Table of Contents
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Change for Life
Service Manual
GWH09MB-K3DNA2K
GWH09MB-K3DNA3K
GWH09MB-K3DNA4K
GWH09MB-K3DNA5K
GWH09MB-K3DNB3K
GWH09MB-K3DNC9K
GWH09MB-K3DNE1K
GWH09MB-K3DNC8K
GWH12MB-K3DNA2K
GWH12MB-K3DNA3K
GWH12MB-K3DNA4K
GWH12MB-K3DNA5K
GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
GWH12MB-K3DNB3K
GWH12MB-K3DNC9K
GWH12MB-K3DND3K
GWH12MB-K3DNE1K
GWH12MB-K3DNC8K
(Refrigerant R410A)
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Table of Contents
Troubleshooting
Related Manuals for Gree GWH09MB-K3DNA3K
Summary of Contents for Gree GWH09MB-K3DNA3K
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Page 1: Service Manual
Change for Life Service Manual GWH09MB-K3DNA2K GWH12MB-K3DNB3K GWH09MB-K3DNA3K GWH12MB-K3DNC9K GWH09MB-K3DNA4K GWH12MB-K3DND3K GWH09MB-K3DNA5K GWH12MB-K3DNE1K GWH09MB-K3DNB3K GWH12MB-K3DNC8K GWH09MB-K3DNC9K (Refrigerant R410A) GWH09MB-K3DNE1K GWH09MB-K3DNC8K GWH12MB-K3DNA2K GWH12MB-K3DNA3K GWH12MB-K3DNA4K GWH12MB-K3DNA5K GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI... -
Page 2: Table Of Contents
Service Manual Table of Contents Part : Technical Information ................1 1. Summary ........................... 1 ....................... 4 ........................ 4 ................... 10 ............10 ............11 ......................... 11 3. Outline Dimension Diagram .................... 12 3.1 Indoor Unit........................... 12 ........................12 4. Refrigerant System Diagram ................. - Page 3 Service Manual ................38 ................ 38 9. Maintenance ......................... 39 9.1 Error Code List ........................39 ................. 46 ................61 10. Exploded View and Parts’ List ..............63 10.1 Indoor Unit......................... 63 ........................78 11. Removal Procedure .................... 86 ..................86 .................
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Page 4: Part : Technical Information
Service Manual Part : Technical Information 1. Summary Indoor Unit: GWH09MB-K3DNA3K/I GWH12MB-K3DNA3K/I GWH09MB-K3DNA2K/I GWH12MB-K3DNA2K/I GWH09MB-K3DNC9K/I GWH12MB-K3DNC9K/I GWH09MB-K3DNE1K/I GWH12MB-K3DNE1K/I GWH12MB-K3DND3K/I GWH09MB-K3DNA4K/I GWH12MB-K3DNA4K/I GWH09MB-K3DNA5K/I GWH12MB-K3DNA5K/I... - Page 5 Service Manual GWH09MB-K3DNB3K/I GWH12MB-K3DNB3K/I GWH09MB-K3DNC8K GWH12MB-K3DNC8K Outdoor Unit: GWH09MB-K3DNA3K/O(CB171W07600) GWH09MB-K3DNA3K/O(CB171W07602) GWH12MB-K3DNA3K/O(CB171W07700) GWH12MB-K3DNA3K/O(CB171W07702) Remote Controller: ON OFF MODE FA N C LOCK TIMER ON X-F AN T EMP TIMER OF F T URBO SLEEP LIGH T...
