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 ............9 2.3 Cooling and Heating Data Sheet in Rated Frequency .............9 3. Outline Dimension Diagram ..............10 3.1 Indoor Unit ........................10 3.2 Outdoor Unit ........................
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Service Manual 9. Maintenance ......................36 9.1 Error Code ........................36 9.2 Procedure of Troubleshooting ..................37 9.3 Maintenance Method for Normal Malfunction ..............42 10. Exploded View and Parts List ..............44 10.1 Indoor Unit ........................44 10.2 Outdoor Unit .........................51 11. Removal Procedure ..................55 11.1 Removal Procedure of Indoor Unit ................55 11.2 Removal Procedure of Outdoor Unit ................60 Appendix:...
Service Manual Part Ⅰ : Technical Information 1. Summary Indoor Unit: GWC09MA-K3NNA4F/I GWC09MA-K3NNA3D/I GWH09MA-K3NNA4G/I GWC09MA-K3NNA5F/I GWC09MA-K3NNA9F/I GWH09MA-K3NNA5F/I GWH09MA-K3NNA9F/I GWC09MA-K3NNB3F/I GWC09MA-K3NNC3D/I GWH09MA-K3NNB3F/I GWC09MA-K3NND3D/I Outdoor Unit: GWC09MA-K3NNE1D/O GWC09MA-K3NNA5F/O Technical Information...
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Service Manual GWH09MA-K3NNA5F/O Remote Controller: YB1FA(MOTO) ON OFF MODE FA N C LOCK TIMER ON X-FAN T EMP TIMER OFF T URBO SLEEP LIGH T Technical Information...
Service Manual 2. Specifications 2.1 Specification Sheet 1.GWC09MA-K3NNA3D 2.GWC09MA-K3NNC3D Model 3.GWC09MA-K3NND3D 4.GWC09MA-K3NNC9D Product Code 1.CA171023901 2.CA136010001 3.CA405009001 4.CA145006701 Rated Voltage V ~ 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Cooling Capacity 2600 Heating Capacity Cooling Power Input...
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Service Manual Model of Outdoor Unit GWC09MA-K3NNE1D/O Outdoor Unit Product Code CA143W04901 Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD. Compressor Model QXA-B102C130 Compressor Oil RB68EP Compressor Type Rotary L.R.A. Compressor RLA Compressor Power Input Overload Protector Internal Throttling Method Capillary Operation Temp 16~30 ℃...
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Service Manual 1.GWC09MA-K3NNA4F 2.GWC09MA-K3NNA5F Model 3.GWC09MA-K3NNA9F 4.GWC09MA-K3NNB3F Product Code 1.CA161012900 2.CA162017700 3.CA182006000 4.CA163013000 Rated Voltage V ~ 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Cooling Capacity 2650 Heating Capacity Cooling Power Input Heating Power Input Cooling Power Current 3.65 Heating Power Current Rated Input...
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Service Manual Model of Outdoor Unit GWC09MA-K3NNA5F/O Outdoor Unit Product Code CA162W17700 Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD. Compressor Model QXA-B098E030 Compressor Oil RB68EP;FCV68D Compressor Type Rotary L.R.A. 18.5 Compressor RLA Compressor Power Input Overload Protector Internal Throttling Method Throttle Operation Temp 16~30 ℃...
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Service Manual 1.GWH09MA-K3NNA4G 2.GWH09MA-K3NNA5F Model 3.GWH09MA-K3NNA9F 4.GWH09MA-K3NNB3F Product Code 1.CA161012800 2.CA162017600 3.CA182006100 4.CA163013100 Rated Voltage V ~ 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Cooling Capacity 2700 Heating Capacity 2785 Cooling Power Input Heating Power Input Cooling Power Current 3.72 Heating Power Current 3.38...
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Service Manual Model of Outdoor Unit GWH09MA-K3NNA5F/O Outdoor Unit Product Code CA162W17600 Compressor Manufacturer/Trademark ZHUHAI LANDA COMPRESSOR CO.,LTD. Compressor Model QXA-B098E050 Compressor Oil RB68EP;FCV68D Compressor Type Rotary L.R.A. 18.5 Compressor RLA Compressor Power Input Overload Protector Internal Throttling Method Throttle Operation Temp 16~30 ℃...
Service Manual 2.2 Capacity Curve in Different Outdoor Temperature Cooling: Heating: 11 0 10 0 Conditio n Condition Heating Indoor:DB27 °C WB19 °C Indoor:DB20 °C Indoor air flow: Super High Indoor air flow: Super High Pipe length: 5m Pipe length: 5m 32 33 34 35 36 37 38 39 40 41 42 43 44 45 -7 -5 Outdoor temp.(°C)
Service Manual 4. Refrigerant System Diagram GWC09MA-K3NNA3D GWC09MA-K3NNC3D GWC09MA-K3NND3D Outdoor unit Indoor unit Gas pipe side Valve Di s charge Heat exchanger (evaporator) Suction Heat Accumlator exchanger Compressor (condenser) Liquid pipe side Valve Capillary Strainer COOLING GWC09MA-K3NNA5F GWC09MA-K3NNA4F Indoor unit...
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Service Manual GWH09MA-K3NNA5F GWH09MA-K3NNA4G 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 Strainer Throttle Valve COOLING HEATING Connection pipe specification: Liquid pipe:1/4" (6mm) Gas pipe:3/8"...
Black Violet Orange Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model. ● Indoor Unit GWC09MA-K3NNA3D/I GWC09MA-K3NNC3D/I GWC09MA-K3NND3D/I GWC09MA-K3NNA5F/I GWC09MA-K3NNA4F/I GWC09MA-K3NNA9F/I GWC09MA-K3NNB3F/I GWC09MA-K3NNC9D/I ROOM TEMP. RECEIVER AND TUBE TEMP. FAN MOTOR...
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Service Manual GWH09MA-K3NNA5F/I GWH09MA-K3NNA4G/I GWH09MA-K3NNA9F/I GWH09MA-K3NNB3F/I BU(WH) BN(BK) ROOM TEMP. TUBE TEMP. RECEIVER AND FAN MOTOR SENSOR DISPLAY BOARD YEGN(GN) SENSOR DISPLAY POWER EARTH-PLATE YEGN YEGN ROOM TUBE DISP1 DISP2 EVAPORATOR AP1 PRINTED CIRCUIT BOARD N(1) AC-L COMP JUMP SWING-UD TR_IN TR_OUT OFAN C0NNECTING...
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Service Manual GWH09MA-K3NNA5F/O These wiring diagrams are subject to change without notice; please refer to the one supplied with the unit. Technical Information...
Service Manual 5.2 PCB Printed Diagram ● Top view Fuse Live wire Compressor Live wire for healthy function Neutral wire for healthy function Control interface for PG motor Neutral wire 4-way valve Outdoor fan 10 Auto button 11 Up&down swing 12 Feedback interface for PG motor 13 Jumper cap 14 Display interface...
Service Manual 6. Function and Control 6.1 Remote Controller Introduction Buttons on Remote Controller ON/OFF Button MODE Button +/- Button FAN Button Button CLOCK Button TIMER ON/TIMER-OFF Button X-FAN Button TEMP Button TURBO Button LIGHT Button SLEEP Button Introduction for Icons on Display Screen Operation mode Operation mode Set fan speed...
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Service Manual When selecting auto mode, Air conditioner will start auto operation according to indoor ambient temperature.Set temperature can’t be adjusted and will not be displayed as well. Press "FAN" button can adjust fan speed. Press " " button can adjust fan blowing angle. After selecting cool mode, air conditioner will operate under cool mode.
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Service Manual controller blinks. Press "+" or "-"button to adjust TIMER ON setting. After each pressing "+" or "-"button, TIMER ON setting will increase or decrease 1min. Hold "+" or "-"button, 2s later, the time will change quickly until reaching your required time. Press “ TIMER ON”to confi rm it. The word “ON" will stop blinking. " "...
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Service Manual Operation Guide 1. After putting through the power, press “ON/OFF” button on remote controller to turn on the air conditioner. 2. Press "MODE" button to select your required mode:AUTO,COOL,DRY,FAN,HEAT. 3. Press “+” or “-“ button to set your required temperature. (Temperature can’t be adjusted under auto mode).
