96 8 98 6 100 4102 2 104 105 8 107 6 109 4 111 2 113 Outdoor temp F Heating 120 100 12K 80 Q 2 09K 5 60 S 40 8 Condition Indoor DB70 F 20 Indoor air flow TURBO Pipe
3. Check wiring inside of Did the equipment operate normally before the failure Check wiring of the indoor and outdoor units with reference to the wiring diagram 98 the indoor and outdoor units 14 wires broken N v Check the communication circuit of the outdoor unit The communicatio circuit is abnorm lt v N Replace the main board of the indoor unit Replace the main board 1 of the outdoor unit C End f the fault is eliminated 18 the connection right zd M n Correctly connect the corresponding wires for the indoor and outdoor units with reference to the wiring diagram If the fault is eliminate 61 Troubleshooting 9 Flow chart for outdoor communitcation circuit detecting 1 Test the voltage between N point of wiring board and communication cable with universal meter The voltage shall be variable Otherwise it might be malfunction of mainboard of indoor unit or malfunction of mainboard of outdoor unit or wrong wire connection of indoor and outdoor unit Please ensure that there is no malfunction of mainboard of indoor unit or wrong wire connection of indoor and outdoor unit After removing the malfunction of indoor unit remove the malfunction of outdoor unit 2 Test the voltage of pin 1 and pin 2 of U13
4. Remote Controller YB1FAF 1 Safety Precautions Installing starting up and servicing air conditioner can be hazardous due to system pressure electrical components and equipment location etc Only trained qualified installers and service personnel are allowed to install start up and service this equipment Untrained personnel can perform basic maintenance functions such as cleaning coils All other operations should be performed by trained service personnel When handling the equipment observe precautions in the manual and on tags stickers and labels attached to the equipment Follow all safety codes Wear safety glasses and work gloves Keep quenching cloth and fire extinguisher nearby when brazing Read the instructions thoroughly and follow all warnings or cautions in literature and attached to the unit Consult local building codes and current editions of national as well as local electrical codes Recognize the following safety information Nwarning Incorrect handling could result in personal injury or death Incorrect handling may result in NCaution minor injury or damage to product or property N aming All electric work must be performed by a licensed technician according to local regulations and the instructions given in this manual eBefore installing modifying or servicing system main electrical disconnect switch must be in the OFF position There may be more t
5. Replace the fan capacitor of the same type and same specification In the cooling and heating mode the compressor runs but the out door fan does not run The outdoor fan motor is damaged Replace the fan motor Wrong connection The outdoor fan capacitor is damaged Malfunction of compressor In the cooling and heating mode the outdoor fan runs but the compressor does not run Breakage of running capacitor of compressor The voltage is too low or too high Wrong wire connection The protector itself has malfunction __ The refrigerant is not enough or is too much m The compres sor is too hot and leads to the action of the protector The capillary is blocked and the tem perature rises L The compressor does not run smoothly or is stuck The air discharge valve is damaged Make the correct connection based on the circuit drawing Replace the fan capacitor Replace the compressor Replace the capacitor Manostat is recommended Connect the circuit diagram correctly Use the multimeter to check whether the contact of the compressor is on when it is not overheated If it is not on then replace the protector Adjust the volume of the refrigerant Replace
6. DC motor indoor unit does not operate DC motor control terminal does not contact well Blade does not rotate fluently due to incorrect installation motor or control panel is damaged Indoor ambient temperature sensor malfunction terminal connect not reliable sensor maifunction temperature Indoor tube temperature sensor malfunction terminal connect not reliable sensor maifunction temperature Outdoor ambient temperature sensor malfunction blink 6 times terminal connect not reliable sensor maifunction temperature Outdoor tube temperature sensor malfunction Outdoor exhaust blink 5 times terminal connect not reliable sensor maifunction temperature terminal connect not reliable temperature temperature sensor F5 blink 7 times malf nction sensor maifunction Automatic defrosting H1 blink 2 times H1is not error code it is operation Just heat pump has this fuction REMARK 1 Error codes only can be seen in the type which has the temperature display pcb maybe some type has not this function the lamps on the outdoor pcb are avaiable 2 Normally the communication between indoor unit and outdoor unit is successful the gree lam 51 Troubleshooting 9 3 Malfunction Display If malfunction occurs corresponding code will display and the unit will resume normal until protection or malfunction disappears __ Yellow indica
7. 7 WIS YEGN AC L2 ACL3 M2 N3 POWER Y Y Y Y a5 W11 OG W12 WH sk xD M EKV L EL M W9BU FAN MOTOR CD G These circuit diagrams are subject to change without notice please refer to the one supplied with the unit 16 Schematic Diagram 5 3 Printed Circuit Board 1 Indoor Unit eTOP VIEW 1 Interface of neutral wire 4 Emile gt s dis 4 Auto button az Mr JE 4 motor LU Dp 1 Up amp down swing Jump cap HEAT L BLACK 0 12 Als 8 Room ten perature 4 sensor m LR Pipe temperature n zensa T J12 T isp ay interface z 8 10 DISP 1 DISP 2 IS a 11 Protective tube i 12 Communication interface 23 8 83608890275 HEART I z 205 2009 02 08 06 va MARK ARER 02 0 1 2 3 4 5 6 2 22 lent p IS H itih lapni 250 Schematic Diagram 2 Outdoor Unit GWHO9MA A3DNA3A 9 GWH12MB A3DNA3A GWC12MB A3DNA3
8. 8 Select a place where it is out of reach of children 9 Select a place where the unit does not have negative impact on pedestrians or on the city 28 Installation Manual 7 1 4 Safety Precautions for Electric Appliances 1 A dedicated power supply circuit should be used in accordance with local electrical safety regulations 2 Don t drag the power cord with excessive force 3 The unit should be reliably earthed and connected to an exclusive earth device by the professionals 4 The air switch must have the functions of magnetic tripping and heat tripping to prevent short circuit and overload 5 The minimum distance between the unit and combustive surface is 59 1in 6 The appliance shall be installed in accordance with national wiring regulations 7 An all pole disconnection switch with contact separation of at least 0 1in in all poles should be connected in fixed wiring Note eMake sure the live wire neutral wire and earth wire in the family power socket are properly connected There should be reliable circuit in the diagram elnadequate or incorrect electrical connections may cause electric shock or fire 7 1 5 Earthing Requirements 1 Air conditioner is type electric appliance Please ensure that the unit is reliably earthed 2 The yellow green wire in air conditioner is the earthing wire which can not be used for other purposes Improper earthing may cause electric shock 3 The earth resistance should accord to the
9. Does the outdoor fan work normally Y Replace the fan capacitor C1 Replace the control panel 1 Replace the outdoor fan End 56 Troubleshooting 4 Start up failure following AP1 for outdoor unit control board Mainly detect eWhether the compressor wiring is connected correct els compressor broken els time for compressor stopping enough Fault diagnosis process Power on the unit Is stop time of the compressor longer than 3 minutes N Restart it up after 3 minutes Connect the wires as N per the connection diagram Are the wires for the compressor connected correctly Is connection sequence right Replace the control panel 1 If the fault is eliminated Replace the compressor 57 Troubleshooting 5 Out of step diagnosis for the compressor AP1 hereinafter refers to the control board of the outdoor unit Mainly detect els the system pressure too high els the input voltage too low Fault diagnosis process Out of step occurs once the unit is powered on Is stop time of the compressor longer than 3 minutes Are the wires for the compressor connected correctly Is connection sequence right Is the connection made in clockwise direction N onnect the Y wires correctl Replace the control panel AP1 lay If the fault is eliminated N
10. GREE Service Manual MODEL GWC09MA A3DNA3A GWHO9MA A3DNA3A GWC12MB A3DNA3A GWH12MB A3DNA3A GWC12MB D3DNA3A GWH12MB D3DNA3A Refrigerant R410A GREE ELECTRIC APPLIANCES INC OF ZHUHAI Table of Contents Table of Contents Summary and EET 1 1 Safety Precautions 20200000009 2 2 Specifications mo oT RE oe E 3 21 Unit SPES po 3 2 2 Operation Characteristic Curve 9 2 3 Capacity Variation According to Temperature 0000 9 2 4 Noise Criteria Curve Tables for Both Models 10 2 5 Operation Med 11 3 Construction Views 2 222 24000 12 ow NE EEE EEE cM 12 FONN 12 4 Refrigerant System Diagram 13 5 Schematic Diagram FEE OE ENN 14 EG OE 14 2 2 MN 14 5 3 Printed Circuit BOSE Ladere 17 6 Function and 20 6 1 Remote Control OPSraOn Sine scnssacisccocssscwssacescecnesdansdacvessscadaceosunaiSaceraideaceieeacstadssnsaisaasesandateaces 20 6 2 Description of Each Control Operation 23 Table of Contents T Installation Manual sss 28 7 1 Notices Tor Installallotias issue e
11. Replace the compressor 58 Out of step occurs in operation ls the outdoor fan working normally 5 the outdoor unit blocked by foreign objects Replace the control panel AP1 If the fault is eliminated N compressor Check if the fan terminal TN OFAN is connected correctly Remove foreign me Replace the fan capacitor C1 Replace the outdoor fan End Troubleshooting 6 Overload and air exhaust malfunction diagnosis following AP1 for outdoor unit control board Mainly detect els the PMV connected well or not Is PMV damaged els refrigerant leaked Fault diagnosis process 20 minutes after the complete unit is powered off 7 Connect the N 7 wires correctly L 15 the terminal for the electronic expansion valve connected correctly Y v Resistances between the first four pins close to the terminal hole and the fifth pin are almost the same less than 100 ohm Replace the electronic expansion valve If the fault is eliminated Replace the control panel AP1 If the fault is eliminated Y Y Coolant leakage refilling the coolant 59 Troubleshooting 7 Power factor correct or PFC fault a fault of outdoor unit AP1 hereinafter refers to the control board of the outdoor unit Mainly detect
12. Schematic Diagram 5 Schematic Diagram 5 1 Electrical Data Meaning of marks Symbol Color symbol Symbol Parts name OG ORANGE PROTECTIVE EARTH WH WHITE COMP COMPRESSOR YE YELLOW CT1 2 OVERLOAD BN BROWN PP BU PP y BK 5 2 Electrical Wiring elndoor Unit ROOM TUBE DISPLAY TEM SENSOR TEM SENSOR AP CN2 0 0 RT1 RT2 A A x lao 2 DISP1 DISP2 Ed ROOM TUBE EN _ W3BN L1 ac 8 CAP Ula I AC L L OUT W2YEG 5 A AP2 a 3 JUMP W1 YEGN EVAPORATOR ELECTRIC BOX G G PGF PG SWING UD TR OUT TR IN y Z Z KV 2 z 13 NS LI FAN MOTOR SWING MOTOR U D TRANSFORMER 14 Schematic Diagram eOutdoor Unit GWCO9MA A3DNA1A O GWC12MB A3DNA1A O CT1 2 TUBE OUTROOM EXHUAST