- Page 6 Service Manual Model IndoorUnit GWH09MB-K3DNA2K CB181005700 GWH09MB-K3DNA2K/I CB181N05700 GWH09MB-K3DNA3K/O CB171W07600 GWH09MB-K3DNA3K CB171007600 GWH09MB-K3DNA3K/I CB171N07600 GWH09MB-K3DNA3K/O CB171W07600 GWH09MB-K3DNA4K CB161005902 GWH09MB-K3DNA4K/I CB161N05901 GWH09MB-K3DNA3K/O CB171W07602 GWH09MB-K3DNA4K CB161005901 GWH09MB-K3DNA4K/I CB161N05901 GWH09MB-K3DNA3K/O CB171W07600 GWH09MB-K3DNA5K CB162006700 GWH09MB-K3DNA5K/I CB162N06700 GWH09MB-K3DNA3K/O CB171W07600 GWH09MB-K3DNA5K CB162006702 GWH09MB-K3DNA5K/I CB162N06700 GWH09MB-K3DNA3K/O CB171W07602...
- Page 7 Service Manual GWH09MB-K3DNA4K GWH12MB-K3DNA4K Model GWH09MB-K3DNA5K GWH12MB-K3DNA5K CB161005902 CB161006002 CB162006702 CB162006802 Rated Voltage 220-240 220-240 Power Indoor Indoor Cooling Capacity (Min~Max) 2700(600~3200) 3500(600~3900) Heating Capacity (Min~Max) 2800(800~3600) 4000(880~4400) 870(185~1300) 1170(185~1400) 900(220~1400) 1200(250~1550) 3.92 1400 1600 6.69 600/500/400/300/- 580/500/400/300/- 3.10 2.99 3.11 3.33 SEER...
- Page 8 Service Manual GWH09MB-K3DNA3K/O GWH12MB-K3DNA3K/O CB171W07602 CB171W07702 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR CO., LTD. CO., LTD. Compressor Model Compressor Oil Compressor Type Rotary Rotary L.R.A. 16.5 16.5 Compressor RLA 1NT11L-6233 1NT11L-6233 Operation temp ºC 16~30 16~30 Ambient temp (Cooling) ºC...
- Page 9 Service Manual 1.GWH09MB-K3DNA2K, 2.GWH09MB-K3DNA3K 3.GWH09MB-K3DNB3K, 4.GWH09MB-K3DNC9K Model 5.GWH09MB-K3DNE1K, 6.GWH09MB-K3DNA5K 7.GWH09MB-K3DNA4K,8.GWH09MB-K3DNC8K 1.CB181005700, 2.CB171007600 3.CB163005501, 4.CB145003600 5.CB143001300, 6.CB162006700 7.CB161005901 8.CB192000200 CB192000201 Rated Voltage 220-240 Power Indoor Cooling Capacity (Min~Max) 2700(600~3200) Heating Capacity (Min~Max) 2800(800~3600) 870(185~1300) 900(220~1400) 3.92 1400 6.69 600/500/400/300/- 3.10 3.11...
- Page 10 Service Manual GWH09MB-K3DNA3K/O CB171W07600 ZHUHAI LANDA COMPRESSOR CO., LTD. Compressor Model Compressor Oil Compressor Type Rotary L.R.A. 16.5 Compressor RLA 1NT11L-6233 Operation temp ºC 16~30 Ambient temp (Cooling) ºC -7~43 Ambient temp (Heating) ºC -10~24 Pipe Diameter 1-1.4 900/660 0.15...
- Page 11 Service Manual 1.GWH12MB-K3DNA2K, 2.GWH12MB-K3DNA3K 3.GWH12MB-K3DNB3K, 4.GWH12MB-K3DNC9K Model 5.GWH12MB-K3DND3K, 6.GWH12MB-K3DNE1K 7.GWH12MB-K3DNA5K, 8.GWH12MB-K3DNA4K 9.GWH12MB-K3DNC8K 1.CB181005800, 2.CB171007700 3.CB163005601, 4.CB145003700 5.CB405002901, 6.CB143001400 7.CB162006800, 8.CB161006001 9.CB192000300 CB192000301 Rated Voltage 220-240 Power Indoor Cooling Capacity (Min~Max) 3500(600~3900) Heating Capacity (Min~Max) 4000(880~4400) 1170(185~1400) 1200(250~1550) 5.22 1600 580/500/400/300/- 2.99 3.33 SEER...