Service Manual 6.2 Brief Description of Modes and Functions 1. Summary (1) Buzzer When the controller is energized or receives signal from button (emergency operation switch on air conditioner) or remote controller, the buzzer will give out a beep. (2) Display After energization, all icons will be displayed once.
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Service Manual that case, the compressor and the ODU fan stop operation, while the IDU operates at set fan speed. If freeze protection is released and Freeze protection period 3 min Compressor Outdoor fan motor Indoor fan motor Set fan speed the compressor has been out of operation for 3 mins, the unit will resume its previous operation status.
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Service Manual (4) Fan mode ① Operation condition and process for fan mode In fan mode, the IDU fan motor operates at set speed, while the compressor and the ODU fan motor stop. 4-way valve is de-energized (4-way valve is not available for cooling only unit). Temperature setting range is 16~30℃ . ②...
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Service Manual 3. Other Control Function Introduction (1) Timer function Timer ON: If timer ON is set during operation of the unit, upon ON time reaches, the unit will continue to operate. If timer ON is set at unit OFF, upon ON time reaches, the unit will start to operate according to previous setting status. Timer OFF: If timer OFF is set at unit OFF, upon OFF time reaches, the unit will keep standby status.
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Service Manual keeps the same. ◆ When air conditioner has a malfunction,dual-8 nixie tube will show relevant error code. 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 Overcurrent protection Zero-crossing inspection circuit malfunction of the IDU fan motor...
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.
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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.
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...
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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...
Service Manual 8.2 Installation Parts-checking 8.4 Requirements Forelectric Connection Name Name 1. Safety Precaution Indoor unit Sealing gum (1) Must follow the electric safety regulations when installing Outdoor unit Wrapping tape the unit. Support of outdoor (2) According to the local safety regulations, use qualified Connection pipe unit power supply circuit and air switch.
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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.
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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.
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(mm) Tightening torque(N m) the Actual Installation Situation) Φ6 15~20 Φ9.52 30~40 (1) Select installation location according to the house structure.
Service Manual (3) The water outlet can't 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...
Service Manual 9. Maintenance 9.1 Error Code Display Method of Indoor Unit Indicator lamp (Only for the unit with indictor; Possible Causes(For specific maintenance Malfunction Error during blinking, ON for A/C Status method, please refer to the following procedure Name of troubleshooting) Code 0.5S and OFF for 0.5S)
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? ●...
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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? ●...
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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? ●...
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Service Manual 4. 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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Service Manual 5. 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...
Service Manual 9.3 Maintenance Method 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, N o p o w e r s u p p l y, o r p o o r After energization, operation indicator isn’t bright wait for power recovery.
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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...
Service Manual 11. Removal Procedure Caution: discharge the refrigerant completely before removal. 11.1 Removal Procedure of Indoor Unit Note:Take A3 panel for example. Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
Service Manual 11.2 Removal Procedure of Outdoor Unit GWC09MA-K3NNE1D/O GWC09MA-K3NNA5F/O 1.Remove big handle Before disassembly. Remove the screw fixing the big handle. Remove the big handle. big handle 2.Remove top cover top panel Remove the screws connecting the top panel with the front panel and right side panel.
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Service Manual 3.Remove front grille Remove screws fixing the front grille and the front panel. Remove the grille. front grille 4.Remove front panel Remove screws connecting the front panel with the chassis and the motor support. Remove the front panel. front panel 5.Remove right side plate right side plate...
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Service Manual 7.Remove motor and motor support Remove the tapping screws fixing the motor; disconnect the leading wire insert of the motor. Remove the motor. Remove the tapping screws fixing the motor support. Lift the motor support to remove it. motor support motor 8.Remove electric box...
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Service Manual 11.Remove gas valve and liquid valve Unsolder the capillary, valves and the outlet pipe of condenser. Do not block the capillary with welding slag during unsoldering. Remove the 2 screws fixing the gas valve. Unsolder the gas valve and the air-return pipe .
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Service Manual GWH09MA-K3NNA5F/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.
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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.
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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.
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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.
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 (℉)...
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. ●...
Service Manual Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units(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...
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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 4.289...
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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 4.08 580.6...
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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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