Service Manual Table of Contents Part : Technical Information ...............1 1. Summary ........................1 ......................5 ......................5 ..................23 ............23 ...........24 ........................24 3. Outline Dimension Diagram ..............25 ........................25 ........................26 4. Refrigerant System Diagram ..............28 5. Electrical Part ......................29 .......................29 .....................37 6. Function and Control ..................42 ..................42 ..................53...
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Service Manual 9. Maintenance ......................70 .......................70 ..................77 .................90 10. Exploded View and Parts List ..............92 ........................92 .......................121 11. Removal Procedure ..................129 ................129 ................139 Appendix: ........................153 ..........153 ..............153 .................154 ............155...
Service Manual 2.4 Cooling and Heating Data Sheet in Rated Frequency Instruction: 2.5 Noise Curve Indoor side noise when blowing Outdoor side noise when blowing Medium High Turbo Medium-high Medium-low Ultralow Indoor fan motor rotating speed Compressor frequency(Hz) Technical Information...
Service Manual 4. Refrigerant System Diagram All models except:GWH09QB-K6DNA1E/O Cooling and heating model Indoor unit Outdoor 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...
Service Manual 5.2 PCB Printed Diagram Indoor Unit Top view Name Interface of communication wire for indoor unit and outdoor unit Interface of live wire Fuse Interface of health function neutral wire (only for the mode with this function) Interface of neutral wire Interface of fan Interface of health function live wire (only for the mode with this function)
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Service Manual Top view Name Neutral wire Needle stand for indoor fan Auto button Up&down swing motor Left&right swing motor Terminal of temperature sensor Terminal for display board connection Terminal of jumper cap Communication wire Terminal of wired controlle 11 Fuse 12 Live wire interface 13 Detecting plate(WIFI ) Interface of health function neutral...
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Service Manual Outdoor Unit 09/12K Top view Name 1 Interface of compressor wire 2 Reactor wiring terminal 2 3 Reactor wiring terminal 1 4 Terminal of chassis electric heater 4-way valve terminal Grounding wire 7 Neutral wire 8 Communication wire 9 Live wire 10 Terminal of electronic expansion valve 11 Interface of temperature sensor...
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Service Manual Top view Name Terminal of compressor overload protection Terminal of temperature sensor Terminal of electronic expansion valve 4 Terminal of outdoor fan 5 Terminal of 4-way valve Terminal of compressor electric heating Terminal of chassis electric heating Terminal of indoor unit and outdoor unit communication 9 Power supply live wire 10 Earthing wire...
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Service Manual Top View Name Name Name Compressor three phase input interface Terminal of high pressure protection 11 Terminal of chassis electric heating Terminal of low ambient temperature Terminal of low pressure protection 12 Terminal of live wire cooling temperature sensor Terminal of electronic expansion valve Terminal of outdoor fan 13 Terminal of communication...
Service Manual 6. Function and Control 6.1 Remote Controller Introduction YAC1FB9(WiFi) ON/OFF button MODE button FAN button TURBO button ▲/ button button button SLEEP button I FEEL button TIMER ON / TIMER OFF button CLOCK button QUIET button WiFi button LIGHT button button TEMP button...
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Service Manual Press this button to turn on the unit. Press this button again to turn off the unit. (This indicator is not available for some models). (This indicator is not available for some models). Operation indicator is ON. (This indicator is not available for some models).
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Service Manual function is only available for some mode Press this button, can select Sleep 1 ( ), Sleep 2 ( ), Sleep 3 ( ) and cancel the Sleep, circulate between these, after electrified, Sleep Cancel is defaulted.Sleep 1 is Sleep mode 1, in Cool modes; sleep status after run for one hour, the main unit setting temperature will increase 1 , two hours, setting temperature increased 2 , then the unit will run at this setting temperature;...
Service Manual The Quiet function can be set up in all modes; Under the Quiet mode,the fan speed is not available. The Quiet function is only available for some models. When quiet function is selected Under cooling mode: indoor fan operates at notch 4 speed. 10 minutes later or when indoor ambient temperature≤28℃, indoor fan will operate at notch 2 speed or quiet mode according to the comparison between indoor ambinet temperature and set temperature.
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Service Manual If “H1” is displayed on the remote controller while it’s not operated by the professional person/after-sales person, it belongs to the misoperation. Please operate it as below to cancel it.Under the OFF status of remote controller, hold the Mode button for 5s to cancel “H1” display. Note: If remote controller displays “H1”, it belongs to the normal function reminder.
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Service Manual Press "FAN" button to set your required fan speed: auto, low speed, low-medium speed,medium speed, medium-high speed,high speed. Technical Information...
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Service Manual Buttons on Remote Controller ON/OFF button YAG1FB2(WiFi) FAN button MODE button +/- button TURBO button button button CLOCK button TIMER ON/ WiFi TIMER OFF button TEMP button button (before opening cover (after opening cover I FEEL button ON/OFF button LIGHT button FAN button WiFi button...