- Page 12 Service Manual GWH12MB-K3DNA3K/O CB171W07700 ZHUHAI LANDA COMPRESSOR CO., LTD. Compressor Model Compressor Oil Compressor Type Rotary L.R.A. 16.5 Compressor RLA 1NT11L-6233 Operation temp ºC 16~30 Ambient temp (Cooling) ºC -7~43 Ambient temp (Heating) ºC -10~24 Pipe Diameter 2-1.4 900/660 0.15 Unit 2000 Climate Type...
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Page 13: Operation Characteristic Curve
Service Manual 2.2 Operation Characteristic Curve Cooling Heating Condition Condition Indoor:DB 20 Indoor:DB 27 WB19 Indoor air flow:Turbo Indoor air flow: Turbo Pipe length:5m Pipe length:5m Voltage:230V Voltage:230V Compressor Speed(rps) Compressor Speed(rps) 2.3 Capacity Variation Ratio According to Temperature n i l Condition Condition Indoor:DB20... -
Page 14: Noise Curve
Service Manual 2.4 Cooling and Heating Data Sheet in Rated Frequency Cooling: Rated cooling connecting indoor and Compressor condition(°C) (DB/WB) Model Indoor P (MPa) T1 (°C) T2 (°C) 12 to 15 65 to 38 27/19 35/24 0.9~1.1 TURBO 11 to 14 64 to 37 Heating: connecting indoor and... -
Page 15: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit Φ55 Φ55 3.2 Outdoor Unit GWH09MB-K3DNA3K/O(CB171W07600), GWH12MB-K3DNA3K/O(CB171W07700) Unit:mm... - Page 16 Service Manual GWH09MB-K3DNA3K/O(CB171W07602), GWH12MB-K3DNA3K/O(CB171W07702) Unit:mm...
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Page 17: Refrigerant System Diagram
Service Manual 4. Refrigerant System Diagram 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 Electron Strainer expansion valve COOLING HEATING... -
Page 18: Electrical Part
Service Manual 5. Electrical Part 5.1 Wiring Diagram Symbol Symbol Color Symbol Symbol Color Symbol Name Green Yellow Brown COMP Compressor YEGN Yellow/Green Violet Orange POWER ROOM DISPLAY TUBE TEM.SENSOR TEM.SENSOR YEGN θ θ W1BU N(1) DISP-1 DISP-2 W2BK ROOM TUBE COM-OUT W3BN... - Page 19 Service Manual GWH09MB-K3DNA3K/O(CB171W07600) TUBE OUTROOM EXHAUST TEM. S ENSOR TEM. S ENSOR TEM. S ENSOR RT1 RT2 RT3 YEGN θ θ θ LX1-1 LX1-2 AC-L2 AC-L3 N(1) AC-N1 COM-OUT AC-N AC-N2 AC-L YEGN OVC-COMP AC-L1 AC-L OFAN U V W MID.ISOLATION SHEET ELECTRIC BOX...
- Page 20 Service Manual GWH09MB-K3DNA3K/O(CB171W07602) HEATER TUBE OUTROOM EXHAUST TEM. S ENSOR (CHASSIS) TEM. S ENSOR TEM. S ENSOR RT1 RT2 RT3 YEGN θ θ θ LX1-1 LX1-2 HEAT-L HEAT-N1 AC-L2 N(1) AC-L3 AC-N1 COM-OUT AC-N AC-N2 AC-L YEGN AC-L1 AC-L OFAN...
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Page 21: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram Indoor Unit Top view Port of indoor fan Solid-state relay swing Port of indoor ambient temp sensor 14 Port of indoor pipe temp sensor 15 Port of display Bottom view... - Page 22 Service Manual Outdoor Unit Top view fan neilsbed 10 temp. sensor Bottom view...
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Page 23: Function And Control
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 Set fan speed Operation mode... - Page 24 Service Manual Note: 3. “+” or“-” Button 4. FAN Button Auto Note: Button no display (horizontal louvers stops at current position) position. Note: 6. CLOCK Button Note: 7. TIMER-ON/TIMER-OFF Button...
