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Table of Contents
Troubleshooting
Related Manuals for Cree GWH09QB-D3DNA5E/I
Summary of Contents for Cree GWH09QB-D3DNA5E/I
- Page 1 Change for Life Service Manual 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 Operation Characteristic Curve ..................7 2.3 Capacity Variation Ratio According to Temperature ............7 2.4 Cooling and Heating Data Sheet in Rated Frequency .............8 2.5 Noise Curve ........................8 3. - Page 3 Service Manual 9. Maintenance ......................38 9.1 Error Code List .......................38 9.2 Troubleshooting for Main Malfunction ................39 9.3 Troubleshooting for Normal Malfunction .................52 10. Exploded View and Parts List ..............54 10.1 Indoor Unit ........................54 10.2 Outdoor Unit .........................67 11. Removal Procedure ..................71 11.1 Removal Procedure of Indoor Unit ................71 11.2 Removal Procedure of Outdoor Unit ................76...
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Page 4: Part Ⅰ : Technical Information
Service Manual Part Ⅰ : Technical Information 1. Summary Indoor Unit GWH09QB-D3DNA5E/I(CB425N04300) GWH12QC-D3DNA5E/I(CB425N04501) A5 Panel A6 Panel B2 Panel B4 Panel C2 Panel A1 Panel B8 Panel Technical Information... - Page 5 CB419007300 GWC09QB-D3DNA1E/I CB419N07300 GWC09QB-D3DNB2E(LC) CB432004000 GWC09QB-D3DNB2E/I CB432N04000 7 GWH09QB-D3DNA6E(LCLH) CB427002200 GWH09QB-D3DNA6E/I CB427N02200 8 GWH09QB-D3DNB4E(LCLH) CB434001800 GWH09QB-D3DNB4E/I CB434N01800 9 GWH09QB-D3DNA5E(LCLH) CB425004300 GWH09QB-D3DNA5E/I CB425N04300 GWH09QB-D3DNA6E/O(LCLH) CB427W02200 10 GWH09QB-D3DNA5E(LCLH) CB425004301 GWH09QB-D3DNA5E/I CB425N04301 11 GWH09QB-D3DNC2E(LCLH) CB439001100 GWH09QB-D3DNC2E/I CB439N01100 12 GWH09QB-D3DNB2E(LCLH) CB432003301 GWH09QB-D3DNB2E/I CB432N03301 GWC12QC-D3DNA6E(LC)
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Page 6: Specifications
16.00 16.00 HSPF 9.00 Application Area 14.35-21.53 14.35-21.53 1.GWC09QB-D3DNA6E/I 1.GWH09QB-D3DNA6E/I 2.GWC09QB-D3DNB4E/I 2.GWH09QB-D3DNB4E/I 3.GWC09QB-D3DNA5E/I Model of indoor unit 3.GWH09QB-D3DNA5E/I 4.GWC09QB-D3DNC2E/I 4.GWH09QB-D3DNC2E/I 5.GWC09QB-D3DNB2E/I 5.GWH09QB-D3DNB2E/I 6.GWC09QB-D3DNA1E/I 1.CB427N01900 2.CB434N01700 1.CB427N02200 2.CB434N01800 Indoor Unit Product Code 3.CB425N04600 4.CB439N01000 3.CB425N04300 CB425N04301 5.CB432N04000 6.CB419N07300 4.CB439N01100 5.CB432N03301 Fan Type... - Page 7 Service Manual Model of Outdoor Unit GWC09QB-D3DNA6E/O(LC) GWH09QB-D3DNA6E/O(LCLH) Outdoor Unit Product Code CB427W01900 CB427W02200 ZHUHAI GREE DAIKIN DEVICE ZHUHAI GREE DAIKIN DEVICE Compressor Manufacturer/Trademark CO.,LTD CO.,LTD Compressor Model 1GDY23AXD 1GDY23AXD Compressor Oil DAPHNE FVC50K DAPHNE FVC50K Compressor Type Swing Swing Compressor Locked Rotor Amp (L.R.A) Compressor RLA 4.00...
