Table of Contents
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Change for Life
Service Manual
Models: GWH09KF-K3DNA5G
GWH09KF-K3DNA6G
GWH09KF-K3DNA9G
GWH09KF-K3DNB1G
GWH09KF-K3DNB2G
GWH09KF-K3DNB4G
GWH12KF-K3DNA5G
GWH12KF-K3DNA6G
GWH12KF-K3DNA9G
GWH12KF-K3DNB1G
GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI
GWH12KF-K3DNB2G
GWH12KF-K3DNB3G
GWH12KF-K3DNB4G
(Refrigerant R410A)
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Table of Contents
Related Manuals for Gree GWH09KF-K3DNA6G
Summary of Contents for Gree GWH09KF-K3DNA6G
- Page 1 Change for Life Service Manual Models: GWH09KF-K3DNA5G GWH12KF-K3DNB2G GWH09KF-K3DNA6G GWH12KF-K3DNB3G GWH09KF-K3DNA9G GWH12KF-K3DNB4G GWH09KF-K3DNB1G (Refrigerant R410A) GWH09KF-K3DNB2G GWH09KF-K3DNB4G GWH12KF-K3DNA5G GWH12KF-K3DNA6G GWH12KF-K3DNA9G GWH12KF-K3DNB1G GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI...
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Page 2: Table Of Contents
Service Manual Table of Contents Part : Technical Information ...............1 1. Summary ........................1 ......................3 ......................3 ..................9 ............9 ...........10 ........................10 3. Outline Dimension Diagram ..............11 3.1 Indoor Unit........................11 ........................11 4. Refrigerant System Diagram ..............12 5. Electrical Part ......................13 5.1 Wiring Diagram.......................13 5.2 PCB Printed Diagram .....................15 6. - Page 3 Service Manual 9. Maintenance ......................34 ........34 ..................42 ..............57 10. Exploded View and Parts List ..............59 10.1 Indoor Unit........................59 .........................68 11. Removal Procedure ..................71 ................71 ................85 Appendix: ........................90 ............90 ..............90 Appendix 3: Pipe Expanding M ...................91 ............92 Table of Contents...
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Page 4: Part : Technical Information
Service Manual Part : Technical Information 1. Summary Indoor Unit: ON/OFF Technical Information... - Page 5 Service Manual Outdoor Unit: Remote Controller YB1F2(XFAN) AUTO HEALTH X-FAN HUMIDITY FILTER TURBO HOUR ON/OFF ON/OFF MODE X-FAN TEMP TIMER TURBO SLEEP LIGHT Technical Information...
- Page 6 Service Manual 1.GWH09KF-K3DNA6G(LCLH) 2.GWH09KF-K3DNB2G(LCLH) Model 3.GWH09KF-K3DNA5G(LCLH) 4.GWH09KF-K3DNA9G(LCLH) 5.GWH09KF-K3DNB1G(LCLH) 6.GWH09KF-K3DNB4G(LCLH) 1.CB146036201 2.CB409002701 3.CB146037601 4.CB146037001 5.CB146037901 6.CB146038401 Rated Voltage 220-240 Power Cooling Capacity(Min~Max) 2600(450~3230) Heating Capacity(Min~Max) 2800(450~4100) 870(200~1420) 900(200~1550) 1550 2.99 3.11 SEER SCOP Application Area 12-18 Indoor Unit Model 1.CB146N36200 2.CB409N02701 3.CB146N37600 4.CB146N37001...
- Page 7 Service Manual CB146W36201 ZHUHAI LANDA COMPRESSOR CO.,LTD. Compressor Model QXA-A091zE190A Compressor Oil RB68EP Compressor Type Rotary Compressor Rated Load Amp (RLA) 1NT11L-6233 °C 16~30 °C -15~43 Range °C -20~24 Range Condenser Form Condenser Pipe Diameter 1-1.4 710X19.05X508 0.36 1600 Climate Type Isolation IP24 dB (A)
- Page 8 Service Manual 1.GWH12KF-K3DNA6G(LCLH) 2.GWH12KF-K3DNB2G(LCLH) Model 3.GWH12KF-K3DNA5G(LCLH) 4.GWH12KF-K3DNA9G(LCLH) 5. GWH12KF-K3DNB1G(LCLH) 6.GWH12KF-K3DNB4G(LCLH) 1.CB146036101 2.CB409002401 3.CB146037501 4.CB146037101 5.CB146038001 6.CB146038501 Rated Voltage 220-240 Power Cooling Capacity(Min~Max) 3500(450~3230) Heating Capacity(Min~Max) 3800(450~4100) 1150(200~1420) 1100(200~1550) 1650 3.04 3.45 SEER SCOP Application Area 16-24 Indoor Unit Model 1.CB146N36100 2.CB409N02400 3.CB146N37500 4.CB146N37101 5.CB146N38000 6.CB146N38500 Indoor Unit Fan Type...