- Page 25 Service Manual Note: 8. X-FAN Button Note: 9. TEMP Button no display Note: 10. TURBO Button 11. SLEEP Button 12. LIGHT Button Function Introduction for Combination Buttons Child lock function: Temperature display switchover function:...
- Page 26 Service Manual Operation Guide Replacement of Batteries in Remote Controller Note: Signal sender Battery Reinstall Cover of Remove battery box batteries.
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Page 27: Brief Description Of Modes And Functions
Service Manual 6.2 Brief Description of Modes and Functions 1. Temperature Parameters Indoor preset temperature (T preset Indoor ambient temperature (T amb. 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 28 Service Manual (3) HEAT Mode Working conditions and process of heating °C °C 60-second blow at low speed °C °C °C Condition and process of defrost 5°C °C (2) -2°C 5°C °C (3) -5°C -2°C °C compensatory=3°C) 10°C Protection Cold air prevention °C °C °C...
- Page 29 Service Manual Protection (6) Common Protection Functions and Fault Display under COOL, HEAT, DRY and AUTO Modes Overload protection 1) Cooling overload °C °C °C °C 2) Heating overload °C °C °C °C Exhaust temperature protection of compressor °C °C °C °C Communication fault...
- Page 30 Service Manual °C °C °C °C °C °C °C °C °C °C Initial Temp. 0(start) °C °C °C °C °C °C °C °C °C °C Initial Temp. 0(start) (6) Indoor Fan Control...
- Page 31 Service Manual (7) Buzzer Control (8) Auto button (9) Up-and-Down Swinging Control O(0 ) heating angle cooling angle O(0 ) (10) Display Operation pattern and mode pattern display 16°C to 30°C (11) Protection function and failure display...
- Page 32 Service Manual after defrosted) (12) Drying Function (13) Memory function when interrupting the power supply (14)Electric heating band control of outdoor unit °C. °C. °C °C °C °C °C...
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Page 33: Part : Installation And Maintenance
Service Manual Part : 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 34 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 35: Installation
Service Manual 8. Installation 8.1 Installation Dimension Diagram Installation dimension diagram Space to the ceiling 15cm Above Space to the wall 15cm Above 15cm Above Space to the wall 300cm Above Above Air outlet side Space to the floor ● The dimensions of the space necessary for correct installation of the appliance including the minimum permissible distances to adjacent structures... -
Page 36: 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 37: Selection Of Installation Location
Service Manual 8.2 Installation Parts-checking 8.4 Electric Connection Requirement Name Name 1. Safety precaution Wrapping tape Connection pipe Drainage pipe frame Connecting cable(power cord) remote controller conditioner. Wall pipe Note: Air-conditioner 8.3 Selection of Installation Location 1. Basic Requirement: 2. Grounding requirement: 2. - Page 38 Service Manual 5. Connect the Pipe of Indoor Unit 3. Install Wall-mounting Frame Wall Wall Level meter Mark in the middle of it Space Space to the to the Open-end wrench wall wall above above Union nut 150mm 150mm Pipe Pipe joint Union nut Pipe...
- Page 39 Service Manual 7. Connect Wire of Indoor Unit 8. Bind up Pipe Panel Screw Wiring cover Indoor and outdoor power cord Indoor unit pipe Cable-cross hole Liquid pipe Band Drain hose Power connection wire Drain hose Connection pipe Band Indoor power cord Cooling and heating unit Note: blue...
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Page 40: Installation Of Outdoor Unit
Service Manual 8.6 Installation of Outdoor Unit 1. Fix the support of outdoor unit(select it according to the actual installation situation) 15~20 30~40 45~55 60~65 expansion screws. 70~75 Note: 5. Connect Outdoor Electric Wire N(1) yellow- blue black violet green screws are needed. -
Page 41: Check After Installation And Test Operation
Service Manual 8.8 Check after Installation and Test Operation 1. Check after Installation installation. The drain hose can't be fluctuant The water outlet emit noise. can't be placed The drain hose in water can't be fluctuant The water outlet can't be fluctuant water dripping. -
Page 42: Maintenance
Service Manual 9. Maintenance 9.1 Error Code List 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) - Page 43 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 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 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...
