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Summary of Contents for Gree GWH09AKC-K6DNA1A
- Page 1 Change for life Service Manual Models: GWH09AKC-K6DNA1A GWH12AKC-K6DNA1A GWH18AKC-K6DNA1A (R32) 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 ................. 17 6.1 Remote Controller Introduction ................17 6.2 GREE+ App Operation Manual ................21 6.3 Ewpe Smart App Operation Manual ..............22 6.4 Brief Description of Modes and Functions ...........23 Part Ⅱ : Installation and Maintenance ......... - Page 3 Service Manual 8.6 Installation of Outdoor unit .................36 8.7 Vacuum Pumping and Leak Detection ............38 8.8 Check after Installation and Test Operation ..........38 9. Maintenance ................... 39 9.1 Error Code List ......................39 9.2 Troubleshooting for Main Malfunction ............46 9.3 Troubleshooting for Normal Malfunction ............60 10.
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Page 4: Part Ⅰ : Technical Information
Indoor product Outdoor product Remote Model Product code Indoor model Outdoor model code code Controller CB340000100 CB340N00100 GWH09AKC-K6DNA1A GWH09AKC-K6DNA1A/I GWH09AKC-K6DNA1A/O CB340W00100 CB340000101 CB340N00101 CB340000200 CB340N00200 YAA1FB11 GWH12AKC-K6DNA1A GWH12AKC-K6DNA1A/I GWH12AKC-K6DNA1A/O CB340W00200 CB340000201 CB340N00201 5 GWH18AKC-K6DNA1A CB340000300 GWH18AKC-K6DNA1A/I CB340N00300 GWH18AKC-K6DNA1A/O CB340W00300 Technical Information... -
Page 5: Specifications
Service Manual 2. Specifications 2.1 Specification Sheet Model GWH09AKC-K6DNA1A GWH12AKC-K6DNA1A CB340000100 CB340000200 Product Code CB340000101 CB340000201 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Indoor Indoor Cooling Capacity 2700 3530 Heating Capacity 3600 4200 Cooling Power Input... - Page 6 Service Manual Outdoor Unit Model GWH09AKC-K6DNA1A/O GWH12AKC-K6DNA1A/O Outdoor Unit Product Code CB340W00100 CB340W00200 ZHUHAI LANDA ZHUHAI LANDA Compressor Manufacturer COMPRESSOR CO., LTD COMPRESSOR CO., LTD Compressor Model QXF-B103zF190A QXF-B103zF190A Compressor Oil FW68DA FW68DA Compressor Type Rotary Rotary Compressor LRA. Compressor RLA...
- Page 7 Service Manual Model GWH18AKC-K6DNA1A Product Code CB340000300 Rated Voltage 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Cooling Capacity 5300 Heating Capacity 5600 Cooling Power Input 1395 Heating Power Input 1474 Cooling Current Input Heating Current Input Rated Input 2450 Rated Cooling Current Rated Heating Current...
- Page 8 Service Manual Outdoor Unit Model GWH18AKC-K6DNA1A/O Outdoor Unit Product Code CB340W00300 Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO., LTD Compressor Model QXF-B141zF030A Compressor Oil Compressor Type Rotary Compressor LRA. Compressor RLA Compressor Power Input 1410 Compressor Overload Protector 1NT11L-6233/KSD115 C/HPC 115/95 Throttling Method Electron expansion valve Set Temperature Range...
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Page 9: Capacity Variation Ratio According To Temperature
Service Manual 2.2 Capacity Variation Ratio According to Temperature Cooling Heatling 9/12K 9/12K Condition Heatin g Condition Cooling Indoor:DB20 °C /WB15°C Indoor:DB27°C/WB19°C Indoor air flow: Super High Indoor air flow:Super High Pipe length: Pipe length:5m -20 -15 -10 20 24 -15 -10 -5 10 15 20 25 30 35 40 Outdoor Temp.(°C) -
Page 10: Noise Curve
Service Manual 2.4 Noise Curve Indoor side noise when blowing 9/12k Heating 9/12K Cooling Indoor fan motor rotating speed Compressor frequency(Hz) 9K Cooling 9K Heating 12K Cooling 12K Heating 18K Cooling 18K Heating Technical Information... -
Page 11: Outline Dimension Diagram
Service Manual 3. Outline Dimension Diagram 3.1 Indoor Unit Unit:mm 3.2 Outdoor Unit 9/12K Unit:mm Technical Information... - Page 12 Service Manual Unit:mm Technical Information...