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Service Manual 2. FAN button Press this button, Auto, Low, Medium-low, Medium, Medium-high, High speed can be circularly selected. After powered on, Auto fan speed is default. Under DRY mode, Low fan speed only can be set up. ATUO Note: It’s Low fan speed under Dry mode.
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Service Manual 10. TEMP button Press this button, you can see indoor set temperature,indoor ambient temperature or outdoor ambient temperature on indoor unit’s display. The setting on remote controller is selected circularly as below: no display When selecting“ ”with remote controller or no display, temperature indicator on indoor unit displays set temperature; When selecting“ ”...
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Service Manual Sleep 3- the sleep curve setting under Sleep mode by DIY: (1) Under Sleep 3 mode, press "Turbo" button for a long time, remote control enters into user individuation sleep setting status, at this time, the time of remote control will display "1hour ", the setting temperature "88" will display the corresponding temperature of last setting sleep (3) At this time, 1hour will be automatically increased at the timer postion on the remote control, (that are "2hours"...
Service Manual If “H1” is displayed on the remote controller while it’s not operated by the professional person/after-sales person, it belongs to the misoperation. Please operate it as below to cancel it.Under the OFF status of remote controller, hold the Mode button for 5s to cancel “H1” display. Note: If remote controller displays “H1”, it belongs to the normal function reminder.
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Service Manual 6.2 GREE+ App Operation Manual Control Flow Chart Internet Gree Cloud Gree Home Wi-Fi Cellular/ intelligent home Other Wi-FI appliances Home wireless router Home Wi-Fi GREE+ APP Operating Systems iOS system Android system Support iOS7.0 and Support Android 4.4 and...
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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 iOS system Android system Support iOS7.0 and Support Android 4.4 and above version above version Download and installation App Download Linkage...
Service Manual 6.4 Brief Description of Modes and Functions Indoor Unit 1.Basic function of system (1)Cooling mode (2)Drying mode (3)Heating mode (4)Working method for AUTO mode: (5)Fan mode 2. Other control (1) Buzzer (2) Auto button (3) Auto fan (4) Sleep (5) Timer function: (6) Memory function (7) Health function...
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Service Manual (8)I feel control mode (9)Entry condition for compulsory defrosting function (10)Refrigerant recovery function: (11)Ambient temperature display control mode (12)Off-peak energization function: (13) SE control mode (14) X-fan mode (15) 8 C heating function (16)Turbo function Technical Information...
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.
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 2.When installing or moving this unit, do not charge the refrigerant which is not comply with that on the nameplate or 3.When refrigerant needs to be recovered during relocating or repairing the unit, be sure that the unit is running in cooling mode.Then, fully close the valve at high pressure side (liquid valve).About 30-40 seconds later, fully close the valve at low...
Service Manual 8. Installation 8.1 Installation Dimension Diagram Space to the wall Space to the wall At least 15cm At least 15cm Drainage pipe Installation and Maintenance...
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Service Manual Start installation Preparation before installation Read the requirements select installation Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the support of outdoor unit Install wall-mounting (select it according to the actual situation) frame, drill wall holes Connect pipes of indoor Fix outdoor unit...
Service Manual 8.5 Installation of Indoor Unit 1. Choosing Installation Iocation 2. Install Wall-mounting Frame Rear left Right Left Right Cut off the hole 5. Connect the Pipe of Indoor Unit 3. Install Wall-mounting Frame Wall Wall Mark in the middle of it Level meter Space Space...
Service Manual Indoor Outdoor 4. Connect Indoor and Outdoor Pipes Wall pipe Sealing gum Upper hook Liquid pipe Pipe joint Liquid gas pipe Lower hook of valve wall-mounting frame Note: Union nut gas valve 8.6 Installation of Outdoor Unit 1. Fix the Support of Outdoor Unit(Select it according to the actual installation situation) Note: 5.
Service Manual 2. Leakage Detection The drain hos can't raise upwards Wall U-shaped curve 8.8 Check after Installation and Test Note: Drain hose Operation 1. Check after Installation The drain hose can't be fluctuant The water outlet can't be placed The drain hose in water can't be fluctuant...
Service Manual 9. Maintenance 9.1 Error Code List Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Installation and Maintenance...
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Service Manual Analysis or processing of some of the malfunction display: 1. Compressor discharge protection 2. Low voltage overcurrent protection 4. Sensor open or short circuit 5. Compressor over load protection 6. System malfunction 7. IPM module protection Installation and Maintenance...
Service Manual 9.2 Procedure of Troubleshooting Indoor unit (1) Malfunction of Temperature Sensor F1, F2 Installation and Maintenance...
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Service Manual (2) Malfunction of Blocked Protection of IDU Fan Motor H6 Installation and Maintenance...
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Service Manual (3) Malfunction of Protection of Jumper Cap C5 Installation and Maintenance...