13. 1 When routing the piping and wiring from the left or right side of indoor unit cut off the tailings i n RE from the chassis when necessary As shown in Fig 3 Vee ring neon 1 Cut off tailing 1 when routing the wiring only Fig 3 With ipe P water drainage pipe 2 Cut off tailing 1 and tailing 2 when routing both the wiring and piping 2 Take out the piping from body case wrap the piping power cords drain hose with the tape and then make them pass through the piping hole As shown in Fig 4 3 Hang the mounting slots of the indoor unit on the upper hooks of the mounting plate and 3 Left rear check if it is firm enough As shown in Fig 5 Right rear Fig 4 4 The installation site should be 250cm or more above the floor fr Mounting eg plate e plate NAA Fig 5 E Sus 7 3 6 Installation of Connection Pipe 1 Align the center of the pipe flare with the related valve 2 Screw in the flare nut by hand and then tighten the nut with spanner and torque wrench by referring to the following Tightening torque approximate N m 6 35 1 4 14 18N m 140 180kgf cm 9 52 3 8 34 42N m 340 420kgf cm 12 7 1 2 49 61N m 490 610kgf cm 15 88 5 8 68 82N m 680 820kgf cm f 22 NOTE Connect the connection pipe to indoor unit at first and then to outdoor unit spenne A 2p Torque Handle piping bending with care Do not damage the connection pipe Ensure that Z
14. Aluminum fin copper tube Type Diameter Length Pipe Diameter Cross flow fan 3 6 25 4 Aluminum fin copper tube 00 3 inch 00 3 inch 2 0 06 25 4 10 5 1 24 Row Fin Coil length I Xheight H Xcoil width L 2 0 06 25 4 10 5 1 24 Sound Power Level dB A Dimension WXHXD 33X11X7 36 33X11X7 Dimension of Package WXHXD 36X14X10 36X14X10 Net Weight Gross Weight db 29 38 29 38 Specifications Outdoor Unit GWC12MB A3DNA1A GWH12MB A3DNA1A O CHINA RESOURCES CHINA RESOURCES SANYO SHENYANG LTD Compressor Type Twin rotory Twin rotory 9 9 7 Power Input W 7751735 7751735 Overload Protector Int111 3979 Int111 3979 hrottling Method Electronic Expansion Valve throttling Electronic Expansion Valve throttling Starting Method Transducer starting Transducer starting Working Temp Range 41 115 41 115 5 86 Aluminum fin copper tube Aluminum fin copper tube Heet Exchanger pipe Diameter Rows 2 0 06 2 0 06 Coil length x height H width 30 2X20X0 9 30 2X20X0 9 900 680 900 680 900 Po Output of Fan Motor W 40 9 X f RA 1 07 1 isolation PL 412 Permissible Excessive Operating Pressure Permissible Excessive Operating Pressure lt Net Weight Gross Weight d 1078 1 107118 Name of refrigerant eight 41 682 48
15. Product Code CB190W0090 7 10 n 2 E 4 5 16 7 18 19 20 Compressor Proctector External 2 22 23 24 olapboard Sub Assy _ a 25 JwCoere _ 1 26 Motor Supot Spot Welding Sub assy 1 27 CoverotReactorBor o o os 1 z Rex O pst 1 20 ReactorSubassy pmo 1 30 eciBorCowrSubAwy _ 1 3 MenBad pot 1 32 pecBoAuy _ 014039866 _ ao 1 8 9 10 EM e ie o EEH 22 23 2 2 2 2 2 2 The data above are subject to change without notice 44 Exploded Views and Parts List GWH12MB D3DNA1A O 22 23 24 25 26 27 28 f AN 2 2 Z V 29 30 45 46 Exploded Views and Parts List Part Code GWH12MB D3DNA1A O CB190W0100 01473012 0143304601P 10333502 15013069 01203939P 06123401 76815203 Compressor and fittings 00205212 21 Compressor Overload Proctector External 00180002 26 Cover Plate 01253443 27 01703007 28 01413029 29 43130178 30 01403616 31 0260309601 32 30138209 33 Electric Box Assy 0140398645 34 Terminal Board 42010255 The data above are subject to change without notice Axial Flow Fan Fan Motor Chassis Sub a
16. case Abnormal sound inside compressor I p Adjust fan location Take out the foreign object Adjust support washer of compressor and tighten loosen screws Separate the touching pipeline 1 Tighten connect screw 2 Stick absorbing clay between plates Adjust location of louver Change compressor Troubleshooting 9 2 Flashing LED of Indoor Outdoor Unit and Primary Judgement Display orindoor state of the lamps of outdoor unit PCB Nane of malfunction unit Reasons ERROR CODE GREEN LED2 RED LED3 YELLOW LED4 Stop for anti freezing E2 blink 4 times blink 3times refrigerant leakage indoor unit air flow protection of indoor unit Stop for exhaust protection Stop for low voltage protection Stop for communication malfunction Stop for compressor H3 overload protection Overload protection E4 blink 7 times E5 blink 5 times blink 8 times blink 6 times blocked up filter duty less refrigerant capillary blocked up ambient temperature is abominable low voltage ambient temperature is abominable communication line failure main PCB failure interfere souce connect line wrong compressor shell over heat lessrefrigerant capillary blocked up ambient temperature is abominable heat exchanger blocked up Stop for IPMmodule protetion blink 4 times IPM moudel over heat low voltage silica gel
17. wrench the joint nut is tightened firmly otherwise it may cause leakage 7 4 Install Outdoor Unit 7 4 1 Electric Wiring cable crossing board 2 1 Remove the cable crossing board 2 of right side plate for outdoor unit 2 Remove the wire clamp pass the power connection wire through the cable crossing board 1 to connect the terminal and then fix them together The wiring distribution must match with the indoor unit 3 Fix the power connection wires with wire clamp tightly 4 Check whether the wiring is fixed well 5 Install the cable crossing board 2 NOTE elncorrect wiring may cause malfunction of spare part e After the wire has been fixed ensure there is free GWHOSMA A3DNATA O GWCOSMA A3DNA1A O GWH12MB A3DNATA O GWC12MB A3DNA1A O 2 Indoor unit connection Power GWH12MB D3DNA1A O GWC12MB D3DNA1A O po 2 3 o o e space between the connection and fixing places on the lead wire ie occum Schematic diagram being reference only please refer to P real product for authentic information Indoor unit connection Power cable crossing board 1 32 Installation Manual 7 4 2 Air Purging and Leakage Test Manifold Valve 1 Connect charging hose of manifold valve to charge end of low pressure 2 7 Mantia valve both high low pressure valves must be tightly shut Miis Connect joint of charging hose to vacu
18. 0 956 248 8031 95 1504 1652 304 2354 093 266 7624 968 1251 167 294 2972 0904 284 7241 986 12 1688 284 29 088 302 6879 1004 1152 1706 2752 2408 086 32 6537 1022 1106 1724 2663 2426 088 338 6219 104 1062 1742 257 2444 ost 356 soos 1058 102 176 249 242 07 374 5619 1076 9809 178 2415 248 0769 392 5346 1004 042 1196 2339 2498 0746 41 sos m2 9054 1814 2265 2516 0729 428 4842 8705 1832 2104 2594 om 446 4611 148 s37 185 2125 2552 062 484 4392 166 8051 1868 2059 257 0 674 482 4184 mea 7745 1886 19 2585 068 50 3987 1202 743 1904 1934 2606 064 518 380 122 i922 1876 2624 0623 536 3624 1238 6905 194 1518 2642 0607 554 3457 1256 6648 1958 1736 266 0592 572 3298 1274 6403 1976 171 2678 0577 59 314 1202 6167 1994 168 2606 056 608 3004 181 5942 2012 1609 2714 0549 626 2868 1328 726 208 1561 2732 0595 6414 2739 1346 5519 2048 1515 275 052 662 2647 1364 532 2066 147 2768 0509 65 Trouble
19. 10600 3100 10600 3250 11100 Inverter different Compressor Standard W Btu h 2650 9000 2650 9000 2820 9500 speed W Btu h 1300 4435 1300 4435 930 3200 Power Input 1050 1050 1100 Inverter different Compressor Standard speed 1050 1050 1100 Standard W 634 634 700 Rated Curreri High A 16 8 16 8 17 0 Standard 3 Air Volume Dehumidifying Volume 181 08 OE SEER HSPF 22 0 8 Indoor unit SH wmm 460 40 bead Fan Motor Aluminum fin coppertube Aluminumfin coppertube Evaporator Coil length height inch 25 4 10 5 1 25 4 10 5 1 Xcoil width L Sound Power Level Dimension WXHXD yr 1X7 a TG Dimension of Package WXHXD mel 36X14X10 36X14X10 Net Weight Gross Weight 29 38 29 38 Specifications Outdoor Unit GWCO9MA A3DNA1A O GWHO09MA A3DNA1A O CHINA RESOURCES CHINA RESOURCES Manufacturer trademark SANYO SHENYANG COMPRESSOR SANYO SHENYANG COMPRESSOR CO LTD CO LTD Overload Protector Int111 3979 Int111 3979 Throttling Method Electronic Expansion Valve throttling Electronic Expansion Valve throttling Starting Method Transducer starting Transducer starting Working Temp Range 41 115 41 115 Heat Exch Coil Aluminum fin copper tube Aluminum fin copper tube eal xcnanger bibe Diameter inch 60 3 60 3 Rows Fin Gap 2 0 06 2 0 06 Coil length I X height H X coil width 31 5X19 5X0 5 31 5 19 5 0 5 Maler Output of Fan Mo
20. Holding down either button above 2 seconds increases or decreases the time by 1 minute every 0 5 second and then by 10 minutes every 0 5 second During blinking after setting press CLOCK button again to confirm the setting and then 2 will be constantly displayed X FAN Pressing X FAN button in COOL or DRY mode the icon is displayed and the indoor fan will continue operation for 10 minutes in order to dry the indoor unit even though you have turned off the unit After energization X FAN OFF is defaulted X FAN is not available in AUTO FAN or HEAT mode TEMP Press this button could select displaying the indoor setting temperature or indoor ambient temperature When the indoor unit firstly power on it will display the setting temperature if the temperature s displaying status is changed from other status to 2 displays the ambient temperature 5s later or within 5s it receives other remote control signal that will return to display the setting tempera ture if the users haven t set up the temperature displaying status that will display the setting temperature TURBO Press this button to activate deactivate the Turbo function which enables the unit to reach the preset temperature in the shortest time In COOL mode the unit will blow strong cooling air at super high fan speed In HEAT mode the unit will blow strong heating air at super high fan speed SLEEP Press this button to go into the SLEEP operation mode Press it again to canc
21. Length m Gas additional charge Connection Piper rid Pipe Diameter 01 4 01 4 Gas Pipe Diameter 03 8 03 8 Max Interunit Height Difference ft 33 33 Max Interunit Piping Length ft 66 66 The above data is subject to change without notice Please refer to the nameplate of the unit Specifications GWC12MB D3DNA3A GWH12MB D3DNA3A 17100150 17100160 Rated Voltage 208 230 208 230 75 Inverter different Compressor 65 speed 15 Total Capacity 4200 14500 Inverter different Compressor 3800 13000 speed 950 3250 Power Input 1500 Inverter different Compressor 1200 speed 220 1500 Rated Current High FL 6 0 300 300 ft min 277 277 M ft min 253 253 218 218 1 2 1 2 EER C O P 12 5 12 5 SEER HSPF 20 20 9 6 Indoor unit GWC12MB D3DNA3A I GWH12MB D3DNA3A I 1280 T 1050 980 Fan Motor 920 20 20 1 0 1 0 0 20 0 20 Cross flow fan Cross flow fan 3 6 25 4 3 6 25 4 22 222 Aluminum fin copper tube Aluminum fin copper tube 00 3 00 3 Evaporator 2 0 06 2 0 06 Coil length I xheight H xcoil 25 4X10 5X1 25 4X10 5X1 width L MP24AA MP24AA 2 4 2 4 3 15 3 15 36 36 Sound Pressure Level 32 32 26 26 46 46 Sound Power Level 42 42 36 36 Dimension WXHXD inch 33X11X7 33X11X7 Dimension of Package WXHXD inch 36X14X10 36X14X10 Net Weight Gross Weight ib 29 38 29 38 Specifications Outdoor Unit GWC12MB D
22. air inlet and outlet should be away from the obstructions Ensure the air can be blown through the whole room 2 Select a site where the condensate can be easily drained out and where it is easily connected to outdoor unit 3 Select a place where it is out of reach of children 4 Select a place where the wall is strong enough to withstand the full weight and vibration of the unit 5 Be sure to leave enough space to allow access for routine maintenance 6 Select a place about 2 3ft or more away from TV set or any other electric appliance 7 Select a place where the filter can be easily taken out 8 Make sure that the indoor unit is installed in accordance with installation dimension instructions 9 Do not use the unit in the laundry or by swimming pool etc 7 1 3 Installation Site of Outdoor Unit 1 Select a site where noise and outflow air emitted by the unit will not annoy neighbors 2 5 elect a site where there is sufficient ventilation 3 Select a site where there is no obstruction blocking the inlet and outlet 4 The site should be able to withstand the full weight and vibration 5 Select a dry place but do not expose the unit to direct sunlight or strong wind 6 Make sure that the outdoor unit is installed in accordance with the installation instructions and is convenient for maintenance and repair 7 The height difference between indoor and outdoor units is within 33 ft and the length of the connecting tubing does not exceed 66 ft