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Page 49: Troubleshooting For Main Malfunction
Service Manual 9.2 Troubleshooting for Main Malfunction 1. Malfunction of Temperature Sensor F1, F2 Troubleshooting for F1,F2 malfunction the wiring terminal between the temperature sensor and the controller loosened or poorly contacted? Insert the temperature sensor tightly Is malfunction eliminated Is there short circuit due to trip - over of the parts? Make the parts upright... - Page 50 Service Manual 2. Malfunction of Blocked Protection of IDU Fan Motor H6 Troubleshooting for H6 malfunction Stir the blade with a tool to see whether the blade rotates smoothly Tighten the screw; reassemble the blade, motor and shaft bearing rubber base sub-assy to make sure there is no foreign object between them Is malfunction eliminated...
- Page 51 Service Manual 3. Malfunction of Protection of Jumper Cap C5 Troubleshooting for C5 malfunction Appearance of Is there jumper cap on the the jumper cap mainboard ? Assemble the jumper cap with the same model Is malfunction eliminated the jumper cap inserted correctly and tightly ? Insert the...
- Page 52 Service Manual 4. Malfunction of Overcurrent Protection E5 Troubleshooting for E5 malfunction Is the supply voltage unstable Normal fluctuation is within 10 % of the rated Malfunction is with big fluctuation? voltage on the nameplate eliminated Is the supply voltage too low Malfunction is Adjust the supply voltage to maintain it within Malfunction is...
- Page 53 Service Manual 5. Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Troubleshooting for U8 malfunction Re-energize1 minute after de-erergization The unit returns to normal. Conclusion:U8 is displayed due U8 is still to instant energization afte de- displayed energization while the capacitor discharges slowly.
- Page 54 Service Manual 6.Capacity charging malfunction (outdoor unit malfunction) (AP1 below means control board of outdoor unit) Main detection points: Turn on the unit and wait 1 minute Use AC voltmeter to measure the voltage on the two ends of electrolytic capacitor (see fig 30) Malfunction of Replace outdoor...
- Page 55 Service Manual 7.IPM protection(H5), desynchronizing malfunction(H7), overcurrent of compressor phase current (P5) (AP1 below means control board of outdoor unit) Main detection points: H5, H7 or P5 is displayed after turning on the unit Measure if the voltage The unit starts Repair power supply to make input is within 180~265V Restart the unit...
- Page 56 Service Manual 8.High temperature and overload protection (E8)(AP1 below means control board of outdoor unit) Main detection points: E8 is displayed Normal protection, please If the outdoor Unit restarts use it after improving the ambient temperature is higher normally outdoor ambient temperature than 53 ? Improve the radiating environment If the radiating of indoor...
- Page 57 Service Manual 9.Start-up failure (LC) (AP1 below means control board of outdoor unit) Main detection points: Turn on the unit The stop time is not sufficient and If the stop time of compressor the high and low pressure of system is more than 3min? is not balanced , please start the unit after 3min...
- Page 58 Service Manual 10.Overload and high discharge temperature malfunction Main detection points: Installation and Maintenance...
- Page 59 Service Manual H3 or E4 is displayed 30min after power off the unit If the overload protector SAT is well connected? Under ambient temperature, test the resistance of overload protector with ohmmeter; resistance value should be 1000ohm Connect wire If the wiring terminal FA of electronic according to wiring expansion valve is well connected? diagram...
- Page 60 Service Manual 11.PFC (correction for power factor) malfunction (outdoor unit malfunction) Main detection points: start If power plug is connected Is the malfunction Connect the plug correctly well with the socket eliminated? Check the connection wire between reactor mainboard and situation of connection Reconnect the wire or Power on and If there is short circuit or the...