- Page 8 Service Manual 1.GWC12QC-D3DNA6E(LC) 1.GWH12QC-D3DNA6E(LCLH) 2.GWC12QC-D3DNB4E(LC) 2.GWH12QC-D3DNB4E(LCLH) 3.GWC12QC-D3DNC2E(LC) 3.GWH12QC-D3DNC2E(LCLH) Model 4.GWC12QC-D3DNA5E(LC) 4.GWH12QC-D3DNB2E(LCLH) 5.GWC12QC-D3DNB2E(LC) 5.GWH12QC-D3DNA5E(LCLH) 6.GWC12QC-D3DNB8E(LC) 6.GWH12QC-D3DNB8E 7.GWC12QC-D3DNA1E(LC) 1.CB427001800 2.CB434001600 1.CB427002100 2.CB434001300 3.CB439000800 4.CB425004400 3.CB439000900 4.CB432002600 Product Code 5.CB432002500 6.CB438N01600 5.CB425004500 CB425004501 7.CB419007100 6.CB438001400 Rated Voltage 208/230 208/230 Power Supply Rated Frequency Phases Power Supply Mode Outdoor...
- Page 9 Service Manual Model of Outdoor Unit GWC12QC-D3DNA6E/O(LC) GWH12QC-D3DNA6E/O(LCLH) Outdoor Unit Product Code CB427W01800 CB427W02100 ZHUHAI GREE DAIKIN DEVICE ZHUHAI GREE DAIKIN DEVICE Compressor Manufacturer/Trademark CO.,LTD CO.,LTD Compressor Model 1GDY23AXD 1GDY23AXD Compressor Oil DAPHNE FVC50K DAPHNE FVC50K Compressor Type Swing Swing Compressor Locked Rotor Amp (L.R.A) Compressor RLA 4.00...
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Page 10: Operation Characteristic Curve
Service Manual 2.2 Operation Characteristic Curve Heating Cooling 220V 220V • Conditions Indoor : DB80˚F/WB66.9˚F Outdoor : DB95˚F Indoor air flow : High Pipe lengt : 24.6ft 230V 230V 240V • Conditions Indoor : DB70˚F/WB60˚F 240V Outdoor : DB19.94˚F/WB19.04˚F Indoor air flow : High Pipe lengt : 24.6ft Compressor frequency(Hz) Compressor frequency(Hz) -
Page 11: Cooling And Heating Data Sheet In Rated Frequency
Service Manual 2.4 Cooling and Heating Data Sheet in Rated Frequency Cooling: Pressure of gas pipe Inlet and outlet pipe Rated cooling Compressor connecting indoor and temperature of heat Fan speed of Fan speed of condition(°F) (DB/WB) Model revolution outdoor unit exchanger indoor unit outdoor unit... -
Page 12: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit 6 5/8 18 3/16 6 5/16 Φ2 3/16 Φ2 3/16 2 1/8 2 1/8 3 1/2 4 11/16 21 5/16 7 1/4 Φ2 3/16 Φ2 3/16 1 3/8 1 3/8 3 5/16 Unit:inch MODEL 31 1/8... -
Page 13: Outdoor Unit
Service Manual 3.2 Outdoor Unit 10 1/8 12 5/8 30 9/16 Technical Information... -
Page 14: Refrigerant System Diagram
Service Manual 4. Refrigerant System Diagram Cooling only models Outdoor unit Indoor unit Gas pipe side Valve Di s charge Heat exchanger (evaporator) Suction Accumlator Compressor Heat exchanger Liquid pipe (condenser) side Valve Capillary Strainer Cooling and heating models Outdoor unit Indoor unit Gas pipe side... -
Page 15: Electrical Part
Service Manual 5. Electrical Part 5.1 Wiring Diagram ● Instruction Symbol Symbol Color Symbol Symbol Color Symbol Name White Green Jumper cap 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. ●... - Page 16 Service Manual ● Outdoor Unit GWC09QB-D3DNA6E/O GWC12QC-D3DNA6E/O GWH09QB-D3DNA6E/O GWH12QC-D3DNA6E/O These circuit diagrams are subject to change without notice, please refer to the one supplied with the unit. Technical Information...
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Page 17: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram Indoor Unit ● Top view 1 Neutral wire for health function 2 Neutral wire 3 Motor of indoor fan 4 Live wire for health function 5 Jumper cap 6 Up&down swing motor 7 Feedback interface of indoor fan 8 Left&right swing motor 9 Interface of temperature sensor 10 Interface of wired controller... - Page 18 Service Manual Outdoor Unit ● Top view 1 Interface of indoor fan 2 Interface of electric heating belt 3 Interface of 4-way valve Interface of electronic expansion valve 5 Interface of earthing wire 6 Interface of live wire 7 Interface of neutral wire Interface of communication wire for indoor fan and outdoor Overload interface of...