23. blink gt Communication is abnormal Troubleshooting Analysis or processing of some of the malfunction display 1 Compressor discharge protection Possible reasons shortage of refrigerant blockage of air filter poor ventilation or air flow short pass for condenser the system has noncondensing gas such air water etc blockage of capillary assy including filter leakage inside four way valve causes incorrect operation malfunction of compressor malfunction of protection relay malfunction of discharge sensor outdoor temperature too high Processing method refer to the malfunction analysis in the above section 2 Low voltage overcurrent protection Possi ble reason Sudden drop of supply voltage 3 Communic ation malfun ction Processin g method Check if communic ation signal cable is connected reliably 4 Senso r open or shor t circuit Processin g method Check whether s ensor is normal c onnected with the corre sponding po sition on the controller and if damage of lead wire is found 5 Compressor over load protection Possi ble rea sons insufficient or too much refrigrant blockage of capillary an d increas e of suct ion temp improp er running of compressor burning in or stuck of bearing damage of discharge valve malfunc tion of pro tector Processi ng method adjust refrige rant amount replace the capillary replace the compressor use univers al meter to check if the cont actor of compress
24. continuously measured failure in 30S F4 Outdoor condenser sensor start and short circuit continuously measured failure in 30S and don t measure within 10 minutes after defrosted F5 Outdoor exhausting sensor start and short circuit continuously measured failure in 30S after the compressor operated 3 minutes Overload protection of compressor H5 Module protection PH High voltage protection PL Low voltage protection P1 Nominal cooling and heating P2 Maximum cooling and heating P3 Medium cooling and heating PO Minimum cooling and heating 12 Drying Function You may start or stop the drying function under the modes of cooling and dehumidify at the starting status The modes of automatism heating and air supply do not have drying function When you start the drying function after stop the machine by pressing the switch button you should keep running the inner fans for 10 minutes under low air damper The swing will operate as the former status within 10 minutes and other load is stopped then stop the entire machine When you stop the drying function press the switch button will stop the machine directly When you start the drying function operating the drying button will stop the inner fans and close the guide louver 13 Memory function when interrupting the power supply Memory content mode swing function light set temperature and wind speed After interrupted the power supply the machine will start when recovering t
25. data above subject to change without notice ala oa a a a a a a 2 2 2 2 2 2 2 2 2 37 Exploded Views and Parts List Part Code Descripuon GWH12MB D3DNA3A I 12 Qty Product Code CB171N0160 CB171N0150 2 1 1 4 Remote Controller 305100482 305100482 1 1 6 fRingofBearng 26152227 26152022 1 1 8 CrossFlowFan 10382017 10352017 1 9 jRearCaseasy 2204009 22227099 1 1 1 1 1 Front Case Sub assy 1 2 Front Panel Sub Assy 1 1 1 1 1 1 1 25 Air Louver 2 10512165 10512165 1 1 1 29 Rubber Plug Water Tray 76712012 76712012 1 1 1 33 Wall Mounting Frame 01252021 01252021 1 1 1 1 1 1 1 40 Shield Cover of Electric Box Sub assy 7 01592073 05203 1 1 1 The data above are subject to change without notice 38 GWCO9MA A3DNA1A O GWC12MB A3DNA1A O Exploded Views and Parts List 8 2 Outdoor Unit 30 op LUNH AI V 5 31 E 5 S Of 32 xz Y 5 il Hy RAN JP OA AN HUY 4 2 0 00000000600 N 39 Exploded Views and Parts List e peon O NED ETEN _ Qty 1 1 1 1 1 6 frerminalBoard 42010288 420055 1 1 8 0147301
26. eCheck if the reactor L of the outdoor unit and the PFC capacitor are broken Fault diagnosis process Check wiring of the reactor L of the outdoor unit and th PFC capacitor Replace it as per the wiring diagram and reconnect the wires Whether there is an damage or short circuit If the fault is eliminated N y Remove the PFC capacitor and measure resistance N between the two terminals 15 pjshort circuited 26 the capacitor should be repla Is the resistance around zero Restart the unit If the fault is eliminated N Disconnect the terminals for the reactor and measure the resistanc N between the two terminals of the reactor by an ohm gauge hether there is any damage le Ja If the fault is eliminated YV gt or short circuit Replace the control panel AP1 End 60 Troubleshooting 8 Communication malfunction following AP1 for outdoor unit control board Mainly detect els there any damage for the indoor unit mainboard communication circuit Is communication circuit damaged eDetect the indoor and outdoor units connection wire and indoor and outdoor units inside wiring is connect well or not if is there any damage Fault diagnosis process The AP1 voltage detection circuit is at fault the fault is eliminated
27. emit noise Have you done the refrigerant leakage may cause insufficient cooling heating test capacity rated voltage marked on the nameplate damage the product Is the electric wiring and piping It may cause electric malfunction or damage the part connection installed correctly and securely Has the unit been connected to a secure It may cause electrical leakage earth connection Is the power cord specified It may cause electric malfunctionor damage the part Are the inlet and outlet openings It may cause insufficient cooling heating blocked capacity ls the length of connection pipes he refrigerant capacity is not accurate refrigerant capacity been recorded 9 pacity 7 5 2 Operation Test 1 Before Operation Test 1 Do not switch on power before installation is finished completely 2 Electric wiring must be connected correctly and securely 3 Cut off valves of the connection pipes should be opened 4 the impurities such as scraps and thrums must be cleared from the unit 2 Operation Test Method 1 Switch on power and press ON OFF button on the remote controller to start operation 2 Press MODE button to select the COOL HEAT Not available for cooling only unit FAN to check whether the operation is normal or not 33 Installation Manual 7 6 Installation and Maintenance of Healthy Filter 7 6 1 Installation of Healthy Filter 1 Lift up the front panel from its two
28. ends as shown by the arrow direction and then remove the air filter As shown in fig a Fig Fig b Air filter Healthy filter 2 Attach the healthy filter onto the air filter as shown in fig b 3 Install the air filter properly along the arrow direction in Fig c and then close the panel 7 6 2 Cleaning and Maintenance Remove the healthy filter and reinstall it after cleaning according to the installation instruction Don t use brush or hard things to clean the filter After cleaning be sure to dry it in the shade 7 6 3 Service Life The general serive life for the healthy filter is about one year under normal condition As for silver ion filter it is invalid when its surface becomes black green eThis supplementary instruction is provided for reference to the unit with healthy filter If the graphics provided herein is different from the actual product please refer to the atual product The quantity of healthy filters is based on the actual delivery 34 Exploded Views and Parts List 8 Exploded Views and Parts List 8 1 Indoor Unit GWHO9MA A3DNA3A I GWCO9MA A3DNAS3A I GWH12MB A3DNA3A I GWC12MB A3DNA3A I GWH12MB D3DNA3A I GWC12MB D3DNA3A I 35 Exploded Views and Parts List Description Pant Code NO p 9 Product Code 171 0090 06320020 Tube Sensor 3900005
29. ltota SA increase frequency is allowed when total current ltota2B increasing frequency is prohibited when total current ltota2C the unit operates by decreasing frequency When total current D the compressor stops operation and indoor fan will stop operation after 30s unit A 10A B 12A C 14A D 16A 12K unit A 14A B 16A C 18A D 20A For 230 frequency decreasing protection when total current is increasing When total current increase frequency is allowed when total current increasing frequency is prohibited when total current ltota2C the unit operates by decreasing frequency When total current 0 the compressor stops operation and indoor fan will stop operation after 30s 9K unit A 6A B 7A C 8A D 9A 12K unit A 7A B 8A C 9A D 10A 4 Fan Mode Under the mode the indoor fan will run at preset speed and the compressor the outdoor fan the four way valve and the electric heater will stop Under the mode temperature can be set within range of 60 8 to 80 F 5 AUTO Mode Working conditions and process of AUTO mode a When T ambient 278 8 F the unit will operate in Cool mode set temperature is 77 F b When T ambient lt 71 6 F the heat pump unit will operate in Heat mode set temperature be 68 F the cooling only unit will operate in Fan mode set temperature be 77 F c When 73 4 FST ambient lt 77 F the unit will operate in the previous state If it is energized for the first
30. national criterion 4 The power must have reliable earthing terminal Please do not connect the earthing wire with the following CD Water pipe Gas pipe Contamination pipe 4 Other place that professional personnel consider is unreliable 5 The model and rated values of fuses should accord with the silk print on fuse cover or related PCB 29 Installation Manual 7 2 Installation Drawing Space to the ceiling Above Space to the wall Above Air outlet side The dimensions of the space necessary for correct installation of the appliance including the minimum permissible distances to adjacent structures 1 Space to the obstruction E Wf YY TT HIT VELLEM GG YY N CN pP AA Tr lt lt 219 Above Air outlet side Er 30 Installation Manual 7 3 Install Indoor Unit 7 3 1 Installation of Mounting Plate 1 Mounting plate should be installed horizontally As the water tray s outlet for the indoor unit is two way type during installation the indoor unit should slightly slant to water tray s outlet for smooth drainage of condensate 2 Fix the mounting plate on the wall with screws 3 Be sure that the mounting plate has been fixed firmly enough to withstand about 132ib Meanwhile the weight should
31. of temperature Adjust set temperature If cooling heating load is m Check the forecasted load of cooling heating proper flow Malfunction of refrigerant insufficient The refrigerant has leakage or is sure and the low pressure in Leakage between the high pres side the compressor m vacuumize it and supplement the re gt Replace the compressor Check and fill the leakage then frigerant as required 7 Blockage of cooling system Malfunction of four way valve Low Replace the four way valve Local block of capillary gt Replace the capillary Heat insulation for the connection pipes of the indoor unit and the out door unit is bad Judge whether the system is blocked by observing the condensation of evapora tor and the pressure value of the high pressure manometer and take measures to deal with the system Make sure that heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex gs Clean the dust accumulated on the surface of changer the heat exchanger Air filt
32. osa eb 28 7 2 NEA EM DAN METTE Uo US 30 Fe Indoor UNE eee X 31 TA Astal Outdoor Boo TNR Tc 32 7 5 Check after Installation and Operation Test sissciscssancesanudasmernannsaexereanerinnmaanaranndenecdexataxerenabas 33 7 6 Installation and Maintenance of Healthy 34 8 Exploded Views and Parts 35 GU 35 8 2 GT UMi HE NC 39 9 Troubleshooting U O 47 EE ses Rud 47 9 2 Flashing LED of Indoor Outdoor Unit and Primary 51 9 3 Egede RE 1 EE NE 52 9 4 How to Check Simply the Main 54 10 Removal 2 2 2 67 10 1 Removal Procedure of Indoor 67 10 2 Removal Procedure of Outdoor 70 Summary Features Summary and Features Indoor Unit GWC09MA A3DNA3A I 9 12 12 GWC12MB D3DNA3AI l GWH12MB D3DNA3AII Outdoor Unit GWCO09MA A3DNA1A O GWH09MA A3DNA1A O GWC12MB A3DNA1A O GWH12MB A3DNA1A O GWC12MB D3DNA1A O GWH12MB D3DNA1A O