- Page 61 Service Manual 12.Communication malfunction (E6) Main detection points: If the unit operates normally before malfunction Check the connection wire according to the wiring diagram. Check built-in wiring If the connection wire of indoor and outdoor is connected well? unit Reconnect the wire or Replace the If the wiring is replace the connection...
- Page 62 Service Manual 13.Flow chart for outdoor communitcation circuit detecting: Installation and Maintenance...
- Page 63 Service Manual Start Measure voltage at the Test 10 position as shown in the diagram with a voltmeter Value jumping Measure voltage at the Test 15 position as shown in the diagram with a voltmeter Value jumping Fault with outdoor unit Measure voltage at the Test 11 position as shown in the diagram...
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Page 64: Troubleshooting For Normal Malfunction
Service Manual 9.3 Troubleshooting for Normal Malfunction 1. Air Conditioner Can't be Started Up connected well. Wrong wire connection between or poor connection for wiring terminals reliably correctly once improper Replace batteries for remote controller Repair or replace remote controller 2. - Page 65 Service Manual 4. ODU fan Motor Can't Operate Connect wires according to wiring diagram to Wrong wire connection, or poor connection diagram damaged fan capacitor. is bad and ODU compressor generates a lot of 5. Compressor Can't Operate Connect wires according to wiring diagram to Wrong wire connection, or poor connection diagram...
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Page 66: Exploded View And Parts' List
Service Manual 10. Exploded View and Parts’ List 10.1 Indoor Unit GWH09MB-K3DNA2K/I, GWH12MB-K3DNA2K/I, GWH09MB-K3DNA3K/I, GWH12MB-K3DNA3K/I, GWH09MB-K3DNB3K/I GWH09MB-K3DNA4K/I, GWH12MB-K3DNA4K/I, GWH09MB-K3DNA5K/I, GWH12MB-K3DNA5K/I, GWH12MB-K3DNB3K/I Installation and Maintenance... - Page 67 Service Manual Part Code Description GWH09MB-K3DNA3K/I GWH12MB-K3DNA3K/I Product Code CB171N07600 CB171N07700 Front Panel 20012548 20012548 Display Board 30565007 30565007 Filter Sub-Assy 1112220403 1112220403 Electric Box Cover2 20122075 20122075 Screw Cover 24252016 24252016 Front Case Sub-Assy 20012139 20012139 Axile Bush 10542036...
- Page 68 Service Manual Part Code Description GWH09MB-K3DNA2K/I GWH12MB-K3DNA2K/I Product Code CB181N05700 CB181N05800 Front Panel 20022148 20022148 Display Board 30565054 30565054 Filter Sub-Assy 1112220403 1112220403 Electric Box Cover2 20122075 20122075 Screw Cover 24252016 24252016 Front Case Sub-Assy 20012139 20012139 Axile Bush 10542036 10542036 Guide Louver 10512157...
- Page 69 Service Manual Part Code Description GWH09MB-K3DNA4K/I GWH12MB-K3DNA4K/I Product Code CB161N05901 CB161N06001 Front Panel 20012557 20012557 Display Board 30565012 30565012 Filter Sub-Assy 1112220403 1112220403 Electric Box Cover2 20122075 20122075 Screw Cover 24252016 24252016 Front Case Sub-Assy 20012139 20012139 Axile Bush 10542036 10542036 Guide Louver 10512157...
- Page 70 Service Manual Part Code Description GWH09MB-K3DNA5K/I GWH12MB-K3DNA5K/I Product Code CB162N06700 CB162N06800 Front Panel 20012491 20012491 Display Board 30565073 30565073 Filter Sub-Assy 1112220403 1112220403 Electric Box Cover2 20122075 20122075 Screw Cover 24252016 24252016 Front Case Sub-Assy 20012139 20012139 Axile Bush 10542036 10542036 Guide Louver 10512157...