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Service Manual (4) Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Installation and Maintenance...
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Service Manual (5) Malfunction of detecting plate(WIFI) JF Start check if the connection wire are correctly connected detecting Replace the plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Installation and Maintenance...
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Service Manual Outdoor 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...
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Service Manual (2) IPM protection, phase current overcurrent (the control board as below indicates the control board 2. IPM protection, phase current overcurrent (the control board as below indicates the control board of outdoor unit) H5/P5 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...
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Service Manual (3) High temperature and overload protection diagnosis (AP1 hereinafter refers to the control board of the outdoor unit) 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.
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Service Manual (4) Start-up failure (following AP1 for outdoor unit control board) 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? diagram...
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Service Manual (5) Out of step diagnosis for the compressor (AP1 hereinafter refers to the control board of the outdoor unit) 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 Is the outdoor fan working Replace the fan...
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Service Manual (6) Overload and air exhaust malfunction diagnosis (following AP1 for outdoor unit control board) 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 pin are almost the same, less than 100...
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Service Manual (7) Communication malfunction: (following AP1 for outdoor unit control board) 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...
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Service Manual (8) Malfunction of Overcurrent Protection Installation and Maintenance...
Service Manual 9.3 Troubleshooting for Normal Malfunction 1. Air Conditioner Cant be Started Up 2. Poor Cooling (Heating) for Air Conditioner 3. Horizontal Louver Cant Swing Installation and Maintenance...
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Service Manual 4. ODU Fan Motor Cant Operate 5. Compressor Cant Operate 6. Air Conditioner is Leaking pipe 7. Abnormal Sound and Vibration Installation and Maintenance...
Service Manual 11. Removal Procedure Caution: discharge the refrigerant completely before removal. 11.1 Removal Procedure of Indoor Unit 09/12K Note:Take A1 Panel for example. Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Detecting plate(WIFI) Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual 18/24K Note:Take A1 Panel for example. Front panel Left filter Front Right filter Groove case Horizontal louver Location of step motor Axile bush Installation and Maintenance...
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Service Manual Electric box cover2 Screw Detecting plate(WIFI) Electric box cover Screws Installation and Maintenance...
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Service Manual Step Procedure Swing motor Indoor tube temperature s ensor Cut off the wire binder and pull out the indoor tube temperature sensor. Screw off one grounding screw. Main Remove the wiring terminals of motor and board stepping motor. Remove the electric box assy.
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Service Manual Step Procedure Rotate the electric box assy. Twist off the screws that are locking the wire clip and loosen the Screws power cord. Remove the wiring terminal of power cord. Lift up the main board and take it off. Power Wire clip Circlip...
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Service Manual Step Procedure Installation and Maintenance...
Service Manual 11.2 Removal Procedure of Outdoor Unit Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual Step Procedure Installation and Maintenance...
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Service Manual GWH09YC-K6DNA1A/O 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. Installation and Maintenance...
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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.
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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;...
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Service Manual Step Procedure 9.Remove 4-way valve assy and capillary sub-assy Unsolder the welding joints connecting the 4-way valve assy with capillary sub-assy, compressor and condenser; remove the 4-way valve. 4-way valve assy Note: Before unsoldering the welding joint, wrap the 4-way Capillary valve with a wet cloth completely to avoid damage Electronic...
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Service Manual 18/24K 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. handle valve top panel Remove the 3 screws connecting the top panel with the front panel and the right side plate, and then remove the top panel.
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Service Manual Steps Procedure Remove the screws connecting the outer case with motor support, isolation plate and chassis; lift the outer case upwards; loosen the clasps of outer case with right side plate and left side plate, and then remove the outer case. outer case 3.
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Service Manual Steps Procedure 4. Remove axial flow blade Remove the nut fixing axial flow blade and then remove the blade. axial flow fan motor support Remove the 6 screws fixing the motor and then remove the motor. Remove the 2 screws connecting the motor support and chassis, and then loosen the stopper to remove the motor support.
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Service Manual Steps Procedure 6. Remove the soundproof sponge Tear off the sticking stripe and then remove the soundproof sponge. soundproof sponge 7. Remove isolation plate Remove the 2 screws connecting the isolation plate and condenser side plate; remove the 3 screws connecting the isolation plate and chassis, and then remove the isolation plate.
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Service Manual Steps Procedure 9. Remove compressor compressor Remove the 3 foot nuts fixing compressor and then lift the compressor upwards to remove the compressor and damping cushion. Note: Keep the ports of discharge pipe and suction pipe from foreign objects. condenser sub-assy 10.
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 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 55.4 78.8 33.8 57.2 80.6 35.6 82.4...
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 Pipe...
Service Manual Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor (15K) 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 0.952 102.9 3.217 0.925...
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Service Manual Resistance Table of Tube Temperature Sensors for Indoor and Outdoor (20K) 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 18.13 3.998 1.164 116.5...
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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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