33. the Electrical Wiring Diagram Then energize and start the unit Use ohmmeter to measure the resistance between the three terminals on compressor MP and compare the measurements with the compressor resistance on ervice Manual Ifthe resistance is normal Use ohmmeter to measure the resistance between the two terminals of compressor COMP and copper tube Resistance higher than 500 0 Replace the control panel AP1 55 Troubleshooting 3 High temperature and overload protection diagnosis AP1 hereinafter refers to the control board of the outdoor unit Mainly detect els outdoor ambient temperature in normal range the outdoor and indoor fans operating normally els the heat dissipation environment inside and outside the unit good Fault diagnosis process Overheat and high temperature protection Normal protection please operate Y it after the outdoor ambient temp erature is normalized Is outdoor ambient temperature higher than 53 N 20 minutes after the complete unit is powered off Improve the heat Y dissipation environ ment of the unit Is heat dissipation of the indoor unit and outdoor unit abnormal 1 Check if the fan terminal OFAN is connected correctly N 2 Resistance between any two terminals is measure by an ohm gauge and should be less than 1K Ohm
34. will send a Di sound when the air conditioner is powered up or received the information sent by the remote control or there is a button input the single tube cooler doesn t receive the remote control ON signal under the mode of heating mode 8 Auto button If the controller is on it will stop by pressing the button and if the controller is off it will be automatic running state by pressing the button swing on and light on and the main unit will run based on the remote control if there is remote control order 9 Up and Down Swinging Control When power on the up and down motor will firstly move the air deflector to counter clockwise close the air outlet After starting the machine if you don t set the swinging function heating mode and auto heating mode the up and down air deflector will move to D clockwise under other modes the up and down air deflector will move to L1 If you set the swinging function when you start the machine then the wind blade will swing between L and D The air deflector has 7 swinging states Location L Location A Location B Location C Location D Location L to Location D stop at any location between L D the included angle between L D is the same The air deflector will be closed at 0 Location and the swinging is effectual only on condition that setting the swinging order and the inner fan is running The indoor fan and compressor may get the power when air deflector is on the default location H
35. 10300 1 10 fRearCase 220445 2204406 1 1 JAdeBuh 10542008 1054208 1 12 LeftAxileBush 1 5507 10097 1 13 1051244 10124 1 14 GuideLouver 10512157 10127 1 15 FrontCaseSub assy 20012594 200 94 1 16 Filter Sub Assy 112243 1 112240 2 17 FrontPanelSub Asy 2002586 201248 1 18 Screw Cover 22206 7 22206 1 19 Capacitor 7 33010024 7 33010024 1 20 Jumper 4202012 7 42023000020 1 21 Electric Box Cover 20122055 7 2041205 1 22 Main Board 30138587 301486 1 24 Transformer 43110256 43110256 25 JArtower2 10512186 1 101426 1 2 HelicoidTonge 2611213 26112018 1 28 Step Motor 1521210801 1521210801 29 Rubber Plug Water Tray 767272 77202 1 30 Cable Cross Plate 7 02122009 01209 1 32 26112164 26112164 33 Mounting Frame 5025201 7 025207 1 34 1501208902 150128902 1 1 35 MotorPressPlate 26112101 261120100 1 36 EvaporatrAssy 0100221 01002322102 71 37 Shield Sub assy of Electric Box 0152072 0520072 1 38 TerminalBoard 450422 420233 1 39 Electric Box Covert 201220068 7 2022095 1 40 Shield Cover of Electric Box Sub assy 01592073 01592073 1 41 Display Board 35607 3065007 1 42 j ElecticBoxAssy 202072522 20202259 1 The
36. 2 with universal meter voltage of both sides of R135 The voltage should be variable Test 10 Test the voltage of pin 3 and pin 4 of U132 with universal meter voltage of both sides of R1312 The voltage should be variable Test 15 Otherwise there is malfunction of mainboard of outdoor unit 3 Test the voltage of pin 3 and pin 4 of U131 with universal meter voltage of both sides of R134 The voltage should be variable test 11 Test the voltage of pin 1 and pin 2 of U132 with universal meter voltage of both sides of C134 The voltage should be variable test 12 Otherwise there is malfunction of mainboard of outdoor unit 4 Test the voltage between pin 1 of R135 white and pin 1 of U4 The voltage should be variable Test voltage between pin1 of R131 white and pin 1 of U4 with universal meter The voltage should be variable Otherwise there is malfunction of mainboard of outdoor unit 62 Troubleshooting c Measure voltage at the Test 10 position as shown in the diagram with a voltmeter Value jumping N Y y Measure voltage at the Test 15 position as shown in the diagram with a voltmeter Y Value jumping N gt Y v Fault with outdoor unit End Measure voltage at the Test 11 position as shown in the diagram with a voltmeter y Value jumping N Y y Measure voltage at the Test 12 position as shown in the diagram with a
37. 22 0147302 1 9 Cabinet 0143300400 71 014830460P 1 1 1 13 Clapboard Sub Assy 01233034 01233034 1 1 1 16 Compressor Gasket 76815203 76815203 3 47 Compressor Overload 00180002 00180002 1 Proctector External 1 1 21 Valve 07100005 07100005 1 1 1 25 Right Side Plate Assy 013030712 013030712 1 1 1 Magnet Coil 1 Tube Sensor 1 1 1 1 The data above are subject to change without notice 40 Exploded Views and Parts List GWHO9MA A3DNA1A 0 GWH12MB A3DNA1A O 22 23 24 25 26 27 Tes 77777204 LIL LLL LL LLL 28 29 30 31 41 Exploded Views and Parts List Description Part Code NO P GWHO09MA A3DNA1A O GWH12MB A3DNA1A O Product Code 190 0040 CB190W0060 6 Drainage Connecter 06123401 06123401 8 Compressor and fittings 00072 00205212 10 Valve 07100003 07100003 14 Right Side Plate Assy 013030713 013030713 Proctector External Electric Box Assy 0140398651 0140398651 Terminal Board 42010255 42010255 The data above are subject to change without notice 2 2 2 2 2 2 2 Exploded Views and Parts List GWC12MB D3DNA1A O 23 24 25 26 E L NE 43 Exploded Views and Parts List NO GWC12MB D3DNA1A O
38. 3DNA1A GWH12MB D3DNA1A O CHINA RESOURCES CHINA RESOURCES SANYO SHENYANG COMPRESSOR CO LTD SANYO SHENYANG COMPRESSOR CO LTD Manufacturer trademark Model C 6RZ110H1A C 6RZ110H1A Compressor E 33 33 EE 4581251 w 7751735 11 3079 Electronic Expansion Valve toting Heat Excnanger EL Aluminum f copperube Aluminum fr coppertube Speed _ mm 90680 f ooo 50 7 OutputofFanMotor wf OT a Defrosting Method Auto defrost Climate Type Isolation Moisture Protection 24 1 Permissible Excessive Operating Pressure M 38 for the Discharge Side Permissible Excessive Operating Pressure M 12 for the Suction Side d d lt Sound Pressure Level lt 53 5 e AVIA c 0 Dimension of Package WxHxD inch 34 5 X22 8X14 2 34 5X22 8X14 2 Net Weight Gross Weight 107 18 107 118 Refrigerant Name of refrigerant R410A Weight OZ 45 5 45 5 Max Interunit Height Difference Interunit Piping Length EFE JE PE B The above data is subject to change without notice Please refer to the nameplate of the unit Specifications 2 2 Operation Characteristic Curve 1 Rated voltage 115V
39. 8 2851 122 5 379 536 2718 1228 5 197 554 2592 1256 4986 572 2473 1274 4802 59 236 1292 4625 608 2253 131 4456 626 2151 1328 4294 644 2054 1346 4139 662 1963 1364 399 i E E i E i E m E E ca 2 E Bi EN ES i E un E m E ES E 64 Troubleshooting Resistancetr ResistancetkO Temp CF Resisance kay TemeCF Resstancek 22 184 2501 13892 513 2084 147 0 4 171 4 69 8 23 9 140 4 948 210 2 1 386 14 1 amp 1 716 2285 i48 4773 212 136 32 1503 734 2185 1436 aeos 2138 1307 s 14 752 209 1454 4443 2156 1269 68 152 7 20 1472 429 2174 128 86 1209 788 31914 149 444 2192 148 104 123 806 1813 1508 3908 221 11464 122 mes 824 1755 1526 3861 2228 1491 14 842 168 1544 3729 2246 100 i58 1046 161 1562 3608 2264 1069 i76 9919 878 31543 158 3 481 2282 100 i94 94 896 1479 1598 3304 20 10i 212 914 tate 1616 3252 2318 098 253 east 932 1359 1634 3 44 2336
40. 8 4 30 2 2 33 8 35 6 37 4 39 2 41 42 8 44 6 46 4 48 2 7 0 64 33 9 5 8 45 07 43 16 4 86 3961 1562 884 2264 264 37 96 158 8 555 2282 2568 36 38 1598 8268 230 2498 1616 7 991 2318 2431 3 1634 7 726 2336 236 1652 747 2364 2302 6 167 7224 2372 2241 1688 6998 239 2182 1706 6 761 2408 2124 1724 6542 2426 2 069 1742 631 2444 2015 176 6 129 2462 1963 1778 5 933 248 1912 179 6 576 2498 1 868 1814 5 555 2516 1816 1832 559 2534 177 185 522 2552 1725 1868 506 257 1682 1886 4904 2588 164 Note The information above is for reference only 34 88 33 45 32 09 30 79 29 54 28 36 27 23 26 15 25 11 24 13 23 19 22 29 21 43 20 6 19 81 19 06 0 2 9 2 51 41 49 19 47 08 2 2 5 1 e 66 10 Removal 10 1 Removal of Indoor Unit N warring Be sure to wait for a minimum of 10 minutes after turning off all power supplies before disassembly Step Procedure 1 Remove panel Open the front panel Push the rotor shaft on both sides of the panel to make it separate from the groove Remove the panel 2 Remove filter Loosen the clasp of the filter Push the filter inward an
41. 91G Ambient Temperature Sensor 390000451 390000451 Remote Controller 305100482 Evaporator Support 24212091 Ring of Bearing 26152022 7 76512051 10352017 10 11 12 13 14 15 16 Sub Assy 17 Front Panel Sub Assy 18 Screw Cover 19 Capacitor 0 Jumper 21 2 24 Transformer 43110256 43110256 25 26 5 28 Step Motor 1521210801 1521210801 29 Rubber Plug Water Tray 30 32 Clamp 26112164 26112164 33 34 Fan Motor 35 _ Motor Press Plate 36 Assy 7 8 erminal Board 42011233 9 Electric Box 20122103 hield Cover of Electric Box Sub assy 01592073 41 Display Board 30565007 42 _ Electric BoxAssy 2002250 2020212849 1 The data above are subject to change without notice N N 2 6 ESSE pu 10 12 13 15 16 za 18 19 20 2 A eo 36 Exploded Views and Parts List Description Code GWH12MB A3DNA3A I GWC12MB A3DNA3A I Qty CB171N0120 CB171N0110 1 Pipe Connection Nut Accessories 7 06320000 062020 1 3 Ambient Temperature Sensor 390000451 390000451 4 Remote Controller 7 304042 30510048 1 5 Evaporator Support 24221 2220907 1 6 1 1 2616202 265202 1 7 JO Gasketsub assyofBearng 7 1765251 76542051 1 8 CrossFlowFan 153207 10352007 1 9 Rear Case assy 2200509 22202
42. A eTOP VIEW 9 10 11 12 Ee ne n nn AC L3 4U x2 Gu g b gd SL CI g al E 1 JE 3 p a J 4 9 22 21 1 Slug of on off power 7 highcapacity negative 13 Terminal of power lead in 19 Outdoor ambient temperature wire and live wire sensor terminal 2 High frequency transformer Terminal of DC fan 14 of power 20 Discharge Aer wire and neutral wire compressor g 3 IPM module Live wire terminal of 4 way 15 Terminal of ground wire Terminal of compressor overload protector Protective tube m greenen Stabilized voltage block 7805 Terminal of jump wire live 5 wire and neutral wire AC Neutral wire term
43. Ev q 4 FAN MOTOR I W22 WH 15 Schematic Diagram GWH12MB D3DNA1A O COMP TUBE OUTROOM EXHUAST WIEN W3YEGN TEM SENSOR TEMSENSOR TEMSENSOR RT3 5 12 12 12 MORD x WS BU JWeYE W7 BK SF E A A A A U W XD OVERHEAT OUTTUBE EXHAUST N W15 BU D NU 4 0 2 Lop Le B AP 0 R ar Lu dr L1 2 a G WIS YEGN Y 43 2 Y Y Y oN P W1 OG W2WH EKV au L es P Y 290 Wo BU FAN MOTOR G GWC12MB D3DNA1A O CT1 2 TUBE OUTROOM EXHUAST W3YEGN m TEMSENSOR TEM SENSOR TEM SENSOR W8 YEGN M RT3 RIB o 9 off D lt E A A A A XT2 OVERHEAT OUTTUBE EXHAUST N W5 BU D 0 2 gt BK AP1 0 A L1 ul LAWN
44. For appliances with type Y attachment the instructions shall contain the substance of the following If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard 6 The appliance must be positioned so that the plug is accessible 7 The temperature of refrigerant line will be high please keep the interconnection cable away from the copper tube 8 The instructions shall state the substance of the following This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance 7 1 1 Installation Site Instructions Proper installation site is vital for correct and efficient operation of the unit Avoid the following sites where estrong heat sources vapours flammable gas or volatile liquids are emitted ehigh frequency electro magnetic waves are generated by radio equipment welders and medical equipment esalt laden air prevails such as close to coastal areas ethe air is contaminated with industrial vapours and oils ethe air contains sulphures gas such as in hot spring zones ecorrosion or poor air quality exists 7 1 2 Installation Site of Indoor Unit 1 The