- Page 71 Service Manual Part Code Description GWH09MB-K3DNB3K/I GWH12MB-K3DNB3K/I Product Code CB163N05501 CB163N05601 Front Panel 2002210401 2002210401 Display Board 30565037 30565037 Filter Sub-Assy 1112220403 1112220403 Electric Box Cover2 20122075 20122075 Screw Cover 24252016 24252016 Front Case Sub-Assy 20012139 20012139 Axile Bush 10542036 10542036 Guide Louver 10512157...
- Page 72 Service Manual GWH09MB-K3DNC9K/I, GWH12MB-K3DNC9K/I Installation and Maintenance...
- Page 73 Service Manual Part Code Description GWH09MB-K3DNC9K/I GWH12MB-K3DNC9K/I CB145N03600 CB145N03700 20012743 20012743 1112220403 1112220403 20012139 20012139 10512157 10512157 10542036 10542036 10512155 10512155 26112163 26112163 10512037 10512037 Rear Case assy 2220210302 2220210302 Ring of Bearing 26152022 26152022 76512051 76512051 10352017 10352017 24212091 24212091 01002424 01002953...
- Page 74 Service Manual GWH09MB-K3DNE1K/I, GWH12MB-K3DNE1K/I Installation and Maintenance...
- Page 75 Service Manual Part Code Description GWH09MB-K3DNE1K/I GWH12MB-K3DNE1K/I CB143N01300 CB143N01400 20012802 20012802 1112220403 1112220403 2001213919 2001213919 10512157 10512157 10542036 10542036 10512155 10512155 26112163 26112163 10512037 10512037 Rear Case assy 2220210302 2220210302 Ring of Bearing 26152022 26152022 76512051 76512051 10352017 10352017 24212091 24212091 01002424 01002953...
- Page 76 Service Manual GWH12MB-K3DND3K/I Installation and Maintenance...
- Page 77 Service Manual Part Code Description GWH12MB-K3DND3K/I CB405N02901 20012966 1112220403 2001213901 10512157 10542036 10512155 26112163 10512037 Rear Case assy 2220210302 Ring of Bearing 26152022 76512203 10352017 24212091 01002953 Motor Press Plate 26112161 01252021 Drainage Hose 0523001401 1501208904 Connecting pipe clamp 26112164 76712012 Stepping Motor 1521212901...
- Page 78 Service Manual GWH09MB-K3DNC8K/I GWH12MB-K3DNC8K/I Installation and Maintenance...
- Page 79 Service Manual Part Code Description GWH09MB-K3DNC8K/I CB192N00200 CB192N00201 20012916 2001291601 1112220403 1112220403 2001213909 2001213909 1051215702P 1051215702P 10542036 10542036 1051215501 1051215501 2611216301 2611216301 10512037 10512037 Rear Case assy 2220210311 2220210311 Ring of Bearing 26152022 26152022 7651205102 7651205102 10352017 10352017 24212091 24212091 01002424 01002424 Motor Press Plate...
- Page 80 Service Manual Part Code Description GWH12MB-K3DNC8K/I CB192N00300 CB192N00301 20012916 2001291601 1112220403 1112220403 2001213909 2001213909 1051215702P 1051215702P 10542036 10542036 1051215501 1051215501 2611216301 2611216301 10512037 10512037 Rear Case assy 2220210311 2220210311 Ring of Bearing 26152022 26152022 7651205102 7651205102 10352017 10352017 24212091 24212091 01002953 01002953 Motor Press Plate...
- Page 81 Service Manual 10.2 Outdoor Unit GWH09MB-K3DNA3K/O(CB171W07600) Installation and Maintenance...
- Page 82 Service Manual Part Code Description GWH09MB-K3DNA3K/O CB171W07600 22413027 01433062 10333004 02803037P 01233385 Drainage Connecter 06123401 00103896G 03073151 0171314201P 0713347401 07100003 26113017 0130317801 Big Handle 26233433 Magnet Coil 4300040050 Magnet Coil 4300876701 Rear Grill 01473009 Electric Box 20113014 30033082 Main Board...