- Page 9 Service Manual CB146W36101 ZHUHAI LANDA COMPRESSOR CO.,LTD. Compressor Model QXA-A091zE190A Compressor Oil RB68EP Compressor Type Rotary Compressor Rated Load Amp (RLA) 1NT11L-6233 °C 16~30 °C -15~43 Range °C -20~24 Range Condenser Form Condenser Pipe Diameter 2-1.4 710X38.1X506 0.36 1600 Climate Type Isolation IP24 dB (A)
- Page 10 Service Manual GWH12KF-K3DNA6G(LC) GWH09KF-K3DNA6G(LC) Model GWH12KF-K3DNA9G(LC) GWH09KF-K3DNA9G(LC) GWH12KF-K3DNB3G(LC) CB146036100 CB146036200 CB146037100 CB146037000 CB146037800 Rated Voltage 220-240 220-240 Power Cooling Capacity(Min~Max) 2600(450~3230) 3500(450~3230) Heating Capacity(Min~Max) 2800(450~4100) 3800(450~4100) 870(200~1420) 1150(200~1420) 900(200~1550) 1100(200~1550) 1550 1650 2.99 3.04 3.11 3.45 SEER SCOP Application Area...
- Page 11 Service Manual CB146W36200 CB146W36100 ZHUHAI LANDA ZHUHAI LANDA COMPRESSOR CO.,LTD. COMPRESSOR CO.,LTD. Compressor Model QXA-A091zE190A QXA-A091zE190A Compressor Oil RB68EP RB68EP Compressor Type Rotary Rotary Compressor Rated Load Amp (RLA) 1NT11L-6233 1NT11L-6233 °C 16~30 16~30 °C -15~43 -15~43 Range °C -15~24 -15~24 Range Condenser Form...
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Page 12: Operation Characteristic Curve
Service Manual 2.2 Operation Characteristic Curve Cooling Heating Conditions 220V 220V Indoor:DB27°C/WB19°C Outdoor:DB35°C/WB24°C Indoor air flow:Super High Pipe length:5m 230V 240V 230V Conditions Indoor:DB20°C/WB15°C Outdoor:DB7°C/WB6°C 240V 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 Capacity Variation Ratio According to Temperature... -
Page 13: Noise Curve
Service Manual 2.4 Cooling and Heating Data Sheet in Rated Frequency Cooling: Rated cooling Fan speed Fan speed connecting indoor Compressor Model of indoor Indoor P (MPa) T1 (°C) T2 (°C) 0.9 to 1.1 12 to 14 75 to 37 0.8 to 1.0 10 to 12 85 to 43... -
Page 14: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit 120.5 548.5 Φ55 Φ55 41.3 41.3 54.5 3.2 Outdoor Unit Technical Information... -
Page 15: Refrigerant System Diagram
Service Manual 4. Refrigerant System Diagram Outdoor unit Indoor unit Gas pipe side Valve 4-Way valve Di s charge Heat Accumlator Suction exchanger Compressor (evaporator) Heat exchanger Liquid pipe (condenser) side Valve Strainer Electron Capillary Strainer expansion valve COOLING HEATING Technical Information... -
Page 16: Electrical Part
Service Manual 5. Electrical Part 5.1 Wiring Diagram Name Green Yellow Brown COMP Compressor YEGN Violet Orange (optional) Technical Information... - Page 17 Service Manual Technical Information...
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Page 18: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram Indoor Unit Name Control interface of PG motor indoor fan sensor interface sensor interface 10 Up & down swing 11 Interface of display Technical Information... - Page 19 Service Manual Outdoor Unit Name Compressor Reactor 2 Reactor 1 DC fan Technical Information...