45. be evenly shared by each screw Wall Wall Mark on the middle of it Gradienter SN SS Space i i Space SS Nw the to the va wall 59 18 SS above n n above gt N BE 3E DE eue e Le Right 02 2 2 2 in Rear piping hole Fig 1 Rear piping hole 7 3 2 Drill Piping Hole 1 Slant the piping hole 2 2 on the wall slightly downward to the outdoor side 2 Insert the piping hole sleeve into the hole to prevent the connection piping and wiring from being damaged when passing through the hole 7 3 3 Installation of Drain Hose 1 Connect the drain hose to the outlet pipe of the indoor unit Bind the joint with rubber belt 2 Put the drain hose into insulating tube 3 Wrap the insulating tube with wide rubber belt to prevent the shift of insulating tube Slant the drain hose downward slightly for smooth drainage of condensate Note The insulating tube should be connected reliably with the sleeve outside the outlet pipe The drain hose should be slanted downward slightly without distortion bulge or fluctuation Do not put the outlet in the water 7 3 4 Connecting Indoor and Outdoor Electric Wires 1 Open the front panel 2 Remove the wiring cover Connect and fix the power connection cord to the terminal board as show
46. d then draw it upward to remove it 3 Remove horizontal louver and front case Remove axial sleeve of horizontal louver Bend the louver outwards and then remove the louver Loosen the screws of the electric box cover2 with screwdriver Remove the electric box cover2 Open the screw cap on the front case Remove the screws fixing the front case Loosen the six clasps of the front case Remove the front case Front Case Horizontal Louver 67 Removal Procedure Procedure 4 Remove electric box assy Remove the screws of the electric box assy Remove the screws at the joint of the earthing wire and evaporator Loosen the clasp at the joint of the electric box cover and the electric box Remove the 2 screws of the display Remove the electric Display Board gt o o lt e S o 5 evaporator EE 29 2 a age gt 29 o 2 o c 25 O a Auxiliary Piping aporator evaporator and rear case Adjust slightly the pipe on the evaporator Remove the Remove the 3 screws at the joint of the evaporator 68 6 motor flow blade cross flow blade and the motor Take Remove the scr
47. e from 60 8 to 80 F If the compressor is shut down for some reason the indoor fan and the swing device will operate at original state NY Stop cooling 6 minutes 6 minutes i i Opp Protection Freeze protection Run Under cooling and drying mode 6 minutes after the compressor is started If T evap lt 35 6 F the compressor will operate at reduced frequency If T lt 33 8 is detected for durative 3 minutes the compressor will stop and after 30 seconds the outdoor fan will stop and under cooling mode the indoor fan and the swing motor will remain at the original state If T evap 242 8 F and the compressor has remained at OFF for at least 3 minutes the compressor will resume its original operation state Total current up and frequency down protection For 115V frequency decreasing protection when total current is increasing When total current increase frequency is allowed when total current ltota2B increasing frequency is prohibited when totaly current ltota2C the unit operates by decreasing frequency When total current ltota2D the compressor stops operation and indoo fan will stop operation after 30s 9K unit A 10A B 12A C 14A D 16A 12K unit A 14A B 16A C 18A D 20A For 230V frequency decreasing protection when total current is increasing When total current increase frequency is allowed when total current ltota2B increasing frequency is prohibited w
48. e voltage testing circuit on Replace the control Y control panel 1 panel AP1 N Measure the AC voltage between terminalL on wiring board XT power supply Voltage within 210VAC 250VAC and repair the power supply to restore the power on and If the fault is restart the unit eliminated Y range 210VAC 250VAC Shut down the power and 20 minutes or use DC voltmeter to measure the voltage N on the two ends of capacitor test3 until the voltage is lower than 20V Check the connection of reactor L in the Electrical Wiring Diagram Connect the reactor If the wiring of Laccording to Elec Re energize and If the fault is reactor Lis normal N trical Wiring Diagr turn on the unit eliminated 18 correctly the control panel AP1 54 Troubleshooting 2 IPM Protection Out of step Fault Compressor Phase Overcurrent AP1 below refers to the outdoor control panel Main check points els the connection between control panel AP1 and compressor COMP secure Loose Is the connection in correct order els the voltage input of the machine within normal range Use AC voltmeter to measure the voltage between terminal L and N on the wiring board XT els the compressor coil resistance normal Is the insulation of compressor against the copper tube in good condition els the wor
49. eating angle Cooling angle 0 0 O 0 L1 1 L B1 A C1 B D1 D Function and Control 10 Display D Operation pattern and mode pattern display the display patterns will display for a time when the power on the operation indication pattern will display in red under standby status When the machine is start by remote control the indication pattern will light and display the current operation mode the mode light includes Cooling heating and dehumidify If you close the light key all the display patterns will close Double 8 display According to the different setting of remote control the nixie light may display the current temperature the temperature scope is from 60 8 to 80 F and indoor ambient temperature The heating and air supply temperature will display 77 F under auto mode the temperature will display 64 4 F under the heating mode and the temperature will display H1 under the defrosting mode If you set the fahrenheit temperature display the nixie light will display according to fahrenheit temperature 11 Protection function and failure display E2 Freeze proofing protection E4 Exhausting protection E5 Overcurrent protection E6 Communication failure H4 Overload protection F1 Indoor ambient sensor start and short circuit continuously measured failure in 30S F2 Indoor evaporator sensor start and short circuit continuously measured failure in 30S F3 Outdoor ambient sensor start and short circuit
50. el this function This function is available in COOL HEAT Only for models with heating function or DRY mode to maintain the most comfortable temperature for you LIGHT Press LIGHT button to turn on the display s light and press this button again to turn off the display s light If the light is turned is displayed If the light is tunrned off 1 disappears Combination of and buttons About lock Press and buttons simultaneously to lock or unlock the keypad If the remote controller is locked gg is displayed In this case pressing any button E blinks three times Combination of MODE and buttons About switch between Fahrenheit and Centigrade At unit OFF press MODE and buttons simultaneously to switch between C Replacement of Batteries 1 the battery cover plate from the rear of the remote controller As shown in the figure 2 Take out the old batteries 3 Insert two new AAA1 5V dry batteries and pay attention to the polarity 4 Reinstall the battery cover plate Notes eWhen replacing the batteries do not use old or different types of batteries Otherwise it may cause malfunction elf the remote controller will not be used for a long time please remove batteries to prevent batteries from leaking eThe operation should be performed in its receiving range elt should be kept 3 3ft away from the TV set or stereo sound sets Sketch map for elf the remote con
51. er were blocked Clean the filter To set the fan speed to high or Fan speed was set too slow middle speed Air circulation R is insufficient Capacitor Replace the capaci rotation speed becomes damage tor low Motor damage Replace the motor The installation position of the amp Good ventilation must be provided for the outdoor unit is not appropriate installation position of the outdoor unit The outdoor temperature is too high Properly install the rainproof plate or the sunproof plate If the maximum cool air still can not meet the requirement it is sug gested to replace the air conditioner The air tightness is not enough People come in and out too frequently There are heating devices indoors Keep certain air tightness indoors try not to use electricalappliance with large quantity of heat 48 Troubleshooting The indoor fan motor is burned or breaks or has the heat protector malfunction p fan does run when it is set to supply air The built in heat protector of the motor breaks frequently because the motor is abnormal L p Wrong connection The fan capacitor has open circuit or is damaged Replace the fan motor or the defective part Replace the fan motor Make the correction connection based on the circuit drawing
52. eset 41 F the unit will maintain its original operating status Under this mode the four way valve is energized and temperature can be set within a range of 60 8 to 80 F The operating symbol the heating symbol and preset temperature are revealed on the display 2 Condition and process of defrost When duration of successive heating operation is more than 45 minutes or accumulated heating time more than 90 minutes and one of the following conditions is reached the unit will enter the defrost mode after 3 minutes 1 T outdoor ambient gt 41 F T outdoor tubes 35 6 F 2 35 6 FST outdoor ambient lt lt 41 F T outdoor tubes 42 8 F 3 41 F lt T outdoor ambient lt 35 6 F T outdoor tubes 50 F 4 50 FST outdoor ambient lt 41 F T outdoor tubes T outdoor ambient 42 8 F At that time the indoor fan stops and the compressor stops and after 30 seconds the outer fan will stop and then after 30 seconds the four way valve will stop After 30 seconds the compressor is initiated for raising the frequency to defrost frequency When the compressor has operated under defrost mode for 7 5 minutes or TB outdoor amb lt lt 50 F T outdoor tube lt Toutdoor amb 39 2 F the compressor will be converted to 53Hz operation After 30 seconds the compressor will stop And after another 30 seconds the four way valve will be opened and after 60 seconds the compressor and the outer fan will be started the indoor fan will run
53. essing TIMER button ON or OFF will blink This area will show the set time TURBO icon amp is displayed when pressing theTURBO button Press this button again to clear the display DIGITAL display This area will show the set temperature In SAVE mode SE will be displayed During defrosting operation H1 will be displayed X FAN icon is displayed when pressing the X FAN button Press this button again to clear the display FAN SPEED display Press FAN button to select the desired fan speed setting AUTO Low Med High Your selection will be displayed in the LCD windows except the AUTO fan speed ON OFF Press this button to turn on the unit Press this button again to turn off the unit MODE Each time you press this button a mode is selected in a sequence that goes from AUTO COOL DRY FAN and HEAT as the following AUTO gt COOL gt DRYPFANP HEAT td Note Only for models with heating function After energization AUTO mode is defaulted AUTO mode the set temperature will not be displayed on the LCD and the unit will automatically select the suitable operation mode in accordance with the room temperature to make indoor room comfortable Press this button to increase set temperature Hold it down for above 2 seconds to rapidly increase set temperature In AUTO mode set temperature is not adjustable E Press this button to decrease set temperature Hold it down for above 2 seconds to rapidly decrease set tempe