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Page 13: 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 Connection pipe speci ication: Liquid pipe:1/4"... -
Page 14: 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 15 Service Manual ● Outdoor Unit 9/12K WARNING OUTTUBE OUTROOM EXHAUST ELECTRONIC REACTOR Please don't touch any terminal TEMP. TEMP. TEMP. EXPANSION 4-WAY when the machine is running, SENSOR SENSOR VALVE SENSOR VALVE stopping or has been powered off for less than 30 minutes to prevent the risk of electric shock ! VT VT (20k)
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Page 16: Pcb Printed Diagram
Service Manual 5.2 PCB Printed Diagram ndoor Main PCB Name Communication interface of service self-detection device Communication terminal of indoor unit and outdoor unit Fuse Live wire terminal Grounding wire interface DC motor terminal Up&down swing and out-pushing mechanism Up&down swing 1 Up&down swing 2 Jumper cap Display board interface... - Page 17 Service Manual Display PCB Name WIFI detection interface Main board interface Auto button Connection board interface Connection PCB Name Display board interface Human body indubtion meter interface Human induction meter PCB Name Connection board interface Technical Information...
- Page 18 Service Manual Outdoor Unit 9/12K Name Interface of compressor wire Reactor wiring terminal 2 Reactor wiring terminal 1 Terminal of chassis electric heater 4-way valve terminal Grounding wire Neutral wire Communication wire 9 Live wire Terminal of electronic expansion valve Interface of temperature sensor Overload interface of compressor Terminal of outdoor fan...
- Page 19 Service Manual Name Interface of compressor wire Overload interface of compressor Interface of temperature sensor Terminal of electronic expansion valve Terminal of outdoor fan 4-way valve terminal Communication wire Live wire Grounding wire Neutral wire Technical Information...
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Page 20: Function And Control
Service Manual 6. Function and Control 6.1 Remote Controller Introduction ON/OFF button button cool button heat button fan button I sense button button button mode button left and right fixed angle button Up and down fixed angle button E-heater button health button timer button WiFi button... - Page 21 Service Manual Note: ● This series has no health and breeze functions. 1.ON/OFF Press this button to turn on/off the air conditioner. When turning on/off, clear off the original timer and sleep setting. 2.MODE Press this button to select your required operation mode. Note: cooling only type does not receive heating mode signa.
- Page 22 Service Manual After starting heating mode, the remote controller will automati-cally restore to the auxiliary heating status set previously. The function is only available for some models. 13.TIMER Under ON status, press this button to set timer OFF; Under OFF status, press this button to set timer ON. Press this button once and the characters of HOUR ON (OFF) will flash to be displayed.
- Page 23 Service Manual NOTICE: Don’t mix the new battery with the old one and batteries of different types shall not be mixed. The remote controller shall be kept well; Liquid shall not flow into the remote controller; The remote controller shall avoid direct sunshine or not be put in places with high temperature. If not using the remote controller for a long time, please take out the battery.
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Page 24: 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 25: 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 26: Brief Description Of Modes And Functions
Service Manual 6.4 Brief Description of Modes and Functions Indoor Unit ● 1. This controller design has the following functions: (1) Auto; (2) Cool (3) Dry; (4) Fan; (5) Heat; 2. Targets of controller control: (1) Indoor fan: Cooling mode: totally 7 fan speeds (including quiet, fan speed 1, fan speed 2, fan speed 3, fan speed 4, fan speed 5 and turbo); Heating mode: totally 7 fan speeds (including quiet, fan speed 1, fan speed 2, fan speed 3, fan speed 4, fan speed 5 and turbo);... - Page 27 Service Manual a beep. (4) Sleep function: Under this mode, the unit will operate in suitable sleep curve according to different set temperature. (5) Turbo function: This function can be set in cooling or heating mode. (6) Auto fan speed control: Under this mode, IDU fan will automatically operate in five fan speeds of high, medium high, medium, medium low and low according to the changes of ambient temperature.
- Page 28 Service Manual energy saving purpose. The APP can select nobody energy-saving continuing time for achieving deep nobody energy saving. (when the continuing time of nobody energy-saving is reached, the air conditioner will stop some loads 【such as indoor fan, outdoot unit, etc.】, to achieve deep energy-saving purpose).
- Page 29 Service Manual Outdoor Unit ● 1. Cooling mode: Working condition and process of cooling mode: ① When Tindoor ambient temperature≥Tpreset, unit enters into cooling mode. Indoor fan, outdoor fan and compressor start operation. Indoor fan operates according to set fan speed. ②...
- Page 30 Service Manual 7. Auto mode Auto mode is determined by controller of IDU. See IDU logic for details. When power on, communication light will be blinking in a normal way (after receiving a group of correct signals, blinking stops for 0.2s~0.3s). If there's no communication, communication light will be always on. If other ODU has malfunction, communication light will be on for 1s and off for 1s in a circular way.
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Page 31: Part Ⅱ : Installation And Maintenance
Service Manual Part Ⅱ : Installation and Maintenance 7. Notes for Installation and Maintenance 10. If the power cord or connection wire is not long enough, Safety Precautions: please get the specialized power cord or connection wire from the manufacture or distributor. Prohibit prolong the wire by Important! yourself. - Page 32 Service Manual Safety Precautions for Installing and Relocating the Unit: To ensure safety, please be mindful of the following precautions. Warnings 1. When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant.
- Page 33 Service Manual Safety Operation of Flammable Refrigerant Qualification requirement for installation and maintenance man ●All the work men who are engaging in the refrigeration system should bear the valid certification awarded by the authoritative organization and the qualification for dealing with the refrigeration system recognized by this industry. If it needs other technician to maintain and repair the appliance, they should be supervised by the person who bears the qualification for using the flammable refrigerant.
- 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 Space to the wall At least 30cm At least 30cm Space to the wall Drainage pipe Installation and Maintenance... - Page 36 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 37: Installation Parts-Checking
Service Manual 8.4 Electric Connection Requirement 8.2 Installation Parts-checking 1. Safety Precaution Name Name (1) Must follow the electric safety regulations when installing Indoor unit Sealing gum the unit. (2) According to the local safety regulations, use qualified Outdoor unit Wrapping tape power supply circuit and air switch. - Page 38 Service Manual 5. Connect the Pipe of Indoor Unit in the holes. (3) Fix the wall-mounting frame on the wall with tapping screws (1) Aim the pipe joint at the corresponding bellmouth.(As show and then check if the frame is firmly installed by pulling the in Fig.5) frame.
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Page 39: Installation Of Outdoor Unit
Service Manual 7. Connect Wire of Indoor Unit Indoor Outdoor Wall pipe The connection wire of indoor unit has been assembled before Sealing gum ex-factory, so you only need to check if it is loose before connecting wire. Fig.14 connection cable upper hook Fig.11 Note:... - Page 40 Service Manual 18K: N(1) 2 yellow- brown yellow- blue Drain vent blue black brown Chassis green green (black) Outdoor drain join t Drain hose Fig.17 POWER Indoor unit connection 3. Fix Outdoor Unit (1) Place the outdoor unit on the support. (2) Fix the foot holes of outdoor unit with bolts.
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Page 41: Vacuum Pumping And Leak Detection
Service Manual 8.7 Vacuum Pumping and Leak 8.8 Check after Installation and Test Operation Detection 1. Check after Installation 1. Use Vacuum Pump Check according to the following requirement after finishing (1) Remove the valve caps on the liquid valve and gas valve installation. -
Page 42: Maintenance
Service Manual 9. Maintenance 9.1 Error Code List Display Method of Indoor Unit Indicator Display (during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes Name 0.5s) Code Display Operation Cool Heating Indicator Indicator Indicator During cooling and drying Possible reasons: High operation, except indoor... - Page 43 Service Manual Display Method of Indoor Unit Indicator Display (during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes Name 0.5s) Code Display Operation Cool Heating Indicator Indicator Indicator When the outdoor unit receive signal of Gathering refrigerant Gathering ,the system will be forced to Nominal cooling mode...
- Page 44 Service Manual Display Method of Indoor Unit Indicator Display (during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes Name 0.5s) Code Display Operation Cool Heating Indicator Indicator Indicator Decrease Overload or temperature is too All loads operate normally, frequency high;...