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Page 19: Function And Control
Service Manual 6. Function and Control 6.1 Remote Controller Introduction ON/OFF button MODE button FAN button SWING button TURBO button ▲/ button SLEEP button TEMP button I FEEL button LIGHT button CLOCK button TIMER ON / TIMER OFF button Introduction for icons on display screen Set fan speed I feel Send signal... - Page 20 Service Manual 1. ON/OFF button Press this button can turn on or turn off the air conditioner. After turning on the air conditioner, operation indicator " "on indoor unit’s display is ON (green indicator. The colour is different for different models), and indoor unit will give out a sound. 2.
- Page 21 Service Manual 7. SLEEP button Under COOL, HEAT or DRY mode, press this button to start up sleep function. " " icon is displayed on remote controller. Press this button again to cancel sleep function and " " icon will disappear. 8.
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Page 22: Function Introduction For Combination Buttons
Service Manual Function introduction for combination buttons 1. Energy-saving function Under cooling mode, press "TEMP" and " CLOCK" buttons simultaneously to start up or turn off energy-saving function. When energy-saving function is started up, "SE" will be shown on remote controller, and air conditioner will adjust the set temperature automatically according to factory setting to reach to the best energy-saving effect. -
Page 23: Brief Description Of Modes And Functions
Service Manual 6.2 Brief Description of Modes and Functions Indoor Unit ● 1.Basic function of system (1)Cooling mode (1) Under this mode, fan and swing operates at setting status. Temperature setting range is 60.8~86.0 (2) During malfunction of outdoor unit or the unit is stopped because of protection, indoor unit keeps original operation status. (2)Drying mode (1) Under this mode, fan operates at low speed and swing operates at setting status. - Page 24 Service Manual (8)I feel control mode After controller received I feel control signal and ambient temperature sent by remote controller, controller will work according to the ambient temperature sent by remote controller. (9)Compulsory defrosting function (1) Start up compulsory defrosting function Under ON status, set heating mode with remote controller and adjust the temperature to 60.8 F.
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Page 25: Outdoor Units
Service Manual Outdoor Units 1. Input Parameter Compensation and Calibration (1) Check the ambient temperature compensation function Indoor ambient temperature compensation function. a. In cooling mode, the indoor ambient temperature participating in computing control = (T – ⊿ T indoor ambient temperature cooling indoor ambient temperature compensation b. - Page 26 Service Manual 3. Special Functions Defrosting Control ① Conditions for starting defrosting After the time for defrosting is judged to be satisfied, if the temperature for defrosting is satisfied after detections for continuous 3minutes, the defrosting operation will start. ② Conditions of finishing defrosting The defrosting operation can exit when any of the conditions below is satisfied: ③...
- Page 27 Service Manual 1. Starting estimation: After the compressor stopped working for 180s, if T > [T (the temperature of hysteresis is 35.6ºF )], inner pipe frozen-preventing frequency-limited temperature the machine is only allowed to start for operating, otherwise it should not be started, and should be stopped to treat according to the frozen- preventing protection: Clear the trouble under the mode of power turn-off / heating, and the protection times are not counted.
- Page 28 Service Manual 1. Frequency limited If [T ]≤T <[T ] , you should limit the frequency raising of heating overload frequency-limited temperature inner pipe heating overload frequency reducing temperature at normal speed compressor. 2. Reducing frequency at normal speed and stopping machine: If T[ ]≤T <[T...
- Page 29 Service Manual (6)Voltage sag protection After start the compressor, if the time of DC link Voltage sag [U ] is measured to be less than t Voltage sag protection time , Sagging protection voltage the machine should be stop at once, hand on the voltage sag trouble, reboot automatically after 30 minutes. (7)Communication fault When you have not received any correct signal from the inner machine in three minutes, the machine will stop for communication fault.
- Page 30 Service Manual (12) Starting-up Failure Protection for Compressor Stop the compressor after its starting-up fails, restart it after 20s if the fault doesn’t shows, and if they are all failing for the successive start 3 times, it shall be reported as Starting-up Failure, and then restart up it after 3 min. When it still not be able to operate through carry out the above process for 5 times, it is available if press ON/OFF.