54. ews at the joint of the down the motor o o ag _ 6 o oa 5g SC oo gt 56 o o EE GE EL 65 Remove screws of step motor then remove the motor Motor Press Plate Remove the cross flow blade Cross Flow Blade 69 Removal Procedure 10 2 Removal Procedure of Outdoor Unit Warning Be sure to wait for a minimum of 10 minutes after turning off all power supplies before disassembly NOTE Take heat pump for example Step Procedure 1 Remove panel Open the front panel Push the rotor shaft on both sides of the panel to make it separate from the groove Remove the panel 2 Remove top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate and then remove the top cover 3 Remove front grille plateRemove connection screws between the front grille and the front panel Then remove the front grille Step Procedure 4 Remove front panel front panel Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel 5 Remove right side plate 53 right side plate Remove connection screws connecting the right side plate with the support Tig SIN and the electric b
55. exceeds the permissible range 4 If the charg volume of refrigerant is too much resulting in that the system pressure is too i 5 Other conditions resulting in that the system pressure becomes too high N top the unit and disconnect the power supply Wait 20 minutes or us DC voltmeter to measure the voltage between two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor If the unit can Y 2 energize work normally and start the unit 7 the control panel 1 4 N Remove the wires on the tw ends of capacitor C2 Then use capacitance meter to measure the capacitor C2 Verify as per the Parameters Sheet If the unit can work Refer to the Electrical Wiring Diagram and check if th connection between and COMP is loose and if the connection order is correct Take corrective actions according to Technical Service Manual and then energize and start the unit If there is abnormality described above If the unit can work normally Y If the connection between AP1 and COMP is unsecure or the connection order is wrong AP1 and compressor COMP correctly according to
56. for successive 20 Indoor ambient temperature seconds The sensor is detected to be open circuited or short circuited for successive 20 Indoor tube temperature seconds The sensor is detected to be open circuited or short circuited for successive 30 Outdoor ambient temperature seconds The sensor is detected to be open circuited or short circuited for successive 30 seconds and no detection is performed within 10 minutes after defrost begins After the compressor has operated for 3 minutes the sensor is detected to be Exhaust SR A open circuited or short circuited for successive 30 seconds After the compressor has operated for 3 minutes the sensor is detected to be open circuited or short circuited for successive 30 seconds Outdoor tube temperature 3 Other Controls 1 ON OFF Press the remote button ON OFF the on off state will be changed once each time you press the button 25 26 Function and Control 2 Mode Selection Press the remote button MODE then select and show in the following ways AUTO COOL DRY FAN HEAT AUTO 3 Temperature Setting Option Button Each time you press the remote button TEMP or the setting temperature will be up or down by 33 8 F Regulating range 60 8 to 80 F the button is useless under the AUTO mode 4 Time Switch You should start and stop the machine according to the setting time by remote control 5 SLEEP State Control When the air conditione
57. han 1 disconnect switch Lock out and tag switch with a suitable warning label supply power to the unit unless all wiring and tubing are completed reconnected and checked system adopts highly dangerous electrical voltage Incorrect connection or inadequate grounding can cause personal injury or death Stick to the wiring diagram and all the instructions when wiring eHave the unit adequately grounded in accordance with local electrical codes eHave all wiring connected tightly Loose connection may lead to overheating and a possible fire hazard All installation or repair work shall be performed by your dealer or a specialized subcontractor as there is the risk of fire electric shock explosion or injury Removal Procedure eMake sure the outdoor unit is installed on a stable level surface with no accumulation of snow leaves or trash beside eMake sure the ceiling wall is strong enough to bear the weight of the unit eMake sure the noise of the outdoor unit does not disturb neighbors eFollow all the installation instructions to minimize the risk of damage from earthquakes typhoons or strong winds eAvoid contact between refrigerant and fire as it generates poisonous gas eApply specified refrigerant only Never have it mixed with any other refrigerant Never have air remain in the refrigerant line as it may lead to rupture and other hazards eMake sure no refrigerant gas is leaking out when installat
58. he power according to the memory content automatically If the last remote control command has not set the timed function the system will remember the last remote control command and operate according it If the last remote control command has set timed function and the power supply is interrupted before the timed time the system will remember the timed function of the last remote control command the timed time will recounted form power on If the last remote control command has set timed function the time is out and the system is start or stop according to the set time when the power supply is interrupted the system will remember the operation status before the power supply was interrupted and do not carry out timed action The timed clock will not remembered 27 Installation Manual 7 Installation Manual 7 1 Notices for Installation caution 1 The unit should be installed only by authorized service center according to local or government regulations and in compliance with this manual 2 Before installing please contact with local authorized maintenance center If the unit is not installed by the authorized service center the malfunction may not be solved due to incovenient contact between the user and the service personnel 3 When removing the unit to the other place please firstly contact with the local authorized service center 4 Warning Before obtaining access to terminals all supply circuits must be disconnected 5
59. hen total current ltota2C the unit operates by decreasing frequency When total current 0 the compressor stops operation and indoor fan will stop operation after 30s 9K unit A 6A B 7A C 8A D 9A 12K unit A 7A B 8A C 9A D 10A 2 Drying Mode Working conditions and process of drying If Tamb gt Tpreset the unit will enter cooling and drying mode in which case the compressor and the outdoor fan will operate and the indoor fan will run at low speed If Tpreset 35 6 FsTambsTpreset the compressor remains at its original operation state If Tamb Tpreset 35 6 F the compressor will stop the outdoor fan will stop with a time lag of 30s and the indoor fan will operate at low speed 2 Protection Protection is the same as that under the cooling mode 3 Heating Mode Start cooling Tpreset Original working state Tpreset 35 6 F Compressor Outdoor fan Indoor fan 23 Function and Control D Working conditions and process of heating If Tamb lt Tpreset 35 6 F the unit enters heating mode in which case the four way valve the compressor and the outdoor fan will operate simultaneously and the indoor fan will run at preset speed in the condition of preset cold air prevention If T amb 2Tpreset 41 F the compressor will stop the outdoor fan will stop with a time lag of 30s and the indoor fan will stop after 60 second blow at low speed If Tpreset 35 6 F lt T amb Tpr
60. inal of 47 Protective tuba N4 joint AC N3 AC L2 joint 4 way valve AC L3 External connect jumper wire Terminal of 6 highcapacity positive 12 IAPR 18 outdoor pipe neutral wire terminal temperature eBOTTOM VIEW 8 Schematic Diagram GWH12MB D3DNA3A GWC12MB D3DNA3A eTOP VIEW 17 16 1514 13 2071 19 EE 3 LX 7 11 id pns n Fi nmn EO LI Wu OF nl E LILILI ues 1 EN m CD ula 21 Om ETE yo Hn 9 LA A T a ml E af no LL v 5 E 22 S a 1 V 5 Ld 1 2 3 45 6 7 Stabilized voltage block 4nay valve terminal 19 Terminal of neutral wire and 7805 y jumper wire connect with N2 14 Live wire connect with 20 Terminal of electron expansion reactor and 4 way valve valve Terminal of neutral wire and jumper wire connect with N3 Terminal of compressor overload protector Compressor discharge Terminal of communication temperature sensor wire Outdoor ambient 6 Functio
61. ion is completed eShould there be refrigerant leakage the density of refrigerant in the air shall in no way exceed its limited value or it may lead to explosion eKeep your fingers and clothing away from any moving parts eClear the site after installation Make sure no foreign objects are left in the unit eAlways ensure effective grounding for the unit N caution eNever install the unit in a place where a combustible gas might leak or it may lead to fire or explosion eMake a proper provision against noise when the unit is installed at a telecommunication center or hospital eProvide an electric leak breaker when it is installed in a watery place eNever wash the unit with water eHandle unit transportation with care The unit should not be carried by only one person if it is more than 20kg eNever touch the heat exchanger fins with bare hands eNever touch the compressor or refrigerant piping without wearing glove eDo not have the unit operate without air filter eShould any emergency occur stop the unit and disconnect the power immediately eProperly insulate any tubing running inside the room to prevent the water from damaging the wall Specifications 2 Specifications 2 1 Unit Specifications GWCO9MA A3DNA3A GWHO9MA A3DNA3A Product Code CB17100090 CB17100100 COOLING COOLING HEATING Rated Voltage 115V 115V Frequency Inverter different Compressor Standard speed Total Capacity W Btu h 3100
62. king load of the machine too high Is the radiation good les the charge volume of refrigerant correct Fault diagnosis process Energize and Switch on Use AC voltmeter to measure the voltage between terminal L and N on the wiring board XT f the voltage between terminal L and N on wiring board XT is within 210VAC 250VAC Check the supply voltage and restore it to 210VAC 250VAC IPM protection occurs after the machine has run for a period of time Restart theunit Before protection occurs use DC voltmeter to Voltage between If the unit ca Y the two ends of celectrolytic measure the voltage N capacitor test3 is between the two wor iv igher than ends of electrolytic normally capacitor on control panel APT Please confirm 1 If the indoor and outdoor heat Reconnect the capacitor C2 according to Electrical Wiring Diagram Then Restart the unit Stop the unit and disconnect the power supply Then check the connection of capacitor C2 according to Electrical Wiring Diagram The connection of capacitor C2 the heat exchange of indoor and outdoor unit 2 If the indoor and outdoor fans are working normally If the temperature is too high resulting in that the system pressure is too high and
63. length 16ft 0 86 11 12 2 19 4 23 26 6 30 2 33 8 37 4 41 44 6 48 2 51 8 Outdoor temp F 2 4 Noise Criteria Curve Tables for Both Models 09K Unit Outdoor side noise Indoor side noise when blowing 70 60 50 Noise dB A 40 P EE EP Noise dB A 30 20 Indoor fan motor rotating speed 0 20 40 60 80 100 Compressor frequency Hz 10 Specifications 12K Unit Outdoor side noise Indoor side noise when blowing 70 60 2 50 5 g g o eo o o 40 2 2 30 Low Middle High Turbo 20 Indoor fan motor rotating speed 0 20 40 60 80 100 Compressor frequency Hz 2 5 Operation Data Cooling Temperature condition F psum Heat exchanger pipe temp Indoor fan Outdoor fan Compressor T1 F T2 F iis 53 6 to 57 2 105 8 to 109 4 57210536 109410113 TURBO ver 5 Heating Standard Model name pressure Outdoor P MP a o ae Men P The air pipe pressure gas valve side pressure connect to indoor and oudoor unit T1 Inlet and outlet pipe temperature of evaporator T2 Inlet and outlet pipe temperature of condenser NOTES 1 Measure surface temperature of heat exchanger pipe around center of heat exchanger path U bent Thermistor themometer 2 Connecting piping condition 25ft Temperature condition F Hea
64. n and Control 6 1 Remote Control Operations Function and Control ON OFF Press it to start or stop operation MODE Press it to select operation mode AUTO COOL DRY FAN HEAT Press it to increase temperature setting Press it to decrease temperature setting FAN Press it to set fan speed Press it to set swing angle TIMER ON Press it to set auto on timer TIMER OFF Press it to set auto off timer CLOCK Press it to set clock X FAN X FAN is the alternative expression of BLOW for the purpose of understanding TEMP TURBO SLEEP LIGHT Press it to turn on off the light MODE icon If MODE button is pressed current operation mode icon AUTO COOL 4 DRY or XX HEAT is only for heat pump models will show SLEEP icon Cis displayed by pressing the SLEEP button Press this button again to clear the display TEMP icon Pressing TEMP button A set temperature 7 indoor ambient temperature outdoor ambient temperature and blank is displayed circularly Up amp down swing icon 3l is displayed when pressing the up amp down swing button Press this button again to clear the display 20 Function and Control LIGHT icon 9 is displayed by pressing the LIGHT button Press LIGHT button again to clear the display LOCK icon im is displayed by pressing and buttons simultaneously Press them again to clear the display SET TIME display After pr
65. n in Fig 2 3 Make the power connection cord pass through the hole at the back of indoor unit 4 Reinstall the cord anchorage and wiring cover 5 Reinstall the front panel Indoor Wall 2 2 7 a IN 2 2 Outdoor 77 zh EU outlet pipe of amp R indoor unit rubber belt outlet pipe of h drain hose indoor unit rubber belt insulating tube rubber belt outlet pipe of indoor unit connected insulating tube distortion EE P d Cor D lt gt lt Flooded Wiring Cover 2 3 blue black yellowgreen 1 outdoor unit connection 31 Installation Manual NOTE All wires between indoor and outdoor units must be connected by the qualified electric contractor e Electric wires must be connected correctly Improper connection may cause malfunction e Tighten the terminal screws securely e After tightening the screws pull the wire slightly to confirm whether it s firm or not e Make sure that the electric connections are earthed properly to prevent electric shock e Make sure that all wiring connections are secure and the cover plates are reinstalled properly Poor installation may cause fire or electric shock Gas side pipe Rae me 7 3 5 Installation of Indoor Unit tr Mee side piping eThe piping can be output from right right rear left or left rear
66. of compressor Remove the 3 footing screws of the compressorand remove the compressor Procedure 4 way valve assy compressor 73 5 GREE GREE ELECTRIC APPLIANCES INC OF ZHUHAI Jinji west Rd Qianshan Zhuhai Guangdong China Tel 86 756 8522219 After sale Service Dept Post code 519070
67. or is fine when it is not overh eated if not replace the prote ctor 6 System malfun ction i e overloadprotection Whentubetemperature Check thetemperatureof outdoor heat exchanger when cooling and check the temperatur e of indoor heat exchanger when heating is too high protectionwill beactivated Possi ble reasons Outdoor tempera ture is too high when cooling insufficient outdoor air circulation refrigerant flow malfunction please refer to the malfunction analysis in the previous section for handling method 7 IPM module protection Processing method Once the module malfunction happens if it persists for a long time and can not be self canceled cut off the power and turn off the unit and then re energize the unit again after about 10 min After repeating the procedure for sever times if the malfunction still exists replace the module 53 Troubleshooting 9 4 How to Check Simply the Main Part 1 Capacitor charge fault Fault with outdoor unit AP1 below refers to the outdoor control panel Main Check Points eUse AC voltmeter to check if the voltage between terminal L and on the wiring board is within 210VAC 240VAC els the reactor L correctly connected Is the connection loose or fallen Is the reactor L damaged Fault diagnosis process Turn on the unit and wait 1 minute Use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor Fault with th
68. ox Then remove the 3 right side plate Ni fy C 8 3 3 6 Remove axial flow blade Remove the nut fixing the blade and thenremove the axial flow blade axial flow blade Removal Procedure Step Procedure 7 Remove motor and motor support 23 motor support Remove the 4 tapping screws fixing the motor Pull out the lead out wire and remove themotor Remove the 2 tapping screws fixingthe motor support Lift motor support to re move it 8 Remove electric box assy electric box assy Remove the 2 screws fixing the cover of elec tric box Lift to remove the cover Loosen thewire and disconnect the terminal Lift to re move the electric box assy 9 Remove clapboard sub assy Loosen the screws of the clapboard sub assy The clapboard sub assy has hook on thelower side Lift and pull the clapboard sub assy to remove clapboard sub assy Step 10 Remove 4 way valve assy 11 Remove compressor assyUnscrew the fastening nut of the 4 way ValveAssy coil and remove the coil Wrap the 4 way Valve Assy with wet cotton and unsolderthe 4 weld spots connecting the 4 way ValveAssy to take it out Note Refrigerant shouldbe discharged firstly Welding processshould be as quickly as possible and keepwrapping cotton wet all the time Be sure notto burn out the lead out wire
69. r is under the mode of COOL DRY and the SLEEP mode has been set well after the SLEEP state keeps about 1 hour the pre setting T will raise 33 8 F and it will raise 33 8 F again after 2 hours so it raise 35 6 F in 2 hours then it will run on at the setting temperature and wind speed b When the air conditioner is under the mode of HEAT and the Timer has been set well after the SLEEP state keeps about 1 hour the pre setting T will reduce 33 8 F and it will reduce 33 8 F again after 2 hours so it reduce 35 6 F in 2 hours then it will run on at the setting temperature and wind speed c The setting temperature keeps the same under the FAN mode and AUTO mode 6 Indoor Fan Control The Indoor Fan can be set as HIGH MED LOW by remote control and the Indoor Fan will be respectively run at high medium low speed It will also be set as AUTO and the Indoor Fan is as the followings at the automatic wind speed Cooling mode Tring gt Tsetting 35 6 F high speed Tsetting 35 6 F lt Tring lt Tsetting 35 6 F medium speed TringsTsetting 35 6 F low speed Sending wind mode Tring gt Tsetting 39 2 F high speed Tsetting 35 6 FsTringsTsetting 39 2 F medium speed Tring lt Tsetting 35 6 F low speed Moisture removal mode force to be set as the low speed Heating mode Trings Tsetting 33 8 F high speed Tsetting 33 8 F lt Tring lt Tsetting 41 F medium speed Tring 2Tsetting 35 6 F low speed 7 Buzzer Control The buzzer
70. rature In AUTO mode set temperature is not adjustable EI This button is used for setting fan speed in the sequence that goes from AUTO 4 PPT to then back to Auto gt AUTO gt 46 44 Low speed Medium speed High speed N 5 Press this button to set amp down swing angle which circularly changes as below N N M T gt A OFF Ap 3J 7141 n This remote controller is universal If any command 3l gt ora is sent out the unit will carry out the command as zl 3l indicates the guide louver swings as p I he 21 Function and Control TIMER ON Press this button to initiate the auto ON timer To cancel the auto timer program simply press this button again After pressing this button Q disappears and ON blinks 0 0 00 is displayed for ON time setting Within 5 seconds press or button to adjust the time value Every press of either button changes the time setting by 1 minute Holding down either button rapidly changes the time setting by 1 minute and then 10 minutes Within 5 seconds after setting press TIMER ON button to confirm B TIMER OFF Press this button to initiate the auto off timer To cancel the auto timer program simply press the button again TIMER OFF setting is the same as TIMER ON BH Pressing CLOCK button 3 blinks Within 5 seconds pressing or button adjusts the present time
71. rotection of compressor If exhaust temperature 2208 4 F frequency is not allowed to rise If exhaust temperature 2217 4 F the compressor will run at reduced frequency If exhaust temperature 2230 F the compressor will stop If exhaust temperature lt 194 Fand the compressor has stayed at stop for at least 3 minutes the compressor will resume its operation 3 Communication fault If the unit fails to receive correct signals for durative 3 minutes communication fault can be justified and the whole system will stop 4 Module protection Under module protection mode the compressor will stop When the compressor remains at stop for at least 3 minutes the compressor will resume its operation If module protection occurs six times in succession the compressor will not be started again 5 Overload protection If temperature sensed by the overload sensor is over 239 F the compressor will stop and the outdoor fan will stop with a time lag of 30 seconds If temperature is below 203 the overload protection will be relieved If voltage on the DC bus is below 150V or over 420V the compressor will stop and the outdoor fan will stop with a time lag of 30 seconds When voltage on the DC bus returns to its normal value and the compressor has stayed at stop for at least 3 minutes the compressor will resume its operation Faults of temperature sensors Designation of sensors The sensor is detected to be open circuited or short circuited
72. shooting Appendix 3 Resistance Table of Outdoor Discharge Temperature Sensor 50K Temp F Resistance kQ Resistance kQ Temp CF Resistance kQ Temp F Resistance kQ 20 2 853 5 50 1202 184 1904 474 18 4 799 8 9342 122 1765 1922 4609 1238 1699 194 4469 1256 1636 1958 4334 1274 1575 1976 4204 1292 1517 1994 4079 131 1462 2012 3958 1328 1409 203 3841 1346 13 58 2048 3 728 1364 13 09 2066 3 619 1382 1262 2084 3 514 140 1217 2102 3413 1418 1174 212 3315 1436 1132 2138 322 1454 1093 2156 3 120 1472 104 2174 304 149 1018 2192 2955 1508 9 827 221 2872 1526 949 2228 2792 4134 1544 9 165 2246 2715 E ES bad ES E 16 6 14 8 13 11 2 9 4 7 6 5 8 4 2 2 750 703 8 660 8 620 8 580 6 548 9 516 6 486 5 458 3 432 407 4 384 5 362 9 342 8 323 9 306 2 289 6 274 259 3 245 6 232 6 220 5 209 198 3 199 1 178 5 169 5 161 153 145 4 138 3 131 5 125 1 119 1 113 4 108 102 8 5 89 07 84 95 81 05 5 77 35 59 73 83 70 5 67 34 68 61 48 58 77 1 4 3 2 56 19 53 74 10 4 12 2 14 15 8 17 6 19 4 21 2 3 24 8 26 6 2
73. ssy Drainage Connecter 7 Compressor Gasket Motor Suport Spot Welding Sub assy Cover of Reactor Box Reactor Reactor Sub assy Electric Box Cover Sub Assy 9 10 on MED o NEM NEU 8 9 ELM E o2 24 25 26 EEA 28 29 EI 32 Troubleshooting 9 Troubleshooting 9 1 Malfunction Analysis Note When replacing the controller make sure insert the wire jumper into the new controller otherwise the unit will display C5 Air conditioner can not Trip of breaker or blow of fuse The breaker trips at once when it is set to ON Measure insulation resistance to ground to see if there is any leakage I The breaker trips in few minutes when it is set to ON The circuit or the part of the air conditioner has malfunction They heat and break the insula tion and lead to short circuit or creepage Measure the insula tion resistance or eliminate the malfunction one by one If the breaker itself has malfunction then replace the breaker The air condi inserted the buzzer does not sound and the remote startup has no No power Check power supply circuit Fuse of controller burnt out 2 Power plug is not well plugged in Check if the plug is properly Ex react af