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Page 20: Function And Control
Service Manual 6. Function and Control 6.1 Remote Controller Introduction Buttons on remote controller ON/OFF Button AUTO HEALTH X-FAN MODE Button HUMIDITY FILTER +/- Button TURBO HOUR ON/OFF FAN Button Button Button ON/OFF MODE HEALTH SAVE Button X-FAN Button TEMP Button TIMER Button X-FAN TEMP... - Page 21 Service Manual 1.ON/OFF button 2.MODE button AUTO COOL DRYF AN HEAT Note: C~30 C(61 F~86 3."+" or "-" button 4.FAN button AUTO Note: button no display position) Note: button no display (swing angle is displayed dynamically) position) Technical Information...
- Page 22 Service Manual swing angle is displayed dynamically Note: 7.HEALTH/SAVE button SAVE function: 8.X-FAN button Note: 9.TEMP button no display Note: 10.TIMER button Note: 11.TURBO button disappeared on remote controller. 12.SLEEP button 13.LIGHT button Technical Information...
- Page 23 Service Manual Function introduction for combination buttons Child lock function Switchover function for temperature display C and °F. Operation guide MODE Replacement of batteries in remote controller direction. signal sender battery NOTICE reinstall remove Cover of battery box Technical Information...
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Page 24: Brief Description Of Modes And Functions
Service Manual 6.2 Brief Description of Modes and Functions 1.Temperature Parameters 2. Basic Functions (1)COOL mode (2) Dehumidifying mode speed. (3) HEAT mode Installation and Maintenance... - Page 25 Service Manual Note:T total total total total (4) Fan Mode will stop. (5) AUTO Mode (6) Common Protection Functions and Fault Display under COOL, HEAT, DRY and AUTO Modes seconds. Installation and Maintenance...
- Page 26 Service Manual 3. Other Controls (1) ON/OFF (2) Mode Selection (3) Temperature Setting Option Button (4) Time Switch (5) SLEEP State Control Cooling mode Heating mode: (6) Indoor Fan Control (7) Buzzer Control (8) Auto button (9) Up-and-Down Swinging Control O(0 ) Location L, Location A, Location B, Location C, Location D, Location L to Location D, stop at any Installation and Maintenance...
- Page 27 Service Manual (10) Display Operation pattern and mode pattern display (11) Protection function and failure display after defrosted) (12) Drying Function (13) Power-failure memory function memory. (14) Refrigerant recycling function (applicable when changing installation location or in maintenance) mode. (15) Compulsive Defrosting Function Installation and Maintenance...
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Page 28: 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 29 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 30: Installation
Service Manual 8. Installation 8.1 Installation Dimension Diagram At least 15cm At least 15cm Drainage pipe Installation and Maintenance... -
Page 31: 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 32: 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 Fixing screw frame Connecting remote controller conditioner. Wall pipe Air-conditioner Note: 8.3 Selection of Installation Location 1. Basic Requirement: 2. Grounding Requirement: 2. - Page 33 Service Manual 5. Connect the Pipe of Indoor Unit in Fig.5) 3. Install Wall-mounting Frame Wall Wall Mark in the middle of it Level meter Space Space to the to the Open-end wrench wall wall above above Union nut 150mm 150mm Pipe Pipe joint...
- Page 34 Service Manual 7. Connect Wire of Indoor Unit 8. Bind up Pipe Panel Screw Fig.11 Wiring cover Indoor and outdoor power cord Indoor unit pipe Liquid Fig.14 pipe Band Drain hose Cable-cross hole Drain hose Connection pipe Band Power connection wire Fig.12 Fig.15...
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Page 35: Installation Of Outdoor Unit
Service Manual 8.6 Installation of Outdoor Unit . m) 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) screws are needed. yellow- blue brown... -
Page 36: Check After Installation And Test Operation
Service Manual 8.8 Check after Installation and Test Operation The drain hose can't be fluctuant 1. Check after Installation The water outlet installation. can't be placed in water The drain hose can't be fluctuant The water Fig.27 outlet can't be fluctuant emit noise. -
Page 37: Maintenance
Service Manual 9. Maintenance 9.1 Flashing LED of Indoor/Outdoor Unit and Primary Judgement Unit Name 0.5s) Code 0.5s Display Operation Cool Heating Yellow Green Indicator Indicator Indicator Indicator Indicator Indicator operation, except indoor fan operates, all loads stop protection of operation. - Page 38 Service Manual Unit Name 0.5s) Code 0.5s Display Operation Cool Heating Yellow Green Indicator Indicator Indicator Indicator Indicator Indicator Nominal cooling mode refrigerant Indoor sensor is operation. Indoor AC stops operation once Indoor fall internal fan motor stops sensor is stop operation OFF 3S operating, compressor stops...