- Page 31 Service Manual 6. Electric Heating Function of Chassis (1) When Toutdoor amb.≤32ºF , the electric heating of chassis will operate; (2) When Toutdoor amb.>35.6ºF , the electric heating of chassis will stop operation; (3)When 32ºF <Toutdoor amb.≤35.6ºF, the electric heating of chassis will keep original status. 7.
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Page 32: 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 33 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 34: Installation
Service Manual 8. Installation 8.1 Installation Dimension Diagram Space to the wall At least 6 At least 6 Space to the wall Drainage pipe Uint:inch Installation and Maintenance... - Page 35 Service Manual 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...
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Page 36: Installation Parts-Checking
Service Manual 8.4 Electric Connection Requirement 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 37 Service Manual in the holes. 5. Connect the Pipe of Indoor Unit (3) Fix the wall-mounting frame on the wall with tapping screws (1) Aim the pipe joint at the corresponding bellmouth.(As show (ST4.2X25TA) and then check if the frame is firmly installed by in Fig.5) pulling the frame.
- Page 38 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 39: Installation Of Outdoor Unit
Service Manual 8.6 Installation of Outdoor Unit Refer to the following table for wrench moment of force: 1. Fix the Support of Outdoor Unit(Select it according to Hex nut diameter(inch) Tightening torque(ft·Ibf) the actual installation situation) Φ1/4 11.10~14.75 Φ3/8 22.12~29.50 (1) Select installation location according to the house structure. -
Page 40: Vacuum Pumping And Leak Detection
Service Manual 8.8 Check after Installation and Test (3) The water outlet can't be placed in water in order to drain 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 41: Maintenance
Service Manual 9. Maintenance 9.1 Error Code List Display of lamp (the times of blinking) Display of Name of malfunction Indoor Outdoor indoor unit Anti-freezing protection Block or Low pressure of refrigerant system Compressor exhaust high temperature protection AC over-current protection Communication failure between indoor unit and outdoor unit Anti-high temperature protection No feedback of indoor fan motor... -
Page 42: Troubleshooting For Main Malfunction
Service Manual 9.2 Troubleshooting for Main Malfunction ●Indoor unit: 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 43 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 44 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 45 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 46 Service Manual ●Outdoor unit: (1) Capacitor charge fault (Fault with outdoor unit) (AP1 below refers to the outdoor control panel) Main Check Points: ●Use AC voltmeter to check if the voltage between terminal L and N on the wiring board is within 210VAC~240VAC. ●Is the reactor (L) correctly connected? Is the connection loose or fallen? Is the reactor (L) damaged? Fault diagnosis process: Turn on the unit...
- Page 47 Service Manual (2) IPM Protection, Out-of-step Fault, Compressor Phase Overcurrent (AP1 below refers to the outdoor control panel) Main check points: ●Is the connection between control panel AP1 and compressor COMP secure? Loose? Is the connection in correct order? ●Is 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) ●Is the compressor coil resistance normal? Is the insulation of compressor coil against the copper tube in good condition? ●Is the working load of the machine too high? Is the radiation good?
- Page 48 Service Manual Energize and switch on Use AC voltmeter If the voltage Check the supply to measure the IPM protection between terminal L voltage and voltage between occurs after the and N on wiring machine has run for terminal L and N restore it to board XT is within a period of time?
- Page 49 Service Manual (3) High temperature and overload protection diagnosis (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Is outdoor ambient temperature in normal range? ●Are the outdoor and indoor fans operating normally? ●Is the heat dissipation environment inside and outside the unit good? Fault diagnosis process: Overheat and high temperature protection...
- Page 50 Service Manual (4) Start-up failure (following AP1 for outdoor unit control board) Mainly detect: ●Whether the compressor wiring is connected correct? ●Is compressor broken? ●Is time for compressor stopping enough? Fault diagnosis process: Power on the unit Restart it up after Is stop time of the compressor 3 minutes longer than 3 minutes?
- Page 51 Service Manual (5) Out of step diagnosis for the compressor (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: ●Is the system pressure too high? ●Is the input voltage too low? Fault diagnosis process: Out of step occurs in Out of step occurs once the operation unit is powered on.
- Page 52 Service Manual (6) Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board) Mainly detect: ●Is the PMV connected well or not? Is PMV damaged? ●Is refrigerant leaked? Fault diagnosis process: 20 minutes after the complete unit is powered off Is the terminal FA for the Connect the...