- Page 45 Service Manual Display Method of Indoor Unit Indicator Display (during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes Name 0.5s) Code Display Operation Cool Heating Indicator Indicator Indicator Compressor intermediate Showing during middle cooling or frequence in middle heating test test state During cooling and drying...
- Page 46 Service Manual Display Method of Indoor Unit Indicator Display (during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes Name 0.5s) Code Display Operation Cool Heating Indicator Indicator Indicator During cooling and drying operation, compressor will stop Refer to the malfunction analysis System is while indoor fan will operate;...
- Page 47 Service Manual Display Method of Indoor Unit Indicator Display (during Malfunction blinking, ON 0.5s and OFF Dual-8 A/C status Possible Causes Name 0.5s) Code Display Operation Cool Heating Indicator Indicator Indicator Malfunction of During cooling and drying phase current operation, compressor will stop detection while indoor fan will operate;...
- Page 48 Service Manual Display Method of indoor unit Dual-8 Indicator Display(during code Malfunction blinking, ON 0.5s and A/C status Possible Causes Display Name OFF 0.5s) Operation Cool Heating Indicator Indicator Indicator 1 . P o o r c o n n e c t i o n b e t w e e n display board and mainboard 2 .
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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 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 50 Service Manual 2. Malfunction of Blocked Protection of IDU Fan Motor H6 Main detection points: ● SmoothlyIs the control terminal of PG motor connected tightly? ● SmoothlyIs the feedback interface of PG motor connected tightly? ● The fan motor can't operate? ●...
- Page 51 Service Manual 3. Malfunction of Protection of Jumper Cap C5 Main detection points: ● MalfunctionIs 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 52 Service Manual 4. Malfunction of Overcurrent Protection E5 Main detection points: ● EliminatedIs the supply voltage unstable with big fluctuation? ● Is the supply voltage too low with overload? ● Hardware trouble? Malfunction diagnosis process: Troubleshooting for E5 malfunction Is the supply voltage unstable Normal fluctuation is within 10 % of the rated Malfunction is with big fluctuation?
- Page 53 Service Manual 5. Communication Malfunction E6 Start Cut off power supply. Check if connection line of IDU and ODU and the wire inside electric box are correctly connected. Connect the line Correct connection? according to Malfunction eliminated? wiring diagram. Main board matches Match correctly with display board? Main board of Malfunction eliminated?
- Page 54 Service Manual 6. 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 55 Service Manual 7. Malfunction of detecting plate(WIFI) JF 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 56 Service Manual Outdoor unit (1) Capacitor charge fault (Fault with outdoor unit) (AP1 below refers to the outdoor control panel) Main Check Points: ●Use AC voltmeter to check if the voltage between terminal L and N on the wiring board is within 210VAC~240VAC. ●Is the reactor (L) correctly connected? Is the connection loose or fallen? Is the reactor (L) damaged? Fault diagnosis process: Turn on the unit...
- Page 57 Service Manual 2. IPM protection, phase current overcurrent (the control board as below indicates the control board of outdoor unit) H5/P5 Mainly detect: (1) Compressor COMP terminal (2) voltage of power supply (3) compressor (4) Refrigerant-charging volume (5) air outlet and air inlet of outdoor/indoor unit Troubleshooting: Turn on the unit after energization...
- Page 58 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 59 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 60 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 61 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 62 Service Manual (7) 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 connected well or not, if is there any damage? Fault diagnosis process: Start...
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Page 63: Troubleshooting For Normal Malfunction
Service Manual 9.3 Troubleshooting for Normal Malfunction 1. Air Conditioner can't be Started Up Possible Causes Discriminating Method (Air conditioner Status) Troubleshooting Confirm whether its due to power failure. If yes, No power supply, or poor After energization, operation indicator isnt bright wait for power recovery. - Page 64 Service Manual 4. ODU Fan Motor can't Operate Possible causes Discriminating method (air conditioner status) Troubleshooting Connect wires according to wiring diagram to Wrong wire connection, or poor Check the wiring status according to circuit make sure all wiring terminals are connected connection diagram firmly...