- Page 39 Service Manual Unit Name 0.5s) Code 0.5s Display Operation Cool Heating Yellow Green Indicator Indicator Indicator Indicator Indicator Indicator Decrease All loads operate normally, OFF 3S twice compressor is decreased OFF 3S decrease All loads operate normally, speed is too low compressor is decreased 4 times antifreezing...
- Page 40 Service Manual Unit Name 0.5s) Code 0.5s Display Operation Cool Heating Yellow Green Indicator Indicator Indicator Indicator Indicator Indicator Compressor intermediate test state operation, compressor will stop protection of analysis (IPM protection, loss compressor operation. operation, compressor will stop of capacitor operation, compressor will stop protection AP1.
- Page 41 Service Manual Unit Name 0.5s) Code 0.5s Display Operation Cool Heating Yellow Green Indicator Indicator Indicator Indicator Indicator Indicator 1. Bad contact of DC motor Internal fan motor, external fan 2. Bad contact of DC motor Internal motor motor, compressor and electric control end.
- Page 42 Service Manual Unit Name 0.5s) Code 0.5s Display Operation Cool Heating Yellow Green Indicator Indicator Indicator Indicator Indicator Indicator operation, compressor will stop detection compressor operation, compressor will stop dropping for of complete detection control panel AP1. operation. 2.Wiring terminal 4V is loosened or operation.
- Page 43 Service Manual If malfunction occurs,corresponding code will display and the unit will resume normal until protection or malfunction disappears. Installation and Maintenance...
- Page 44 Service Manual Analysis or processing of some of the malfunction display: 1. Compressor discharge protection 2. Low voltage overcurrent protection 3. Communication malfunction 4. Sensor open or short circuit 5. Compressor over load protection 6. System malfunction 7. IPM module protection Installation and Maintenance...
- Page 45 Service Manual 9.2 Procedure of Troubleshooting (1) Malfunction of Temperature Sensor Main detection points: Start eliminated eliminated eliminated Installation and Maintenance...
- Page 46 Service Manual (2) Malfunction of Blocked Protection of IDU Fan Motor Main detection points: Start eliminated eliminated and motor correctly eliminated control terminal for PG motor is Replace PG motor eliminated Installation and Maintenance...
- Page 47 Service Manual (3) Malfunction of Protection of Jumper Cap Main detection points: Start eliminated eliminated eliminated Installation and Maintenance...
- Page 48 Service Manual (4) Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor Main detection points: Start U8 is still displayed Installation and Maintenance...
- Page 49 Service Manual Communication Malfunction Troubleshooting for E6 malfunction Disconnect power and check if the connection wire of indoor and outdoor units and the built-in wire of electric box are correctly connected. Connect the wire properly according Is malfunction Correct connection? to the wiring eliminated? diagram.
- Page 50 Service Manual Outdoot Unit (1) Capacitor charge fault (Fault with outdoor unit) (AP1 below refers to the outdoor control panel) Turn on the unit and wait 1 minute Use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor Fault with the voltage Replace the control...
- Page 51 Service Manual (2) IPM Protection, Out-of-step Fault, Compressor Phase Overcurrent (AP1 below refers to the outdoor control panel) Installation and Maintenance...
- Page 52 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 53 Service Manual (3) High temperature and overload protection diagnosis (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: Overheat and high temperature protection Normal protection, please operate it after the outdoor ambient temp- Is outdoor ambient temperature higher than 53? erature is normalized.
- Page 54 Service Manual (4) Start-up failure (following AP1 for outdoor unit control board) Mainly detect: Power on the unit Restart it up after Is stop time of the compressor 3 minutes longer than 3 minutes? Does startup fail? Connect the wires as Are the wires for the compressor connected per the connection correctly? Is connection sequence right?
- Page 55 Service Manual (5) Out of step diagnosis for the compressor (AP1 hereinafter refers to the control board of the outdoor unit) Mainly detect: Out of step occurs in Out of step occurs once the operation unit is powered on. Check if the fan terminal Is stop time of the Replace the fan Is the outdoor fan working...
- Page 56 Service Manual (6) Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board) Mainly detect: 20 minutes after the complete unit is powered off Is the terminal FA for the Connect the electronic expansion valve wires correctly connected correctly? Resistances between the first four pins close to the terminal hole and the fifth...