- Page 53 Service Manual (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: ●Check if the reactor (L) of the outdoor unit and the PFC capacitor are broken Fault diagnosis process: Start Check wiring of the...
- Page 54 Service Manual (8) Communication malfunction: (following AP1 for outdoor unit control board) Mainly detect: ●Is there any damage for the indoor unit mainboard communication circuit? Is communication circuit damaged? ●Detect 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: Start...
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Page 55: Troubleshooting For Normal Malfunction
Service Manual 9.3 Troubleshooting for Normal Malfunction 1. Air Conditioner Can't be Started Up Possible Causes Discriminating Method (Air conditioner Status) Troubleshooting Confirm whether it's due to power failure. If yes, No power supply, or poor After energization, operation indicator isn’t bright wait for power recovery. - Page 56 Service Manual 4. ODU Fan Motor Can't 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 57: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List 10.1 Indoor Unit Installation and Maintenance... - Page 58 Service Manual Part Code Description GWC09QB-D3DNA6E/I(LC) GWH09QB-D3DNA6E/I(LCLH) Product Code CB427N01900 CB427N02200 Front Panel 2002269601S 2002269601S Filter Sub-Assy 11122219 11122219 Display Board 30565265 30565265 Front Case Assy 00000200069 00000200069 Guide Louver 1051276301 1051276301 Helicoid Tongue 2611250802 2611250802 Left Axile Bush 10512037 10512037 Rear Case assy 00000100066...
- Page 59 Service Manual Part Code Description GWC09QB-D3DNB4E/I(LC) GWH09QB-D3DNB4E/I(LCLH) Product Code CB434N01700 CB434N01800 Front Panel 20000300026S 20000300026S Filter Sub-Assy 11122219 11122219 Display Board 30565260 30565260 Front Case Assy 00000200085 00000200085 Guide Louver 1051276301 1051276301 Helicoid Tongue 2611250802 2611250802 Left Axile Bush 10512037 10512037 Rear Case assy 00000100066...
- Page 60 Service Manual Part Code Description GWC09QB-D3DNA5E/I(LC) GWH09QB-D3DNA5E/I(LCLH) Product Code CB425N04600 CB425N04300 CB425N04301 Front Panel 2002267001 2002267001 2002267001 Filter Sub-Assy 11122219 11122219 11122219 Display Board 30565270 30565263 30565270 Front Case Assy 2002249501 00000200119 2002249501 Guide Louver 1051272202 1051272202 1051272202 Helicoid Tongue...
- Page 61 Service Manual Part Code Description GWC09QB-D3DNC2E/I(LC) GWH09QB-D3DNC2E/I(LCLH) Product Code CB439N01000 CB439N01100 Front Panel 20000300068S 20000300068S Filter Sub-Assy 11122219 11122219 Display Board 30565281 30565281 Front Case Assy 00000200040 00000200040 Guide Louver 1051276301 1051276301 Helicoid Tongue 26112508 26112508 Left Axile Bush 10512037 10512037 Rear Case assy 00000100066...
- Page 62 Service Manual Part Code Description GWC12QC-D3DNA6E/I(LC) GWH12QC-D3DNA6E/I(LCLH) Product Code CB427N01800 CB427N02100 Front Panel 2002266101S 2002266101S Filter Sub-Assy 11122468 11122468 Display Board 30565265 30565265 Front Case Assy 2002273101 2002273101 Guide Louver 1051293101 1051293101 Helicoid Tongue 26112507 26112507 Left Axile Bush 10512037 10512037 Rear Case assy 22202375...
- Page 63 Service Manual Part Code Description GWC12QC-D3DNB4E/I(LC) GWH12QC-D3DNB4E/I(LCLH) Product Code CB434N01600 CB434N01300 Front Panel 20000300027T 20000300027S Filter Sub-Assy 11122468 11122468 Display Board 30565260 30565260 Front Case Assy 00000200045 00000200045 Guide Louver 1051293101 1051293101 Helicoid Tongue 26112507 26112507 Left Axile Bush 10512037 10512037 Rear Case assy 22202375...
- Page 64 Service Manual Part Code Description GWC12QC-D3DNC2E/I(LC) GWH12QC-D3DNC2E/I(LCLH) Product Code CB439N00800 CB439N00900 Front Panel 20000300069S 20000300069S Filter Sub-Assy 11122468 11122468 Display Board 30565281 30565281 Front Case Assy 00000200045 00000200045 Guide Louver 1051293101 1051293101 Helicoid Tongue 26112436 26112436 Left Axile Bush 10512037 10512037 Rear Case assy 00000100093...