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Page 65: Exploded View And Parts List
Service Manual 10. Exploded View and Parts List 10.1 Indoor Unit 36.1 33.1 40 39 38 37 15.1 The component picture is only for reference; please refer to the actual product. Installation and Maintenance... - Page 66 Service Manual Part Code Description GWH09AKC-K6DNA1A/I Product Code CB340N00100 CB340N00101 Front Panel 200003060007T01 20000306000701T03 Sensor Sub-assy 000481000001 000481000003 (HUMAN BODY INDUCTION METER) Guide Louver 000136060015 000136060026 Decorative Board Sub-assy 000085060013 000085060009 Seal Cap(terminal) 200191060005 20019106000501P Screw Cover 200005060002 0000506000201P Right Driving Box Sub-assy...
- Page 67 Service Manual Part Code Description GWH12AKC-K6DNA1A/I Product Code CB340N00200 CB340N00201 Front Panel 200003060007T01 20000306000701T03 Sensor Sub-assy 000481000001 000481000003 (HUMAN BODY INDUCTION METER) Guide Louver 000136060015 000136060026 Decorative Board Sub-assy 000085060013 000085060009 Seal Cap(terminal) 200191060005 20019106000501P Screw Cover 200005060002 0000506000201P Right Driving Box Sub-assy 000045060002 000045060003 Stepping Motor...
- Page 68 Service Manual Part Code Description GWH18AKC-K6DNA1A/I Product Code CB340N00300 Front Panel 200003060007T01 Sensor Sub-assy 000481000001 (HUMAN BODY INDUCTION METER) Guide Louver 000136060015 Decorative Board Sub-assy 000085060013 Seal Cap(terminal) 200191060005 Screw Cover 200005060002 Right Driving Box Sub-assy 000045060002 Stepping Motor 150102000006 Connecting Rod Sub-assy 000110060002 Holder (terminal)
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Page 69: Outdoor Unit
Service Manual 10.2 Outdoor Unit 9/12K The component picture is only for reference please refer to the actual product. Installation and Maintenance... - Page 70 Service Manual Part Code Description GWH09AKC-K6DNA1A/O GWH12AKC-K6DNA1A/O Product Code CB340W00100 CB340W00200 Front Grill 22413050 22413050 Cabinet 01433034P 01433034P Axial Flow Fan 10333011 10333011 Brushless DC Motor 1501308511 1501308511 Motor Support Sub-Assy 01703180 01703180 Chassis Sub-assy 017000060493P 017000060493P Left Side Plate...
- Page 71 Service Manual The component picture is only for reference please refer to the actual product. Installation and Maintenance...
- Page 72 Service Manual Part Code Description GWH18AKC-K6DNA1A/O Product Code CB340W00300 Front Grill 22413045 Front Panel 01535013P Drainage Connecter 06123401 Chassis Sub-assy 01700000161P Drainage Joint 06123401 Compressor and Fittings 00103919G 4 Way Valve Coil 4300040087 4-Way Valve Assy 030152060549 Cut-off valve 1/2(N) 071302392 Cut off Valve Sub-Assy 07133843...
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Page 73: Removal Procedure
Service Manual 11. Removal Procedure Caution: discharge the refrigerant completely before removal. 11.1 Removal Procedure of Indoor Unit Step Procedure 1. Remove horizontal louver Hold the horizontal louver with two hands and pull out the linkage pole slowly; grasp the linage pole of left drive box with one hand and grasp the left end of horizontal louver board sub-assy with the other hand;... - Page 74 Service Manual Step Procedure 3. Remove filter assy Hold the two places (as shown in the right figure) of filter sub-assy with two hands, pull it backwards and then turn it upwards to unclose the filter sub- assy; separate the clasp of filter sub-assy and then remove it.
- Page 75 Service Manual Step Procedure Loosen the clasps on the back of front case assy. Life the front case assy upwards to remove it. clasps 5. Remove display board and drive motor clasp Remove the screw fixing the decorative plate, Remove the decorative plate. Decorative plate screw screw...
- Page 76 Service Manual Step Procedure Remove the screw fixing the left and right drive motor; disconnect the wiring terminal in the motor screws and then remove the drive motor Terminals screws Terminals 5. Remove electric box assy screw Remove the screw fixing electric box 3, Remove Electric the electric box 3.
- Page 77 Service Manual Step Procedure Remove the screw fixing electric box assy, Remove the electric box assy. Screw 6. Remove rear case assy Screws Separately remove the screws fixing the left side plate, right side plate and mice-prevention board, and then remove them. Loosen the clasp of connection pipe clamp and then remove the connection pipe clamp.
