Related Manuals for Gree GWH07AFA-K3NNA1A
Summary of Contents for Gree GWH07AFA-K3NNA1A
- Page 1 Change for life Service Manual Models: GWH07AFA-K3NNA1A GWH09AFA-K3NNA1A GWH09AFB-K3NNA1A GWH12AFB-K3NNA1A GWH12AFC-K3NNA1A GWH18AFC-K3NNA1A GWH24AFD-K3NNA1A (Refrigerant R410A) GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI...
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Page 2: Table Of Contents
Service Manual Table of Contents Part Ⅰ : Technical Information ...............1 1. Summary ........................1 2. Specifications ......................3 2.1 Specification Sheet ......................3 2.2 Capacity Curve in Different Outdoor Temperature ............11 2.3 Cooling and Heating Data Sheet in Rated Frequency ........... 11 3. - Page 3 Service Manual 10. Exploded View and Parts List ..............56 10.1 Indoor Unit ........................56 10.2 Outdoor Unit .........................62 11. Removal Procedure ..................76 11.1 Removal Procedure of Indoor Unit ................76 11.2 Removal Procedure of Outdoor Unit ................81 Appendix: ........................105 Appendix 1: Reference Sheet of Celsius and Fahrenheit ..........105 Appendix 2: Configuration of Connection Pipe ..............105 Appendix 2: Pipe Expanding Method .................106 Appendix 4: List of Resistance for Temperature Sensor ............107...
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Page 4: Part Ⅰ : Technical Information
Service Manual Part Ⅰ : Technical Information 1. Summary Indoor Unit: GWH07AFA-K3NNA1A/I GWH09AFA-K3NNA1A/I GWH09AFB-K3NNA1A/I GWH12AFB-K3NNA1A/I GWH12AFC-K3NNA1A/I GWH18AFC-K3NNA1A/I GWH24AFD-K3NNA1A/I Outdoor Unit: GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O GWH12QC-K3NNA1A/O GWH12AAB-K3NNA2A/O GWH18AAC-K3NNA1A/O Technical Information... - Page 5 Model Product Code Model Product Code Model Product Code Controller CA348000400 CA348N00400 GWH07AFA-K3NNA1A GWH07AFA-K3NNA1A/I GWH07ACA-K3NNA5A/O CA341W00100 CA348000401 CA348N00401 3 GWH09AFB-K3NNA1A CA348000300 GWH09AFB-K3NNA1A/I CA348N00300 GWH09ACB-K3NNA5A/O CA341W00200 4 GWH09AFA-K3NNA1A CA348000800 GWH09AFA-K3NNA1A/I CA348N00800 GWH09AAA-K3NNA1A/O CA115W14400 5 GWH12AFB-K3NNA1A CA348000600 GWH12AFB-K3NNA1A/I CA348N00600 GWH12AAB-K3NNA2A/O CA115W14100 YAW1F...
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Page 6: Specifications
Service Manual 2. Specifications 2.1 Specification Sheet Model GWH07AFA-K3NNA1A GWH09AFB-K3NNA1A Product Code CA348000400/CA348000401 CA348000300 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Indoor Cooling Capacity 2250 2638 Heating Capacity 2350 2755 Cooling Power Input Heating Power Input... - Page 7 Service Manual Model of Outdoor Unit GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O Product Code of Outdoor Unit CA341W00100 CA341W00200 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer/Trademark CO.,LTD CO.,LTD Compressor Model QXA-A081A130A QXA-B102C130 Compressor Oil RB68EP/FVC68D/FV50S RB68EP/FV50S Compressor Type Rotary Rotary L.R.A. Compressor RLA 3.25 Compressor Power Input Overload Protector...
- Page 8 Service Manual Model GWH12AFB-K3NNA1A GWH18AFC-K3NNA1A Product Code CA348000600 CA348000700 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Indoor Cooling Capacity 3250 4800 Heating Capacity 3400 5000 Cooling Power Input 1012 1495 Heating Power Input 1500 Cooling Power Current 4.32 6.81...
- Page 9 Service Manual Model of Outdoor Unit GWH12AAB-K3NNA2A/O GWH18AAC-K3NNA1A/O Product Code of Outdoor Unit CA115W14100 CA115W14200 ZHUHAI LANDA ZHUHAI LANDA Compressor Manufacturer/Trademark COMPRESSOR CO., LTD COMPRESSOR CO., LTD Compressor Model QXA-B120C150A QXA-D19F030 Compressor Oil RB68EP ATMOS-RB68EP or equivalent Compressor Type Rotary Rotary L.R.A.
- Page 10 Service Manual Model GWH12AFC-K3NNA1A GWH09AFA-K3NNA1A Product Code CA348000101 CA348000800 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Indoor Cooling Capacity 3550 2550 Heating Capacity 3700 2650 Cooling Power Input 1106 Heating Power Input 1025 Cooling Power Current Heating Power Current 4.56 Rated Input...
- Page 11 Service Manual Model of Outdoor Unit GWH12QC-K3NNA1A/O GWH09AAA-K3NNA1A/O Product Code of Outdoor Unit CA419W00101 CA115W14400 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer/Trademark CO., LTD CO.,LTD Compressor Model QXA-C133B030gA QXA-M094T130 Compressor Oil RB68EP/FVC 68D RB68EP or equivalent Compressor Type Rotary Rotary L.R.A.
- Page 12 Service Manual Model GWH24AFD-K3NNA1A GWH24AFD-K3NNA1A Product Code CA348000502 CA348000501 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Indoor Cooling Capacity 6150 6150 Heating Capacity 6700 6700 Cooling Power Input 1915 1915 Heating Power Input 1856 1856 Cooling Power Current 8.49...
- Page 13 Service Manual Model of Outdoor Unit GWH24AAD-K3NNA1A/O GWH24AAD-K3NNA1A/O Product Code of Outdoor Unit CA115W14300 CA115W14301 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer/Trademark CO.,LTD CO.,LTD Compressor Model QXA-F232F050 QXA-F232F050 Compressor Oil RB68EP RB68EP Compressor Type Rotary Rotary L.R.A. Compressor RLA Compressor Power Input 1930 1930...
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Page 14: Capacity Curve In Different Outdoor Temperature
Service Manual 2.2 Capacity Curve in Different Outdoor Temperature Cooling Heating Condition Condition Heating °C °C Indoor:DB27 WB19 Indoor:DB20 °C Indoor air flow: Super High Indoor air flow: Super High Pipe length:5m Pipe length:5m -7 -5 32 33 34 35 36 37 38 39 40 41 42 43 44 45 Outdoor temp.( ) Outdoor temp.( ) °C... -
Page 15: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit Φ55 Φ55 Unit:mm Models 1017 127.5 204.5 Technical Information... -
Page 16: Outdoor Unit
Service Manual 3.2 Outdoor Unit GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O Unit:mm GWH12QC-K3NNA1A/O Unit:mm Technical Information... - Page 17 Service Manual GWH12AAB-K3NNA2A/O Unit:mm GWH18AAC-K3NNA1A/O Unit:mm Technical Information...
- Page 18 Service Manual GWH09AAA-K3NNA1A/O Unit:mm GWH24AAD-K3NNA1A/O(CA115W14300) Unit:mm Technical Information...
- Page 19 Service Manual GWH24AAD-K3NNA1A/O(CA115W14301) Unit:mm Technical Information...
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Page 20: Refrigerant System Diagram
side Valve Capillary Strainer Service Manual 4. Refrigerant System Diagram COOLING Cooling and heating model Outdoor unit Indoor unit Gas pipe side Valve 4-Way valve Di s charge Heat Suction Accumlator exchanger Compressor (evaporator) Heat exchanger Liquid pipe (condenser) side Valve Strainer Capillary... -
Page 21: Electrical Part
Yellow Brown COMP Compressor Blue Grounding wire YEGN Yellow/Green Black Violet Orange Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model. ● Indoor Unit GWH07AFA-K3NNA1A/I(CA348N00400) GWH09AFB-K3NNA1A/I GWH12AFC-K3NNA1A/I 63632201 Technical Information... - Page 22 Service Manual GWH09AFA-K3NNA1A/I GWH12AFB-K3NNA1A/I GWH18AFC-K3NNA1A/I GWH07AFA-K3NNA1A/I(CA348N00401) POWER BU(WH) RECEIVER AND TUBE TEMP. ROOM TEMP. DISPLAY BOARD BN(BK) SENSOR SENSOR YEGN(GN) DISPLAY EARTH-PLATE YEGN YEGN DISP1 DISP2 T-SENSOR EVAPORATOR PRINTED CIRCUIT BOARD N(1) JUMP AC-L K1(K3) COMP 4WAY SWING-UD OFAN C0NNECTING...
- Page 23 Service Manual GWH24AFD-K3NNA1A/I (CA348N00500) 63632437 Technical Information...
- Page 24 Service Manual ● Outdoor Unit GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O GWH09AAA-K3NNA1A/O GWH12QC-K3NNA1A/O GWH18AAC-K3NNA1A/O 61413350 GWH12AAB-K3NNA2A/O 636361501 Technical Information...
- Page 25 Service Manual GWH24AAD-K3NNA1A/O(CA115W14300/CA115W14301) 6363344001 These wiring diagrams are subject to change without notice; please refer to the one supplied with the unit. Technical Information...
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Page 26: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram 07/09K GWH12AFB-K3NNA1A/I ● Top view Name Wiring terminal of compressor Terminal of live wire Fuse Fan capacitor Neutral wire terminal of cold plasma Terminal of neutral wire Wiring terminal of PG motor Live wire terminal for cold plasma Wiring terminal of outdoor fan (heat pump unit) Wiring terminal of 4-way valve... - Page 27 Service Manual GWH12AFC-K3NNA1A/I 18/24K Top view Name Compressor interface Interface of power cord live wire Interface of power cord neutral wire Interface of cold plasma neutral wire PG motor interface Outdoor fan interface 4-way valve interface Interface of cold plasma live wire Up&down swing interface PG motor feedback interface Left&right swing interface...
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Page 28: Function And Control
Service Manual 6. Function and Control 6.1 Remote Controller Introduction Buttons on Remote Controller On/Off button Mode button Fan button ▲/ button Swing button Sleep button Temp button Turbo button I Feel button Timer button X-Fan button Light button Temp. display type :Set temp. -
Page 29: Turbo Button
Service Manual Press this button to turn on the unit. Press this button again to turn off the unit. 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 COOL... - Page 30 Service Manual 11.X-Fan button Press this button in COOL or DRY mode to turn on X-fan function. When this function is started up, indoor fan will still operate at low fan speed for a while after turning off the unit by remote controller. 12.Light button Press this button to turn on the display's light and press this button again to turn off the display's light.
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Page 31: Brief Description Of Modes And Functions
Service Manual 6.2 Brief Description of Modes and Functions Power indicatior temp. indicator display receiver window Start cooling Tamb. Tpreset +1 ˚C Original operating status Tpreset –1 ˚C Stop cooling 6 min. 3 min. 6 min. Graphic instruction: (Same as below) Compressor Indicates operation Outdoor fan motor... - Page 32 Service Manual Freeze protection period 3 min Compressor Outdoor fan motor Indoor fan motor Set fan speed amb. Cooling preset Drying preset- Stop 6 min 6min. 4min. 4min. Compressor Outdoor fan motor Indoor fan motor Low speed Technical Information...
- Page 33 Service Manual Stop heating preset Original operating status preset Start heating min. Compressor Outdoor unit Intdoor unit Set fan speed Set fan speed min. min. Reversing valve or 56℃ Technical Information...
- Page 34 Service Manual Emergency Press OFF status ON status(Auto mode) operation switch Press O(0°) Technical Information...
- Page 35 Service Manual Indoor ambient temperature sensor is open/short-circuited Indoor evaporator temperature sensor is open/short-circuited Blocked protection of IDU fan motor Malfunction protection of jumper cap Zero-crossing inspection circuit malfunction of the IDU fan motor Lack of refrigerant or block protection for the system Overload malfunction High pressure protection Overcurrent protection...
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Page 36: Part Ⅱ : Installation And Maintenance
Service Manual Part Ⅱ : Installation and Maintenance 7. Notes for Installation and Maintenance Safety Precautions: 10. If the power cord or connection wire is not long enough, please get the specialized power cord or connection wire Important! from the manufacture or distributor. Prohibit prolong the wire by yourself. - Page 37 Service Manual To ensure safety, please be mindful of the following precautions. ●When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant. Any presence of air or other foreign substance in the refrigerant circuit will cause system pressure rise or compressor rupture, resulting in injury.
- Page 38 Service Manual Main Tools for Installation and Maintenance 1. Level meter, measuring tape 2. Screw driver 3. Impact drill, drill head, electric drill 4. Electroprobe 5. Universal meter 6. Torque wrench, open-end wrench, inner hexagon spanner 7. Electronic leakage detector 8.
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Page 39: Installation
Service Manual 8. Installation 8.1 Installation Dimension Diagram Space to the wall At least 15cm At least 15cm Space to the wall Drainage pipe Installation and Maintenance... -
Page 40: Installation Procedures
Service Manual Installation procedures Start installation Preparation before installation Read the requirements select installation Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the support of outdoor unit Install wall-mounting (select it according to the actual situation) frame, drill wall holes Connect pipes of indoor Fix outdoor unit... -
Page 41: Installation Parts-Checking
Service Manual 8.4 Requirements for electric connection 8.2 Installation Parts-Checking 1. Safety Precaution Name Name (1) Must follow the electric safety regulations when installing Indoor unit Sealing gum the unit. Outdoor unit Wrapping tape (2) According to the local safety regulations, use qualified Support of outdoor power supply circuit and air switch. - Page 42 Service Manual (3) Fix the wall-mounting frame on the wall with tapping screws 5. Connect the Pipe of Indoor Unit (ST4.2X25TA) and then check if the frame is firmly installed by (1) Aim the pipe joint at the corresponding bellmouth.(As show pulling the frame.
- Page 43 Service Manual 7. Connect Wire of Indoor Unit 8. Bind up Pipe (1) Open the panel, remove the screw on the wiring cover and (1) Bind up the connection pipe, power cord and drain hose then take down the cover.(As show in Fig.11) with the band.(As show in Fig.14) (2) Reserve a certain length of drain hose and power cord for installation when binding them.
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Page 44: Installation Of Outdoor Unit
Service Manual 8.6 Installation of Outdoor unit Refer to the following table for wrench moment of force: Tightening torque(N . m) 1. Fix the Support of Outdoor Unit(Select it according to Hex nut diameter(mm) the actual installation situation) Φ6 15~20 Φ9.52 30~40 (1) Select installation location according to the house structure. -
Page 45: Vacuum Pumping And Leak Detection
Service Manual (3) The water outlet cant be placed in water in order to drain 8.8 Check after Installation and Test smoothly.(As show in Fig.27) operation 1. Check after Installation Check according to the following requirement after finishing installation. The drain hose can't be fluctuant Items to be checked Possible malfunction Has the unit been... -
Page 46: Maintenance
Service Manual 9. Maintenance 9.1 Error code Display Method Possible Causes(For specific maintenance Malfunction of Indoor Unit A/C Status method, please refer to the following procedure of Name troubleshooting) (Error Code) 1.The wiring terminal between indoor ambient temperature The unit will stop operation as it sensor and main board is loosened or poorly contacted;... - Page 47 Service Manual 1.Refrigerant leakage; Lack of 2.Indoor evaporator temperature sensor works refrigerant abnormally; The Dual-8 Code Display will show F0 or block 3.The unit has been plugged up somewhere; and the complete unit stops. protection for 4.The compressor can’t be started up normally. Because the system the power voltage for the complete unit is too low, and the outdoor working condition is too high.
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Page 48: Procedure Of Troubleshooting
Service Manual 9.2 Procedure of Troubleshooting 1. Malfunction of Temperature Sensor F1, F2 Main detection points: ● Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted? ● Is there short circuit due to trip-over of the parts? ●... - Page 49 Service Manual 2. Malfunction of Blocked Protection of IDU Fan Motor H6 Main detection points: ● SmoothlyIs the control terminal of PG motor connected tightly? ● SmoothlyIs the feedback interface of PG motor connected tightly? ● The fan motor can't operate? ●...
- Page 50 Service Manual 3. Malfunction of Protection of Jumper Cap C5 Main detection points: ● Is there jumper cap on the mainboard? ● Is the jumper cap inserted correctly and tightly? ● The jumper is broken? ● The motor is broken? ●...
- Page 51 Service Manual 4. Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Main detection points: ● Instant energization afte de-energization while the capacitordischarges slowly? ● The zero-cross detectioncircuit of the mainboard is defined abnormal? Malfunction diagnosis process: Start Turn power off for 1minute,the turn...
- Page 52 Service Manual 5. High Temperature and Overload Protection (AP1 below means control board of outdoor unit) E8 Start Normal protection, please use it Unit restarts If the outdoor ambient temperature is after improving the outdoor ambient normally higher than 53°C? temperature Improve the radiating environment of Unit restarts...
- Page 53 Service Manual 6. Malfunction of Insufficient fluorine protection F0 Troubleshooting for F0 malfunction Heat exchangers are Clean the heat exchangers and remove Malfunction is too dirty or the air inlet/outlet eliminated. blockage of air inlet/outlet. is blocked. Compressor doesn't work Malfunction is Make compressor run normally.
- Page 54 Service Manual 7. Malfunction of Overcurrent Protection E5 Main detection points: ● Is the supply voltage unstable with big fluctuation? ● Is the supply voltage too low with overload? ● Hardware trouble? Malfunction diagnosis process: Start Normal fluctuation should be within 10 % Is malfunction Is the supply voltage unstable of the rated voltage on the nameplate...
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Page 55: Installation And Maintenance
Service Manual 8. High pressure protection (E1) Start Are the display panel and main board Connect the display panel with the main board well Malfunction is eliminated. connected tightly? Are the OVC terminal on the main board connected Connect the OVC terminal on the main board with the high well with the high pressure switch on the complete Malfunction is eliminated. - Page 56 Service Manual 9. Overload Protection Compressor H3 Main detection points: ● Heat exchange of unit is not good? (heat exchanger is dirty and unit radiating environment is bad) ● Fan motor is not working? ● Too much load of the system causes high temperature of compressor after working for a long time? ●...
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Page 57: Maintenance Method For Normal Malfunction
Service Manual 9.3 Maintenance method for normal malfunction 1. Air Conditioner Cant be Started Up Possible Causes Discriminating Method (Air conditioner Status) Troubleshooting Confirm whether its due to power failure. If yes, No power supply, or poor After energization, operation indicator isnt bright wait for power recovery. - Page 58 Service Manual 4. ODU Fan Motor Cant Operate Possible causes Discriminating method (air conditioner status) Troubleshooting Connect wires according to wiring diagram to Wrong wire connection, or poor Check the wiring status according to circuit make sure all wiring terminals are connected connection diagram firmly...
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Page 59: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List 10.1 Indoor Unit GWH07AFA-K3NNA1A/I GWH09AFB-K3NNA1A/I GWH12AFB-K3NNA1A/I The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 60 Service Manual Part Code Description GWH07AFA-K3NNA1A/I GWH09AFA-K3NNA1A/I Product Code CA348N00400 CA348N00401 CA348N00800 Front Panel Assy 200003060038T 200003060038T 200003060038T Display Board 300001000202 300001000202 300001000202 Filter Sub-Assy 11122472 11122472 11122472 Front Case Assy 000002060049 000002060049 000002060049 Axile Bush 10542036 10542036 10542036 Helicoid Tongue...
- Page 61 Service Manual Part Code Description GWH09AFB-K3NNA1A/I GWH12AFB-K3NNA1A/I Product Code CA348N00300 CA348N00600 Front Panel Assy 200003060037T 200003060037T Display Board 300001000202 300001000202 Filter Sub-Assy 1112221905 1112221905 Front Case Assy 000002060048 000002060048 Axile Bush 10542036 10542036 Helicoid Tongue 200006000002 200006000002 Left Axile Bush 10512037 10512037 Rear Case assy...
- Page 62 Service Manual GWH12AFC-K3NNA1A/I GWH18AFC-K3NNA1A/I GWH24AFD-K3NNA1A/I The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 63 Service Manual Part Code Description GWH12AFC-K3NNA1A/I GWH18AFC-K3NNA1A/I Product Code CA348N00100 CA348N00700 Front Panel 200003060035T 200003060035T Display Board 300001000202 300001000202 Filter Sub-Assy 1112246803 1112246803 Screw Cover 242520179 242520179 Electric Box Cover Sub-Assy 0140206501 0140206501 Front Case Assy 000002060044 000002060044 Shield Cover of Electric Box Cover 01592150 01592150 Main Board...
- Page 64 Service Manual Part Code Description GWH24AFD-K3NNA1A/I Product Code CA348N00502 CA348N00500 Front Panel 200003060039 200003060039 Display Board 300001000202 300001000202 Filter Sub-Assy 1112208906 1112208906 Screw Cover 242520179 242520179 Electric Box Cover Sub-Assy 20112209 20112209 Front Case Assy 000002060052 000002060052 Shield Cover of Electric Box Cover 01592176 01592176 Main Board...
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Page 65: Outdoor Unit
Service Manual 10.2 Outdoor Unit GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 66 Service Manual Part Code Description GWH07ACA-K3NNA5A/O GWH09ACB-K3NNA5A/O Product Code CA341W00100 CA341W00200 Front Grill 22413030 22413030 Cabinet 01533255P 01533255P Fan Motor 1501315604 1501315604 Chassis Sub-assy 017000000107 017000000112P Drainage Connecter 06123401 06123401 Compressor and Fittings 009001000075 009001000025 Magnet Coil 4300040047 4300040047 4-Way Valve 430004022 430004022 4-Way Valve Assy...
- Page 67 Service Manual GWH09AAA-K3NNA1A/O The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 68 Service Manual Part Code Description GWH09AAA-K3NNA1A/O Product Code CA115W14400 Front Grill 22263002 Cabinet 01533255P Fan Motor 1501315604 Chassis Sub-assy 017000000112P Drainage Connecter 06123401 Compressor and Fittings 009001000025 Magnet Coil 4300040047 4-Way Valve 430004022 4-Way Valve Assy 030152000203 Capillary Sub-assy 030006000277 Right Side Plate Sub-Assy 01303243 Valve...
- Page 69 Service Manual GWH12QC-K3NNA1A/O The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 70 Service Manual Part Code Description GWH12QC-K3NNA1A/O Product Code CA419W00101 Front Grill 22413049 Front Panel 0153303204P Chassis Sub-assy 02803307P Drainage Connecter 06123401 Magnet Coil 43000400 Compressor and Fttings 00103781G 4-way Valve 03073110 4-way Valve Assy 430004022 StrainerA 07210022 Capillary Sub-Assy 03163251 Right Side Plate Assy 0130200404 Valve...
- Page 71 Service Manual GWH18AAC-K3NNA1A/O The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 72 Service Manual Part Code Description GWH18AAC-K3NNA1A/O Product Code CA115W14200 Front Grill 22413008 Front Panel 0153304702 Chassis Sub-assy 017000000042 Drainage Connecter 06123401 Magnet Coil 4300040047 Compressor and Fttings 009001000074 4-way Valve 430004032 4-way Valve Assy 030152000185 StrainerA 07210022 Capillary Sub-Assy 030006000254 Right Side Plate Assy 0130200404 Valve...
- Page 73 Service Manual GWH12AAB-K3NNA2A/O The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 74 Service Manual Part Code Description GWH12AAB-K3NNA2A/O Product Code CA115W14100 Front grill 22413008 Front Panel 01533034P Chassis Sub-assy 017000000168 Drainage Connecter 06123401 Compressor and fittings 009001000024 Magnet Coil 4300040047 4-way Valve Assy 030152000222 4-way Valve 430004022 Strainer 07210022 Capillary Sub-Assy 030006000259 Valve 07100003 Valve...
- Page 75 Service Manual GWH24AAD-K3NNA1A/O(CA115W14300) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 76 Service Manual Part Code Description GWH24AAD-K3NNA1A/O Product Code CA115W14300 Front Grill 22415001 Left Handle Cabinet 01435001P Axial Flow Fan 10335261 Fan Motor 15015057 Chassis Sub-assy 02803108P Motor Support Sub-Assy 0170305901 Coping 01255001 Condenser Assy 01163524 Rear Grill 01473069 Electric Box Assy 100002000839 AC Contactor 44010245...
- Page 77 Service Manual GWH24AAD-K3NNA1A/O(CA115W14301) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
- Page 78 Service Manual Part Code Description GWH24AAD-K3NNA1A/O Product Code CA115W14301 Front Grill 22413029 Left Handle Cabinet 01435001P Axial Flow Fan 10335261 Fan Motor 15015057 Chassis Sub-assy 02803108P Motor Support Sub-Assy 0170305901 Coping 01255001 Condenser Assy 01163524 Rear Grill 01473072 Electric Box Assy 100002000839 AC Contactor 44010245...
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Page 79: Removal Procedure
Service Manual 11. Removal Procedure Caution: discharge the refrigerant 11.1 Removal Procedure of Indoor Unit completely before removal. Step Procedure 1. Remove filter Panel Open the panel. Loosen the clasp shown in the fig and then pull the left filter and right filer Clasps outwards to remove them. - Page 80 Service Manual Step Procedure Panel 3. Remove panel Display Open the front panel; separate the panel Screws rotation shaft from the groove fixing the front panel and then removes the front panel. Note: The display of some models is fixed on Front panel the panel;...
- Page 81 Service Manual Step Procedure Cold plasma generator 6. Remove electric box assy Screws Loosen the connection clasps between Cold plasma generator and electric box, and then remove the cold plasma Electric box generator. Step motor Clasps Grounding Indoor tube screw temperature sensor Electric box assy ①...
- Page 82 Service Manual Step Procedure 7. Remove evaporator assy Remove 3 screws fixing evaporator assy. Screws Connection pipe clamp At the back of the unit, Loosen the clasp,connection pipe clamp and then remove the connection pipe clamp. Clasp Groove Rear Case assy First remove the left side of evaporator from Clasp the groove of bottom shell and then remove...
- Page 83 Service Manual Step Procedure 8. Remove motor and cross flow blade Remove 3 screws fixing motor clamp and then remove the motor clamp. Motor clasp Screws Cross flow Remove the at the connection place of Motor cross flow blade and motor; lift the motor and cross flow blade upwards to remove them.
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Page 84: Removal Procedure Of Outdoor Unit
Service Manual 11.2 Removal Procedure of Outdoor Unit 07/09K 3. Remove outer case Remove the screws fixing the outer case and then remove the outer case. Outer case Installation and Maintenance... - Page 85 Service Manual Step Procedure 4. Remove right side plate Protective grille Remove the screws fixing right side plate and then remove the right side plate. Right side plate Cut off the wire binder fixing the protective grille and then remove the protective grille. Screws Screws Screws...
- Page 86 Service Manual Step Procedure 7. Remove motor Motor Remove the screws fixing motor and then remove the motor. Screws 8. Remove motor support Motor support Remove the screws fixing motor support and then remove the motor support. Screws 9. Remove clapboard and soundproof sponge Clapboard Screws Remove the screws fixing clapboard and...
- Page 87 Service Manual Step Procedure 10. Remove magnetic coil Magnetic coil Remove one screw on magnetic coil, and then remove the magnetic coil. Screw 11. Remove gas valve and liquid valve Unsolder the spot weld between capillary with valve and condenser; remove two screws fixing the gas valve;...
- Page 88 Service Manual Step Procedure 13. Remove valve support Screw off the screw fixing the valve support and then remove the valve support. Valve support Screw 14.Remove compressor Compressor Remove 3 foot nuts on compressor, and then remove the compressor. Note: Protect the ports of discharge pipe and suction pipe to avoid foreign objects to enter it.
- Page 89 Service Manual GWH12QC-K3NNA1A/O GWH18AAC-K3NNA1A/O Steps 1. Before disassembly 2. Remove big handle Remove the connection screw fixing the big handle and then remove the handle. big handle 3. Remove top cover plate top panel Remove connection screws connecting the top panel with the front panel and the right side plate, and then remove the top panel.
- Page 90 Service Manual Steps 4. Remove front grille Remove connection screws between the front grille and the front panel. Then remove the front grille. front grille 5. Remove front panel Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel.
- Page 91 Service Manual Steps 7. Remove axial flow blade axial flow blade Remove the nut on the blade and then remove the axial flow blade. 8. Remove motor and motor support Remove the 4 tapping screws fixing the motor and motor support disconnect the leading wire insert of the motor.
- Page 92 Service Manual Steps 10. Remove isolation sheet isolation sheet Remove the 3 screws fixing the isolation sheet and then remove the isolation sheet. 11. Remove soundproof sponge Remove the soundproof sponge wrapping the compressor. soundproof sponge 12. Remove magnet coil Remove the screw fixing the magnet coil and then remove the coil.
- Page 93 Service Manual 13. Remove liquid valve and gas valve Unsolder the welding joint connecting the capillary, valves and the outlet pipe of condenser to remove the capillary. Do not block the capillary with welding slag during unsoldering. Remove the 2 screws fixing the gas valve and unsolder the welding joint between the gas valve liquid valve and the air-return pipe to remove the gas valve.
- Page 94 Service Manual GWH12AAB-K3NNA2A/O 1. Before disassembly 2. Remove big handle Remove the connection screw fixing the big handle big handle and then remove the handle. 3. Remove top panel top panel Remove connection screws connecting the top panel with the front panel and the right side plate, and then remove the top panel.
- Page 95 Service Manual 4. Remove front grille Remove connection screws between the front grille and the front panel. Then remove the front grille . front grille 5. Remove front panel Remove connection screws connecting the front panel with the chassis and the motor support, and then remove the front panel.
- Page 96 Service Manual 8. Remove motor and motor support motor support Remove the 4 tapping screws fixing the motor and disconnect the leading wire insert of the motor. Then remove the motor. Remove the 2 tapping screws fixing the motor support and lift the motor support to remove it. motor 9.
- Page 97 Service Manual 12. Remove magnet coil magnet coil Remove the screw fixing the magnet coil and then remove the coil. 13. Remove valves and 4-way valve subassembly 4- way valve Unsolder welding joint connecting the capillary, the valve and the outlet pipe of condenser to remove the capillary.
- Page 98 Service Manual GWH24AAD-K3NNA1A/O(CA115W14300) Step Procedure 1. Remove valve cover Remove the 2 screws fixing valve cover and then remove the valve cover. Screws. Valve cover 2..Remove.handle Remove.the.screw. .handle;.slide.out.the. handle.upwards.to.make.the.clasp.of.handle. separate.from.the.groove.of.right.side.plate,. and.then.remove.the.handle. Handle Screw Right.side.plate 3..Remove.top.panel Top.panel Remove.the.screws. .top.panel.and. then.remove.the.top.panel. Screws Installation and Maintenance...
- Page 99 Service Manual Step Procedure 4. Remove front grille Remove the screws of grille and then remove the front grille. Screws Front grille 5. Remove cabinet Cabinet Remove the cabinet by screwing off the locking screws on cabinet. Screws Screws 6. Remove right side plate Remove the screws xing right side plate and Right side plate then remove the right side plate.