- Page 57 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: Start Check wiring of the reactor (L) of the outdoor unit and the PFC capacitor Replace it as per the Whether there is any...
- Page 58 Service Manual (8) Communication malfunction: (following AP1 for outdoor unit control board) Mainly detect: Start Did the equipment operate normally before the failure occurs? Check the wiring of the indoor and outdoor units with reference to the wiring diagram Check wiring inside of the indoor and outdoor Is the connection right? units...
- Page 59 Service Manual (9) Malfunction of Overcurrent Protection Main detection points: Start eliminated eliminated eliminated eliminated model eliminated eliminated opened completely) eliminated Installation and Maintenance...
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Page 60: Maintenance Method For Normal Malfunction
Service Manual 9.3 Maintenance Method for Normal Malfunction 1. Air Conditioner Can't be Started Up connected well. or poor connection for wiring terminals correctly once improper Repair or replace remote controller 2. Poor Cooling (Heating) for Air Conditioner motor is set too low conditioner Add refrigerant. - Page 61 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. 5. Compressor Can't Operate Connect wires according to wiring diagram to Wrong wire connection, or poor connection diagram Capacity of compressor is...
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Page 62: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List 10.1 Indoor Unit Installation and Maintenance... - Page 63 Service Manual Part Code Description (Cold Plasma) (Cold Plasma) CB146N36200 CB146N36100 Front Panel 20012443 20012443 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000201391...
- Page 64 Service Manual Part Code Description (Cold Plasma) (Cold Plasma) CB409N02400 CB409N02700 Front Panel 20012980 20012980 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000201392...
- Page 65 Service Manual Part Code Description (Cold Plasma) CB146N37000 CB146N37001 Front Panel 20012511 20012511 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000202335 10000201391 20122106...
- Page 66 Service Manual Part Code Description (Cold Plasma) (Cold Plasma) CB146N37600 CB146N37500 Front Panel 20012325 20012325 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000201391...
- Page 67 Service Manual Part Code Description (Cold Plasma) CB146N37100 CB146N37101 Front Panel 20012511 20012511 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000202336 10000201392 20122106...
- Page 68 Service Manual Part Code Description (Cold Plasma) (Cold Plasma) CB146N37900 CB146N38000 Front Panel 20012688 20012688 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000201391...
- Page 69 Service Manual Part Code Description (Cold Plasma) (Cold Plasma) CB146N38400 CB146N38500 Front Panel 20022500 20022500 1112208201 1112208201 24252019 24252019 63062017 63062017 Front Case Assy 2001237501 2001237501 10512119 10512119 26112486 26112486 10512160 10512160 1054202001 1054202001 0523204101 0523204101 Rear Case assy 2220229501 2220229501 Electric Box Assy 10000201391...
- Page 70 Service Manual Part Code Description CB146N37800 Front Panel 20012806B 1112208201 24252019 63022016 Front Case Assy 20012824 10512119 26112486 10512160 1054202001 0523204101 Rear Case assy 2220229501 Electric Box Assy 10000201392 20122106 01592076 73012005 Step Motor 1521210701 22242084 22242083 Display Board 30568112 Electric Box 20112086 Capacitor CBB61...
- Page 71 Service Manual 10.2 Outdoor Unit Installation and Maintenance...
- Page 72 Service Manual Part Code Description CB146W36201 CB146W36200 Electric Box Assy 10000100119 10000100133 10000500050 10000500054 Main Board 30138000458 30138000460 Reactor 43130184 43130184 Terminal Board 42010313 42010313 Wire Clamp 71010003 71010003 Front Grill 22413027 22413027 Front Panel Assy 0153304802 0153304802 Axial Flow Fan 10333004 10333004 0280330401P...
- Page 73 Service Manual Part Code Description CB146W36101 CB146W36100 Electric Box Assy 10000100121 10000100135 10000500052 10000500056 Main Board 30138000459 30138000457 Reactor 43130184 43130184 Terminal Board 42010313 42010313 Wire Clamp 71010003 71010003 Front Grill 22413027 22413027 Front Panel Assy 0153304802 0153304802 Axial Flow Fan 10333004 10333004 02803304P...
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Page 74: Removal Procedure
Service Manual 11. Removal Procedure Caution: discharge the refrigerant completely before removal. 11.1 Removal Procedure of Indoor Unit Steps Procedure Points 1. External features If ON/OFF button is kept pushing for 5 seconds, aforced cooling op- eration willbe carried out for approx. - Page 75 Service Manual Steps Procedure Points 3. Remove panel Support the front panel by one hand, while remove the rotation Pull down horizontal blade axis at the upper center by the by pulling forward. other hand. And pull out the front panel forward to remove.
- Page 76 Service Manual Steps Procedure Points 4. Remove electric box cover screws Remove a electric box cover mounting screw. Open electric box cover upward. electric box cover A switch for field setting is not provided in particular. screws 5. Remove front case Remove the 3 screws, in the right and the left, Screw stoppers inside the...
- Page 77 Service Manual Steps Procedure Points 6. Remove the vertical blade Hooks Unfasten the hooks at the upper 2 positions. A set of vertical blade has 6 fins as on ASSY. (It is impossible to replace only one fin.) The set of vertical blades is not marked for difference between right and left.
- Page 78 Service Manual Steps Procedure Points 7. Remove electrical box Disconnect the c able clamp Pay attention to the direction of the retainer of the thermistor so that the retainer will not touch the harness (same as the existing models.) Terminal board Disconnect the connection wires.
- Page 79 Service Manual Steps Procedure Points Remove fan motor Signal fan motor Signal Wire Wire Remove a screw on the electrical box. Bottom frame Pull up the electrical box forward to remove. Hook Installation and Maintenance...
- Page 80 Service Manual Steps Procedure Points 8. Remove the shield plate and control PCB Hooks Unfasten the hooks at the upper 2 positions of the shield plate. Remove the electrical box according to the “Removal of Electrical Box”. shield plate (1) Unfasten the hook at the lower position, and remove the shield plate...
- Page 81 Service Manual Steps Procedure Points Take off wiring terminal Display PCB ASSY Remove display PCB sub-Assy. Remove swing motor. Swing motor Installation and Maintenance...
- Page 82 Service Manual Steps Procedure Points The control PCB is To remove the control integrated with the power PCB, unfasten the 2 hooks at the upper part supply PCB. from the rear side. Lift up the upper part of the control PCB, and remove it.
- Page 83 Service Manual Steps Procedure Points 9. Remove the refrigerant piping CAUTION If gas leaks, repair the spot of Lift the indoor unit by a leaking, then collect all wooden base. refrigerant from the unit. After conducting vacuum drying, recharge proper amount of refrigerant.
- Page 84 Service Manual Steps Procedure Points 10. Remove evaporator assy When the pipings are disconnected, protect the Remove the indoor unit both openings from entering from the installation moisture. plate. Liquid piping Gas piping Auxiliary piping Piping fixture Release the hook of the piping fixture on the back of the unit.
- Page 85 Service Manual Steps Procedure Points Loosen the 2 screws, in the right and the left, which fix the evaporator assy. Screws Auxiliary piping Widen the auxiliary piping to the extent of 10°~20°. evaporator Pull the evaporator assy to the front side to undo the hooks completely, and then lift it.
- Page 86 Service Manual Steps Procedure Points 11. Remove cross flow fan and fan motor Cross flow fan Remove cross flow fan and Fan motor fan motor. Bearing Remove the rubber cushion of the bearing. Remove the screws at the joint of the cross flow blade and the motor.
- Page 87 Service Manual Steps Procedure Points Take down the motor sub-assy. Remove fan motor. Installation and Maintenance...
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Page 88: 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 1.Remove big handle Before disassamble． Remove 1 connection screw fixing big handleand then removethe big handle. - Page 89 Service Manual Steps 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 90 Service Manual Steps 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 91 Service Manual Steps 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 92 Service Manual Steps 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 93: 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 69.8 78.8 62.6 71.6 80.6 64.4 73.4 82.4 66.2 75.2 84.2 Ambient temperature display display display 55.4... -
Page 94: 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 95 Service Manual Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor (15K) Temp( Temp( Temp( Temp( 138.1 18.75 3.848 1.071 128.6 17.93 3.711 1.039 121.6 17.14 3.579 1.009 16.39 3.454 0.98 108.7 15.68 3.333...
- Page 96 Service Manual Resistance Table of Tube Temperature Sensors for Indoor and Outdoor (20K) Temp( Temp( Temp( Temp( 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 1.233 129.9 19.14 4.14 1.198...
- Page 97 Service Manual Resistance Table of Discharge Temperature Sensor for Outdoor (50K) Temp( Temp( Temp( Temp( 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 73.83 14.62 3.96 548.9 70.5...
- Page 98 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...