- Page 78 Service Manual Step Procedure Evaporator assy Clasp 7. Remove motor and cross flow blade Remove 4 screws fixing motor clamp and then remove the motor clamp. Screws Remove the at the connection place of cross flow cross flow Motor clamp blade and motor;...
- Page 79 Service Manual Step Procedure 8.Remove drain hose Clockwisely rotate the hook in the drain pipe, make Clasp the hook separate from the bottom plastic pole and then pull out the drain pipe. Drainage Hose 9. Remove Swing motor Loosen the screws fixing the left/right swing motor and then remove the swing motor.
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Page 80: Removal Procedure Of Outdoor Unit
Service Manual 11.2 Removal Procedure of Outdoor Unit Caution: discharge the refrigerant completely before removal. 9/12K Steps Procedure 1.Remove big handle Before disassamble Remove the screws fixing handle、valve big handle cover and then remove them. valve cover 2. Remove top cover top cover Remove the screws fixing top panel and then remove the top panel. - Page 81 Service Manual Step Procedure 3.Remove grille 、protective 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 protective panel with the chassis and the motor support, and grille then remove the front panel.
- Page 82 Service Manual Step Procedure 6.Remove motor and motor support Remove the screws fixing motor and then remove the motor. Remove the screws fixing motor support and then remove the motor support. motor support motor 7.Remove electric box assy Remove the screws fixing electric box assy; cut off electric box assy the tieline;...
- Page 83 Service Manual Step Procedure 9.Remove 4-way valve assy 4-way valve assy Unsolder the welding joints connecting the 4-way valve assy with capillary sub-assy, compressor and condenser; remove the 4-way valve.单冷机移除的为 吸排气管。 Note: Before unsoldering the welding joint, wrap the 4-way valve with a wet cloth completely to avoid damage to the valve caused by high temperature.
- Page 84 Service Manual 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 top panel Twist off the screws used for fixing the handle and v alve cover , pull the handle and v alve cover up ward to remove it.
- Page 85 Service Manual Remove the 5 screws connecting the panel with the chassis and the motor support, and then remove the panel. Remove the 6 screws connecing the left side plate and right side plate and then remove rear grill rear grill panel 3.
- Page 86 Service Manual 4. Remove fan motor axial flow blade Remove the nuts fixing the blade and then remove the axial flow blade. motor support Remove the 4 tappin g screw s fixing the motor; disconnect the leading wire insert of the motor and then remove the moto r.
- Page 87 Service Manual 6.Remove soundproof sponge Since the piping ports on the soundproof sponge are torn easily, remove the soundproof sponge carefully soundproof sponge 7. Remove Isolation sheet x i f o i t and then remove the Isolation sheet. Isolation sheet 8.
- Page 88 Service Manual 9. Remov e compressor Remove the 3 foot nuts fixing the compressor and then remove the compressor. compressor 10.Remove condenser sub-assy Electron expansion valve Capillary sub-assy support Remove the screws connecting the support (condenser) and condenser assy,and then remove the support(condenser).
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Page 89: Appendix
Service Manual Appendix: Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit Fahrenheit Fahrenheit display Fahrenheit display Fahrenheit display Fahrenheit Celsius （℃） Celsius （℃） Celsius （℃） temperature temperature temperature （℉）... -
Page 90: Appendix 3: Pipe Expanding Method
Service Manual Appendix 3: Pipe Expanding Method Pipe Note: Pipe cutter Improper pipe expanding is the main cause of refrigerant leakage.Please expand the pipe according to the following steps: Leaning Uneven Burr A:Cut the pip ● Confirm the pipe length according to the distance of indoor unit and outdoor unit. ●... -
Page 91: 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 Units(15K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( C) Resistance(kΩ) 138.10 49.02 18.75 7.97 128.60 44.31 17.14 7.35 115.00 40.09 15.68... - Page 92 Add: West Jinji Rd, Qianshan, Zhuhai,Guangdong, China, 519070 Tel: (+86-756) 8522218 Fax: (+86-756) 8669426 E-mail: gree@gree.com.cn 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 For product improvement, specifications and appearance in this manual are subject to change without prior notice.
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