- Page 100 Service Manual Step Procedure 7. Remove protective grille Cut off the wire binder fixing the protective grille and then remove the protective grille. Protective grille Screw1 8. Remove electric box assy Electric box assy Remove the wiring terminals on electric box. assy and then remove the electric box assy.
- Page 101 Service Manual Step Procedure 10..Remove.motor Remove.the.screws. .motor.and.then. remove.the.motor. Motor Screws 11..Remove.motor.support Remove.the.screws. xing.motor.support. and.then.remove.the.motor.support. Motor.support Screws 12..Remove.4-way.valve.assy.and.capillary.sub-assy Unsolder.the.spot.weld.of.4-way.valve.assy,. Spot.weld capillary,.compressor.and.condenser,.and. then.remove.the.4-way.valve.assy.and. capillary.sub-assy. Capillary.sub-assy Note: When.unsoldering.the.spot.weld,.wrap. the.4-way.valve.with.wet.cloth.completely. to.avoid.damaging.the.valve.due.to.high. Spot.weld temperature. 4-way.valve.assy Installation and Maintenance...
- Page 102 Service Manual Step Procedure 13. Remove gas valve and liquid valve Remove two screws xing the gas valve, then remove the gas valve. Remove two screws the liquid valve, then remove the liquid valve. Screw off the screws and then remove the valve support. Screws Liquid valve Gas valve...
- Page 103 Service Manual GWH24AAD-K3NNA1A/O(CA115W14301) 1. Remove handle and valve cover Remove the screw fixing the valve vcover then remove them. screws valve cover Remove the screws fixing the handle then remove them. 2. Remove top panel top panel Remove screws connecting the top panel with the front panel and the right side plate,and then remove the top panel.
- Page 104 Service Manual 3.Remove grille, front panel and rear guard grille Remove the screws connecting the grille and the front panel, and then remove the grille. screws grille rear guard grille panel Remove the screws fixing the rear guard grille and then remove the rear guard grille;...
- Page 105 Service Manual 5. Remove axial flow blade and motor Remove the nut on the blade with wrench and then axial flow blade remove the axial flow blade. Remove the tapping screws fixing the motor; motor support disconnect the leading wire insert of the motor, and then remove the motor.
- Page 106 Service Manual 7. Remove soundproof sponge Remove the soundproof sponge wrapping the compressor. soundproof sponge 8. Remove valves and pipeline discharge pipe suction pipe Remove the screws fixing the gas valve; unsolder the welding joint between the gas valve and the air-return pipe to remove the gas valve.
- Page 107 Service Manual 10. Remove isolation sheet and valve support Remove screws fixing the isolation sheet and then remove the isolation sheet. isolation sheet sub-assy Remove screws fixing valve support and then remove condenser the valve support; remove the screw fixing the condenser and then pull the condenser upwards to remove it.
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Page 108: Appendix
Service Manual Appendix: Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit Fahrenheit Fahrenheit display Fahrenheit display Fahrenheit display Fahrenheit Celsius( Celsius( Celsius( temperature temperature temperature 60.8 69/70 69.8 78/79 78.8 62/63... -
Page 109: Appendix 2: Pipe Expanding Method
Smooth surface F:Inspection ● Check the quality of expanding port. If there is any blemish, expand the Improper expanding port again according to the steps above. leaning damaged crack uneven surface thickness The length is equal https://climagroup.com.ua/brands/gree Installation and Maintenance... -
Page 110: Appendix 4: List Of Resistance For Temperature Sensor
Service Manual Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor (15K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 138.1 18.75 3.848 1.071 128.6 17.93 3.711 1.039 121.6 17.14 3.579 1.009... - Page 111 Service Manual Resistance Table of Tube Temperature Sensors for Outdoor and Indoor (20K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 181.4 25.01 5.13 1.427 171.4 23.9 4.948 1.386 162.1 22.85 4.773 1.346 153.3 21.85 4.605 1.307 20.9 4.443 1.269 137.2...
- Page 112 Service Manual Resistance Table of Discharge Temperature Sensor for Outdoor (50K) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) 853.5 18.34 4.75 799.8 93.42 17.65 4.61 89.07 16.99 4.47 703.8 84.95 16.36 4.33 660.8 81.05 15.75 4.20 620.8 77.35 15.17 4.08...
- Page 113 GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI Add: West Jinji Rd, Qianshan, Zhuhai,Guangdong, China, 519070 Tel: (+86-756) 8522218 Fax: (+86-756) 8669426 HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add: Unit 2612,26/F.,Miramar Tower 132 Nathan Road,TST,Kowloon,HK Tel: (852) 31658898 Fax: (852) 31651029...