74. t exchanger pipe temp Indoor fan Outdoor fan Compressor mode mode revolution rps 11 Constrction Views 3 Construction Views 3 1 Indoor Unit 33 3 LoL 51 21 3 1 6 8 00 L 0 zi og og F M e 3 2 Outdoor Unit Unit inch System Diagram 4 Refrigerant System Diagram 1 Cooling Only Models INDOOR UNIT OUTDOOR UNIT GAS SIDE HEAT EXCHANGE EVAPORATOR 2 Cooling amp Heating Models tor EXCHANGE CONDENSER C 2 Electronic Expansion Valve Strainer COOLING INDOOR UNIT OUTDOOR UNIT GAS SIDE 3 WAY VALVE EVAPORATOR COMPRESSOR EXCHANGE CONDENSER LIQUID SIDE I 1 COOLING lt HEATING Refrigerant pipe diameter Liquid 1 4 Gas 3 8 13
75. ter It 15 and poor connection plugged in and make the loose 3 powered after contact firm 9 the plug is o Change controller fuse The transformer connection is loose or has bad contact or the lis powered the Fasten the wiring measure the output voltage of the trans former if it is incorrect change response transformer has malfunction ihe transformer Controller is broken Check remote controller Remote controller is short of gt Change batteries The remote First press the manual switch controller does button AUTO if there is no not receive signals after it buzzer will sound unless it has malfunction Remote controller malfunction Receiver loose or poor connection Receiver is broken response check based on the above methods If it runs nor mally after pressing the button check again whether the instal lation position and the connec tion wire of the reception head is correct If it is correct then re place the receiver or the remote controller Check the voltage If it is lower than 1096 of Power voltage is too low the rated voltage check the cause improve the power supply condition and add the sta bilized voltage power supply 47 Troubleshooting Poor COOL HEAT operation Improper set
76. the capillary Replace the compressor The protector itself has malfunction gt Replace the protector 49 50 torque of the swing motor is not enough Troubleshooting Wrong connection First check whether the connection is wrong If no replace the parts The controller is damaged IC2003 is damaged the swing relay can not close etc Controller malfunction 1 2003 broken creepage of parallel capaci tor of relay loop relay is broken etc Change controller The swing fan does not run In cool heat mode the outdoor unit Wire loose or wrong connection Correctly wire according to the drawing and compres sor will not run Improper setting of temperature Adjust setting temp Drainage pipe blocked or broken Water leakage Change drainage pipe 4 Wrap of refrigerant pipe joint is not close enough Re wrap and make it tight Fan of indoor unit contacts other parts A Foreign object in indoor unit Compressor shakes too much Abnormal sound and shake Touch of pipeline of outdoor unit Touch of inner plates Louver of outdoor unit touched outer
77. time it will operate in Fan mode d When the unit operates in Auto mode the compressor frequency during cooling operation is the same with that of heating mode 24 Function and Control Protection a In cooling operation protection is the same as that under the cooling mode b In heating operation protection is the same as that under the heating mode c When ambient temperature changes operation mode will be converted preferentially Once started the compressor will remain unchanged for at least 6 minutes 6 Common Protection Functions and Fault Display under COOL HEAT DRY and AUTO Modes D Overload protection T tube measured temperature of outdoor heat exchanger under cooling mode and measured temperature of indoor heat exchanger under heating mode 1 Cooling overload a If T tubes125 6 F the unit will return to its original operation state b tube2131 F frequency rise is not allowed tube gt 136 4 F the compressor will run at reduced frequency d If T tube gt 143 6 F the compressor will stop and the indoor fan will run at preset speed 2 Heating overload lt 125 6 the unit will return to its original operation state b IfTtubez131 F frequency rise is not allowed IFT tube2136 4 F the compressor will run at reduced frequency d f T tube2 143 6 F the compressor will stop and the indoor fan will blow residue heat and then stop 2 Exhaust temperature p
78. tor ET rr Capacitor 712 Fm Defrosting Method Climate Type Isolation EE MEN CNN NNNM INN Moisture Protection Permissible Excessive Operating Pressure Permissible Excessive Operating Pressure E Net Weight Gross Weight lb f Interunit Piping Length 6 66 The above data is subject to change without notice Please refer to nameplate of the unit Specifications Model Product Code GWC12MB A3DNA3A GWH12MB A3DNA3A CB17100110 CB17100120 Function COOLING Rated Voltage 115V Frequency High Hz Inverter different Compressor Standard 8 59 LING HEATING 115V 0 75 65 15 15 speed Low Hz 15 High W Btu h 4100 14000 Standard w 960 Low Ww 120 High W 40 7 Standard W 90 High A 4 0 Total Capacity Inverter different Compressor speed Power Input Inverter different Compressor speed Rated Input Rated Current 4100 14000 3520 12000 1320 4500 1450 4200 14500 3800 13000 950 3250 1500 960 120 1450 960 17 0 11 0 1200 220 1500 1200 18 2 12 5 SEER HSPF Indoor unit GWC12MB A3DNA3AII 253 218 12 5 20 9 6 12 1260 1280 1070 900 1050 980 Fan Motor Output RLA 730 920 2 w 0 38 Cross flow fan 03 6X25 4
79. tor blinks for once gt Compressor stars normal Yellow indicator blinks for twice Defrosting normal display of indoor unit Anti freezing protection normal Yellow indicator blinks for 3 times p display of indoor unit Yellow indicator blinks for 4 times protection Yellow indicator blinks for 5 times j Overcurrent protection Yellow indicator blinks for 6 times 3 gt Overload protection Yellow indicator blinks for 7 times Exhaust protection _ Yellow indicator blinks for 8 times Overlod protection of compresoor Indicator display of outdoor unit Red indicator blinks for once L Cooling dehumidify or heating current gt dropped frequency current Red indicator blinks for twice _ Exhaust temp gt dropped frequency temp Red indicator blinksfor 3 times Tubetemp gt dropped frequency temp 1 indicator blinks for 4 times _ X dropped frequency temp _ indicator blinks for 5 times Outdoor condenser temp sensor mal Red indicator for 6 times L Outdoor ambient temp sensor mal Red indicator blinks for 7 times Outdoor exhaust temp sensor mal Red indicator blinks for 8 times mn a Starting at temp does not reach Green indicator does not
80. troller does not operate normally please take the replacing batteries batteries out and reinsert them after 30 seconds If it still can t operate properly replace the batteries 22 Function and Control 6 2 Description of Each Control Operation 1 Temperature Parameters Indoor preset temperature Tpreset Indoor ambient temperature Tamb 2 Basic Functions Once energized in no case should the compressor be restarted within less than 3 minutes In the situation that memory function is available for the first energization if the compressor is at stop before de energization the compressor will be started without a 3 minute lag if the compressor is in operation before de energization the compressor will be started with a 3 minute lag and once started the compressor will not be stopped within 6 minutes regardless of changes in room temperature 1 Cooling Mode D Working conditions and process of cooling When Tamb 2Tpreset the unit will enter cooling operation in which case the indoor fan the outdoor fan and the compressor will work and the indoor fan will run at preset speed When Tamb lt Tpreset 35 6 F the compressor will stop the outdoor fan will stop with a time lag of 30s and the indoor fan will run at preset speed When Tpreset 35 6 F Tamb lt Tpreset 33 8 the unit will remain at its previous state Under this mode the four way valve will be de energized and temperature be set within a rang
81. um pump Lo Handle eiisirsheg Hi handle 3 Fully open the handle of Lo manifold valve 2 1 4 Open the vacuum pump for vacuumization At the beginning slightly 2 loosen joint nut of low pressure to check if there gt Charging hose is air coming inside If noise of vacuum pump has been changed the reading of multimeter is 0 Then tighten the nut 2 s 5 Keep vacuuming for more than 15mins and make sure the reading of multi meter is 14 5PSI 29 9in Hg Fig Vacuum pump 6 Fully open high low pressure valves g 7 Remove charging hose from charging end of low pressure valve 8 Tighten lid of low pressure valve As shown in Fig 6 7 4 3 Outdoor Condensate Drainage only for Heat pump unit During heating operation the condensate and defrosting water should be drained out reliably through the drain hose Drainwaternole Install the outdoor drain connector in a 9 8 hole on Bottom frame the base plate and attach the drain hose to the connector 5 so that the waste water formed in the outdoor unit can be Drain connecter drained out The hole diameter 9 8in must be plugged Hose available commercially Whether to plug other holes will be determined by the dealers according to actual conditions inner dia 0 6in 7 5 Check after Installation and Operation Test 7 5 1 Check after Installation Items to be checked Possible malfunction Has it been fixed firmly he unit may drop shake or
82. under preset cold air prevention conditions and H1 will be displayed at temperature display area on the display panel Defrost frequency is 70Hz 9 Protection Cold air prevention The unit is started under heating mode the compressor is ON In the case of T indoor amb lt 75 2 F if T tube lt 104 F and the indoor fan is at stop state the indoor fan will begin to run at low speed with a time lag of 2 minutes Within 2 minutes if T tube 104 F the indoor fan also will run at low speed and after 1 minute operation at low speed the indoor fan will be converted to operation at preset speed Within 1 minute low speed operation or 2 minute non operation if T tube gt 107 6 F the fan will run at present speed In the case of T indoor amb 275 2 F if T tube lt 107 69F the indoor fan will run at low speed and after one minute the indoor fan will be converted to preset speed Within one minute low speed operation if T tube 107 6 F the indoor fan will be converted to preset speed Note T indoor amb indicated D and 2 refers to under initially heating mode the indoor ambient temperature before the command to start the compressor is performed according to the program or after the unit is withdrawn from defrost the indoor ambient temperature before the defrost symbol is cleared Total current up and frequency down protection For 115V frequency decreasing protection when total current is increasing When total current
83. voltmeter Value jumping The communication circuit of the outdoor unit is normal 63 Troubleshooting Appendix Appendix 1 Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units 15K Temp F Resistance kQ Resistance kO 22 1381 68 1875 1382 04 1286 698 1793 140 3711 14 1216 716 17 14 1418 3 579 32 115 734 1639 1436 3454 5 1087 752 1568 68 1029 77 15 86 94 788 1436 104 9222 806 1374 122 8735 824 1316 14 8275 842 126 158 7843 86 1207 176 7435 878 1157 194 705 896 11 09 212 6688 914 1063 23 6346 932 102 248 6023 95 979 266 5718 968 9382 284 5431 986 9003 302 5159 1004 8 642 32 4902 1022 8297 338 466 104 7967 a Mi IE Mi a 38 AM 11988 11888 II 19 JE a a E E 289 046 251 6 374 4214 1076 7352 392 4009 1094 7065 41 3815 112 679 428 3632 113 6529 446 3458 1148 6278 464 3294 1166 6 038 482 3138 1184 5 809 50 299 1202 5589 51

Service Manual (9K & 12K 115V)

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Service Manual (9K &amp; 12K 115V)

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Service Manual (9K & 12K 115V)