- Page 83 Service Manual GWH12MB-K3DNA3K/O(CB171W07700) Installation and Maintenance...
- Page 84 Service Manual Part Code Description GWH12MB-K3DNA3K/O CB171W07700 22413027 01433062 10333004 02803151P 01233385 Drainage Connecter 06123401 00103896G 03073151 0171314201P 07133804 07100003 26113017 0130317801 Big Handle 26233433 07133830 Magnet Coil 4300876701 Rear Grill 01473009 Electric Box 20113014 30033082 Main Board 30148803 Electric Box Assy 02613540 01253073 Condenser Assy...
- Page 85 Service Manual GWH09MB-K3DNA3K/O(CB171W07602) Installation and Maintenance...
- Page 86 Service Manual Part Code Description GWH09MB-K3DNA3K/O CB171W07602 22413027 01433062 10333004 Electrical Heater 76510004 02803037P 01233385 Drainage Connecter 06123401 00103896G 03073151 0171314201P 0713347401 07100003 26113017 0130317801 Big Handle 26233433 Magnet Coil 4300040050 Magnet Coil 4300876701 Rear Grill 01473009 Electric Box 20113014...
- Page 87 Service Manual GWH12MB-K3DNA3K/O(CB171W07702) Installation and Maintenance...
- Page 88 Service Manual Part Code Description GWH12MB-K3DNA3K/O CB171W07702 22413027 01433062 10333004 02803151P Electrical Heater 76510004 01233385 Drainage Connecter 06123401 00103896G 03073151 0171314201P 07133804 07100003 26113017 0130317801 Big Handle 26233433 07133830 Magnet Coil 4300876701 Rear Grill 01473009 Electric Box 20113014 30033082 Main Board 30148803 Electric Box Assy 02613540...
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Page 89: Removal Procedure
Service Manual 11. Removal Procedure Caution: discharge the refrigerant completely before removal. 11.1 Removal Procedure of Indoor Unit Steps Procedure 1.Remove panel panel. Panel 3.Remove horizontal louver and front case Installation and Maintenance... - Page 90 Service Manual Steps Procedure 4.Remove electric box assy box assy. Display Board Electric Box Assy 5.Remove evaporator Pipe Clamp connecting pipe. Installation and Maintenance...
- Page 91 Service Manual Steps Procedure Motor Step Motor Motor Press Plate Installation and Maintenance...
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Page 92: 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. Steps Procedure 1.Remove big handle Before disassamble Remove 1 connection screw fixing big handleand then removethe big handle. - Page 93 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 94 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 95 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 96 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 97: 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 display display display 60.8 69/70 69.8 78/79 78.8 62/63 62.6 71/72 71.6 80/81 80.6 64/65 64.4 73/74 73.4 82/83 82.4 66/67... -
Page 98: Appendix 3: Pipe Expanding M
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 Pipe Shaper Downwards Union pipe Pipe Hard mold Note: Expander A(mm) - Page 99 Service Manual Appendix 4: List of Resistance for Ambient Temperature Sensor Resistance Table for Indoor and Outdoor Ambient Temperature Sensors (15K) Temp( ) Resistance(kΩ) Temp( ) 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...
- Page 100 Service Manual Resistance Table for Indoor and Outdoor Tube Temperature Sensor (20K) Temp( ) Resistance(kΩ) Temp( ) 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 101 Service Manual Resistance Table of Outdoor Discharge Temperature Sensor(50K) Temp( ) Resistance(kΩ) Temp( ) Resistance(kΩ) Temp( ) Resistance(kΩ) Temp( Resistance(kΩ) 853.5 18.34 4.754 799.8 93.42 17.65 4.609 89.07 16.99 4.469 703.8 84.95 16.36 4.334 660.8 81.05 15.75 4.204 620.8 77.35 15.17 4.079 580.6...
- Page 102 GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI Email: gree@gree.com.cn Http://www.gree.com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED...