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Summary of Contents for Gree GWH09AAB-K3DNA1A
- Page 1 Change for Life Service Manual Models: GWH09AAB-K3DNA1A GWH09AAB-K3DNA2A GWH09AAB-K3DNA3A GWH09AAB-K3DNA4A GWH09AAB-K3DNA5A (Refrigerant R410A) GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI...
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Page 2: Table Of Contents
5.2 PCB Printed Diagram .....................13 6. Function and Control ..................15 6.1 Remote Controller Introduction ..................15 6.2 GREE+ App Operation Manual ..................19 6.3 Ewpe Smart App Operation Manual ................20 6.4 Brief Description of Modes and Functions ..............21 Part Ⅱ : Installation and Maintenance ..........26... - Page 3 Service Manual 9. Maintenance ......................36 9.1 Malfunction Analysis .......................36 9.2 Flashing LED of Indoor/Outdoor Unit and Primary Judgement ........40 9.3 How to Check Simply the Main Part ................49 9.3 Maintenance method for normal malfunction ..............63 10. Exploded View and Parts List ..............65 10.1 Indoor Unit ........................65 10.2 Outdoor Unit .........................70...
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Page 4: Part Ⅰ : Technical Information
Service Manual Part Ⅰ : Technical Information 1. Summary Indoor Unit: GWH09AAB-K3DNA1A/I GWH09AAB-K3DNA2A/I GWH09AAB-K3DNA3A/I GWH09AAB-K3DNA4A/I GWH09AAB-K3DNA5A/I Technical Information... - Page 5 Controller GWH09AAB-K3DNA3A CB478000600 GWH09AAB-K3DNA3A/I CB478N00600 GWH09AAB-K3DNA4A CB479000200 GWH09AAB-K3DNA4A/I CB479N00200 GWH09AAB-K3DNA4A CB479000201 GWH09AAB-K3DNA4A/I CB479N00201 GWH09AAB-K3DNA5A CB488000400 GWH09AAB-K3DNA5A/I CB488N00400 YAW1F5 GWH09AAB-K3DNA4A/O CB479W00200 GWH09AAB-K3DNA5A CB488000401 GWH09AAB-K3DNA5A/I CB488N00401 (WiFi) GWH09AAB-K3DNA2A CB477000500 GWH09AAB-K3DNA2A/I CB477N00500 GWH09AAB-K3DNA2A CB477000501 GWH09AAB-K3DNA2A/I CB477N00501 GWH09AAB-K3DNA1A CB476001201 GWH09AAB-K3DNA1A/I CB476N01201 Technical Information...
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Page 6: Specifications
Service Manual 2. Specifications 2.1 Specification Sheet 1.GWH09AAB-K3DNA3A 2.GWH09AAB-K3DNA4A Model 3.GWH09AAB-K3DNA5A 4.GWH09AAB-K3DNA2A 5.GWH09AAB-K3DNA1A 1.CB478000600 2.CB479000200/CB479000201 Product Code 3.CB488000400/CB488000401 4.CB477000500/CB477000501 5.CB476001201 Rated Voltage 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Cooling Capacity 2500 Heating Capacity 2500 Cooling Power Input... - Page 7 Service Manual Model of Outdoor Unit GWH09AAB-K3DNA4A/O Product Code of Outdoor Unit CB479W00200 Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD Compressor Model QXA-A086zC190 Compressor Oil RB68EP Compressor Type Rotary L.R.A. Compressor RLA Compressor Power Input Overload Protector 1NT11L-6233 Throttling Method Capillary Operation Temp 16~30 Ambient Temp (Cooling)
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Page 8: Capacity Curve In Different Outdoor Temperature
Service Manual 2.2 Capacity Curve in Different Outdoor Temperature Cooling Heating 220V Conditions 220V Indoor:DB27°C/WB19°C Outdoor:DB35°C/WB24°C Indoor air flow:Super High 230V Pipe length:5m 230V 240V Conditions Indoor:DB20°C/WB15°C 240V Outdoor:DB7°C/WB6°C Indoor air flow:Super High Pipe length:5m 10 20 30 40 50 60 70 80 90 100 Compressor speed (rps) Compressor speed (rps) 2.3 Cooling and Heating Data Sheet in Rated Frequency... -
Page 9: 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 Fan speed Fan speed connecting indoor temperature of heat condition( C) (DB/WB) Model of indoor of outdoor and outdoor unit exchanger unit unit... -
Page 10: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit Φ55 Φ55 Unit:mm Models 09K(AAB) Technical Information... -
Page 11: Outdoor Unit
Service Manual 3.2 Outdoor Unit Unit:mm Technical Information... -
Page 12: 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 13: 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 14 Service Manual GWH09AAB-K3DNA4A/I（CB479N00201） GWH09AAB-K3DNA3A/I(CB478N00600) 60000700097301 GWH09AAB-K3DNA2A/I(CB477N00500/CB477N00501) GWH09AAB-K3DNA1A/I(CB476N01201) GWH09AAB-K3DNA5A/I(CB488N00400) 60000700097302 Technical Information...
- Page 15 Service Manual ● Outdoor Unit 600007000763 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 16: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram Indoor Unit ● Top view Name Wifi interface Jumper cap Interface of health function live wire Live wire interface Interface of health function neutral wire Neutral wire interface Fan motor interface of PG Fuse Communication interface 10 Auto button 11 Interface of PG feedback interface... - Page 17 Service Manual Outdoor Unit ● Top view Name 1 Interface of compressor wire 2 Interface of reactor Terminal of chassis electric heater Terminal of compressor electric heater 5 Terminal of 4-way valve 6 Interface of outdoor fan 7 Interface of earthing wire 8 Communication interface 9 Interface of netural wire 10 Interface of live wire...
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Page 18: 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 WiFi button WiFi Light button Icon Display on Remote Controller Temp. - Page 19 Service Manual 1. ON/OFF button Press this button to turn on the unit. Press this button again to turn off the unit. 2. MODE button 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: * Note: Only for models with heating function.
- Page 20 Service Manual TURBO button Under COOL or HEAT mode, press this button to activate / deactivate the Turbo function. 9. I FEEL button Press this button to start I FEEL function and " " will be displayed on the remote controller. After this function is set, the remote controller will send the detected ambient temperature to the controller and the unit will automatically adjust the indoor temperature according to the detected temperature.
- Page 21 Service Manual WIFI Function Press this button to turn on the unit. Press this button again to turn off the unit. Press "MODE" and "TURBO" button simultaneously to turn on or turn off WIFI function. When WIFI function is turned on, the " "...
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Page 22: Gree+ App Operation Manual
GREE+ App Download Linkage Scan the QR code or search "GREE+" in the application market to download and install it. When "GREE+" App is installed, register the account and add the device to achieve long-distance control and LAN control of Gree smart home appliances. -
Page 23: Ewpe Smart App Operation Manual
Service Manual 6.3 Ewpe Smart App Operation Manual Control Flow Chart Internet Cloud intelligent Cellular/ Home Wi-Fi home Other Wi-FI appliances Home wireless router Home Wi-Fi Operating Systems Requirement for User's smart phone: iOS system Android system Support iOS7.0 and Support Android 4.4 and above version above version... -
Page 24: Brief Description Of Modes And Functions
Service Manual 6.4 Brief Description of Modes and Functions 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;... - Page 25 Service Manual ① Working conditions and process of heating If Tamb.≤Tpreset +2 C, 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.≥Tpreset +5 C, 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...
- Page 26 Service Manual ② 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.
- Page 27 Service Manual Indoor Units (1) ON/OFF Press the remote button ON/OFF: the on-off state will be changed once each time you press the button. (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 TEMP-, the setting temperature will be up or down by 1 C.
- Page 28 Service Manual Cooling, heating and dehumidify). If you close the light key, all the display patterns will close. ② Double-8 display According to the different setting of remote control, the nixie light may display the current temperature (the temperature scope is from 16 C to 30 C) and indoor ambient temperature.
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Page 29: 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 30 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 31 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 32: 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 33 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...
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Page 34: Installation Parts-Checking
Service Manual 8.2 Installation Parts-Checking 8.4 Requirements for electric connection 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 35 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 36 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 37: 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 38: 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 39: Maintenance
Service Manual 9. Maintenance 9.1 Malfunction Analysis Note: When replacing the controller, be sure to insert the wire jumper into the new controller, otherwise the unit will display C5 Measure insulation resistance The breaker trips at once when it to ground to see if there is any is set to “ON”. - Page 40 Service Manual Improper set of temperature Adjust set temperature If cooling (heating) load is Check the forecasted load of cooling (heating) proper Check and fill the leakage, then The refrigerant has leakage or is vacuumize it and supplement the re- insufficient frigerant as required Leakage between the high pres-...
- Page 41 Service Manual Improper set of temperature Adjust set temperature If cooling (heating) load is Check the forecasted load of cooling (heating) proper Check and fill the leakage, then The refrigerant has leakage or is vacuumize it and supplement the re- insufficient frigerant as required Leakage between the high pres-...
- Page 42 Service Manual The torque of the swing motor is not enough First, check whether the connection is Wrong connection The swing fan wrong. If no, replace the parts does not run. The controller is damaged(IC2003 is damaged, the swing relay can not close, etc) C o n t r o l l e r m a l f u n c t i o n ( I C 2 0 0 3 Change controller...
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Page 43: Flashing Led Of Indoor/Outdoor Unit And Primary Judgement
Service Manual 9.2 Flashing LED of Indoor/Outdoor Unit and Primary Judgement Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF... - Page 44 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code...
- Page 45 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code...
- Page 46 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code...
- Page 47 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code...
- Page 48 Service Manual Display Method of Outdoor Display Method of Indoor Unit Unit Indicator has 3 kinds of Indicator Display (during display status and during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes blinking, ON 0.5s and OFF Name 0.5s) Code...
- Page 49 Service Manual Display Method of Indoor Unit Display Method of Outdoor Unit Indicator Display (during Indicator has 3 kinds of display blinking, ON 0.5s and OFF status and during blinking, ON Dual-8 Malfunction A/C status Possible Causes 0.5s) 0.5s and OFF 0.5s Code Name Operation...
- Page 50 Service Manual Installation and Maintenance...
- Page 51 Service Manual Analysis or processing of some of the malfunction display: 1. Compressor discharge protection Possible causes: shortage of refrigerant; blockage of air filter; poor ventilation or air flow short pass for condenser; the system has noncondensing gas (such as air, water etc.); blockage of capillary assy (including filter); leakage inside four-way valve causes incorrect operation;...
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Page 52: How To Check Simply The Main Part
Service Manual 9.3 How to Check Simply the Main Part 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 53 Service Manual 2. Malfunction of Blocked Protection of IDU Fan Motor H6 (2) Malfunction of Blocked Protection of IDU Fan Motor H6 Main.detection.points: Main detection points: SmoothlyIs.the.control.terminal.of.PG.motor.connected.tightly? ● Is the control terminal of PG motor connected tightly? SmoothlyIs.the.feedback.interface.of.PG.motor.connected.tightly? The.fan.motor.can't.operate. ● Is the feedback interface of PG motor connected tightly? The.motor.is.broken? ●...
- Page 54 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? ● Detectioncircuit of the mainboard isdefined abnormal? Malfunction diagnosis process: Troubleshooting for C5 malfunction...
- Page 55 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? Malfunction diagnosis process: Troubleshooting for U8 malfunction Turn power off for 1minute,the turn back on The unit returns to normal.
- Page 56 Service Manual (5) Malfunction of detecting plate(WIFI) JF Start check if the connection wire are correctly connected detecting Replace the plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Installation and Maintenance...
- Page 57 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: Troubleshooting for...
- Page 58 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 59 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 60 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 61 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 62 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 63 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 64 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...
- Page 65 Service Manual (9) Malfunction of Overcurrent Protection E5 5. Malfunction of Overcurrent Protection Main detection points: Main detection points: ● Is the supply voltage unstable with big fluctuation? Is the supply voltage too low with overload? ● Is the supply voltage too low with overload? Hardware trouble? ●...
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Page 66: 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 67 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 68: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List 10.1 Indoor Unit WiFi The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 69 Service Manual Part Code Description GWH09AAB-K3DNA4A/I Product Code CB479N00200 CB479N00201 Front Panel 000003000113 200003000101T Display Board 300001000041 300001000041 Front Case 20000200000701 20000200000701 Axile Bush 10542036 10542036 Helicoid Tongue 200006000002 200006000002 Left Axile Bush 10512037 10512037 Rear Case assy 000001000004 000001000004 Cross Flow Fan 10352066 10352066...
- Page 70 Service Manual Part Code Description GWH09AAB-K3DNA3A/I GWH09AAB-K3DNA2A/I Product Code CB478N00600 CB477N00500 Front Panel 000003000147 20000300005901T Display Board 300001000041 300001000037 Front Case 20000200000701 20000200000701 Axile Bush 10542036 10542036 Helicoid Tongue 200006000002 200006000002 Left Axile Bush 10512037 10512037 Rear Case assy 000001000004 000001000004 Cross Flow Fan 10352066...
- Page 71 Service Manual Part Code Description GWH09AAB-K3DNA5A/I Product Code CB488N00400 CB488N00401 Front Panel 200003000117T01 200003000117T01 Display Board 300001000041 300001000041 Front Case 20000200000701 20000200000701 Axile Bush 10542036 10542036 Helicoid Tongue 200006000002 200006000002 Left Axile Bush 10512037 10512037 Rear Case assy 000001000004 000001000004 Cross Flow Fan 10352066 10352066...
- Page 72 Service Manual Part Code Description GWH09AAB-K3DNA1A/I GWH09AAB-K3DNA2A/I Product Code CB476N01201 CB477N00501 Front Panel 20000300002001T 20000300005901T Display Board 300001000037 300001000037 Front Case 20000200000701 20000200000701 Axile Bush 10542036 10542036 Helicoid Tongue 200006000002 200006000002 Left Axile Bush 10512037 10512037 Rear Case assy 000001000004...
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Page 73: Outdoor Unit
Service Manual 10.2 Outdoor Unit The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 74 Service Manual Part Code Description GWH09AAB-K3DNA4A/O Product Code CB479W00200 Front Grill 22413043 Cabinet Sub-assy 0000030001510 Axial Flow Fan 10333004 Electrical Heater Chassis Sub-assy 02803037P Clapboard Sub-Assy 0123338502 Drainage Connecter 06123401 Compressor and Fittings 0010322402 4-Way Valve Assy 03015200074 Valve Support 0171314201P Cut off Valve Assy 030164000033...
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Page 75: 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 outwards to remove them. - Page 76 Service Manual Step Procedure 3. Remove panel Panel Display Open the front panel; separate the panel rotation shaft from the groove fixing the front panel and then removes the front panel. Note: The display of some models is fixed on Screws display on the panel before removing the panel.
- Page 77 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 generator. Electric box Step motor Clasps Grounding Indoor tube screw temperature sensor Electric box assy ①...
- Page 78 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 79 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 80: Removal Procedure Of Outdoor Unit
Service Manual 11.2 Removal Procedure of Outdoor Unit Steps Procedure 1. Remove handle Remove the screw fixing handle; slide out the big handle upwards to make the clasp of right side plate handle separate from the groove of right side plate, and then remove the handle. - Page 81 Service Manual Steps Procedure 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.
- Page 82 Service Manual Steps Procedure 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 83 Service Manual Steps Procedure 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 84 Service Manual Steps Procedure 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 85: 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 86: Appendix 2: Pipe Expanding Method
Service Manual Appendix 2: 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 87: 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 88 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 89 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 90 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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