- Page 65 Service Manual Part Code Description GWC12QC-D3DNB2E/I(LC) GWH12QC-D3DNB2E/I(LCLH) Product Code CB432N02500 CB432N02600 Front Panel 20000300018S 20000300018S Filter Sub-Assy 11122468 11122468 Display Board 30565260 30565260 Front Case Assy 00000200045 00000200045 Guide Louver 1051293101 1051293101 Helicoid Tongue 26112436 26112436 Left Axile Bush 10512037 10512037 Rear Case assy 00000100093...
- Page 66 Service Manual Part Code Description GWC12QC-D3DNA5E/I(LC) GWH12QC-D3DNA5E/I(LCLH) Product Code CB425N04400 CB425N04500 CB425N04501 Front Panel 2002269402S 2002269402S 2002269402S Filter Sub-Assy 11122468 11122468 11122468 Display Board 30565276 30565276 30565263 Front Case Assy 00000200022 00000200022 00000200109 Guide Louver 1051249202 1051249202 1051249202 Helicoid Tongue 26112436 26112436 26112436...
- Page 67 Service Manual Part Code Description GWC09QB-D3DNB2E/I(LC) GWH09QB-D3DNB2E/I(LCLH) Product Code CB432N04000 CB432N03301 Front Panel 20000300019S 20000300019S Filter Sub-Assy 11122219 11122219 Display Board 30565260 30565260 Front Case Assy 00000200040 00000200040 Guide Louver 1051276301 1051276301 Helicoid Tongue 26112508 26112508 Left Axile Bush 10512037 10512037 Rear Case assy 00000100066...
- Page 68 Service Manual Part Code Description GWC12QC-D3DNB8E/I(LC) GWH12QC-D3DNB8E/I(LCLH) Product Code CB438N01600 CB438N01400 Front Panel 20000300074T 20000300074T Filter Sub-Assy 11122468 11122468 Display Board 30565260 30565260 Front Case Assy 00000200045 00000200045 Guide Louver 1051293101 1051293101 Helicoid Tongue 26112436 26112436 Left Axile Bush 10512037 10512037 Rear Case assy 00000100093...
- Page 69 Service Manual Part Code Description GWC09QB-D3DNA1E/I(LC) GWC12QC-D3DNA1E/I(LC) Product Code CB419N07300 CB419N07100 Front Panel 20022479S 20022475S Filter Sub-Assy 11122219 11122468 Display Board 30565231 30565231 Front Case Assy 20022495 20022489 Guide Louver 10512722 10512492 Helicoid Tongue 26112508 26112436 Left Axile Bush 10512037 10512037 Rear Case assy 00000100066...
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Page 70: Outdoor Unit
Service Manual 10.2 Outdoor Unit Cooling only models Installation and Maintenance... - Page 71 Service Manual Part Code Description GWC09QB-D3DNA6E/O(LC) GWC12QC-D3DNA6E/O(LC) Product Code CB427W01900 CB427W01800 Front Grill 01473012 01473012 Front Panel Assy 0153304804 0153304804 Axial Flow Fan 10333004 10333004 Fan Motor 1501306723 1501306723 Chassis Sub-assy 0170000009501P 02803187P Compressor Gasket 76713027 76713027 Compressor and fittings 00103892 00103892 Valve Support...
- Page 72 Service Manual Cooling and heating models Installation and Maintenance...
- Page 73 Service Manual Part Code Description GWH09QC-A3DNA1D/O GWH12QC-D3DNA6E/O(LCLH) Product Code CB419W03900 CB427W02100 Front Grill 01473012 01473012 Front Panel Assy 0153304804 0153304804 Axial Flow Fan 10333004 10333004 Chassis Sub-assy 01700000095P 01700000081P Clapboard Sub-Assy 0123338502 0123338502 Drainage Connecter 06123401 06123401 Compressor Gasket 76713027 76713027 4-Way Valve Assy 03073369...
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Page 74: Removal Procedure
Service Manual 11. Removal Procedure Warning: Be sure to wait for a minimum of 20 minutes after turning off all power supplies and discharge the refrigerant completely before removal. 11.1 Removal Procedure of Indoor Unit NOTE: Take A6 panel for an example. Step Procedure 1. - Page 75 Service Manual Step Procedure 4. Remove electric box cover Screw Electric box cover Remove the screws on the electric box cover to remove the electric box cover. 5. Remove front case sub-assy Screws Remove the screws fixing front case. Note: 1.Open the screw caps before removing the screws around the air outlet.
- Page 76 Service Manual Step Procedure 7. Remove electric box assy Screw Loosen the connection clasps between shield cover of electric box sub-assy and Clasps electric box, and then remove the shield cover of electric box sub-assy. Remove the screw fixing electric box assy . Electric box Shield cover of electric box sub-assy...
- Page 77 Service Manual Step Procedure Instruction: Some wiring terminal of this product is with lock catch and other devices. circlip The pulling method is as below: holder 1.Remove the soft sheath for some terminals at first, hold the circlip and then pull out the terminals.
- Page 78 Service Manual Step Procedure 9. Remove motor and cross flow blade Remove the screws fixing motor clamp Screws and then remove the motor clamp. Motor clamp Cross flow Remove the screws at the connection Screw Motor place of cross flow blade and motor; lift Holder the motor and cross flow blade upwards sub-assy...
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Page 79: Removal Procedure Of Outdoor Unit
Service Manual 11.2 Removal Procedure of Outdoor Unit Warning: Be sure to wait for a minimum of 20 minutes after turning off all power supplies and discharge the refrigerant completely before removal. NOTE: Take heat pump for example. Steps Procedure 1.Remove big handle Before disassamble．... - Page 80 Service Manual 3.Remove grille and front panel Remove connection screws between the front grille and the front panel. Then remove the front grille. Remove connection screws connecting the front panel with the chassis and the motor support, and then remove the front panel. Grille Panel 4.Remove axial flow blade...
- Page 81 Service Manual 6.Remove electric box assy Electric box assy Remove the 2 screws fixing the cover of elec- tric box. Lift to remove the cover. Loosen the wire and disconnect the terminal. Lift to re- move the electric box assy. 7.Remove 4-way valve assy Unscrew the fastening nut of the 4-way Valve 4-way Valve Assy...
- Page 82 Service Manual 9.Remove motor and motor support Motor support Remove the 4 tapping screws fixing the motor. Pull out the lead-out wire and remove the Motor motor. Remove the 2 tapping screws fixing the motor support. Lift motor support to re- move it.
- Page 83 Service Manual 11.Remove Compressor Remove the 2 screws fixing the gas valve. Unsolder the welding spot connecting gas valve and air return pipe and remove the gas valve. (Note: it is necessary to warp the gas valve when unsoldering the welding spot.) Remove the 2 Liquid valve screws fixing liquid valve.
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Page 84: 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 （℉）... -
Page 85: Appendix 3: Pipe Expanding Method
Service Manual Appendix 3: Pipe Expanding Method Pipe Note: Pipe cutter Improper pipe expanding is the main cause of refrigerant leakage.Please expand the pipe according to the following steps: Leaning Uneven Burr A:Cut the pip ● Confirm the pipe length according to the distance of indoor unit and outdoor unit. ●... -
Page 86: 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.( Resistance(kΩ) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) -2.2 138.1 18.75 138.2 3.848 208.4 1.071 -0.4 128.6 69.8 17.93 3.711 210.2 1.039 121.6... - Page 87 Service Manual Resistance Table of Tube Temperature Sensors for Indoor and Outdoor (20K) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) -2.2 181.4 25.01 138.2 5.13 208.4 1.427 -0.4 171.4 69.8 23.9 4.948 210.2 1.386 162.1 71.6 22.85 141.8 4.773 1.346 153.3 73.4...
- Page 88 Service Manual Resistance Table of Discharge Temperature Sensor for Outdoor(50K) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) Temp.( Resistance(kΩ) -20.2 853.5 120.2 18.34 190.4 4.754 -18.4 799.8 51.8 93.42 17.65 192.2 4.609 -16.6 53.6 89.07 123.8 16.99 4.469 -14.8 703.8 55.4 84.95 125.6 16.36...
- Page 89 JF00302353 GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI Add: West Jinji Rd, Qianshan, Zhuhai, Guangdong, China 519070 Tel: (+86-756) 8522218 Fax: (+86-756) 8669426 Email: gree@gree.com.cn Http://www.gree.com 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...
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