Gree GWH09ACC-K6DNA1F/I Service Manual
  1. Manuals
  2. Brands
  3. Gree Manuals
  4. Air Conditioner
  5. GWH09ACC-K6DNA1F/I
  6. Service manual

Gree GWH09ACC-K6DNA1F/I Service Manual

Hide thumbs Also See for GWH09ACC-K6DNA1F/I:
Table of Contents

Advertisement

Quick Links

Change for life
Service Manual
GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the GWH09ACC-K6DNA1F/I and is the answer not in the manual?

Questions and answers

Related Manuals for Gree GWH09ACC-K6DNA1F/I

Summary of Contents for Gree GWH09ACC-K6DNA1F/I

  • Page 1 Change for life Service Manual GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI...

  • Page 2: Table Of Contents

    .......................21 5.2 PCB Printed Diagram ....................25 6. Function and Control ..............30 6.1 Remote Controller Introduction ................30 6.2 GREE+ App Operation Manual ................35 6.3 Ewpe Smart App Operation Manual ..............36 6.4 Brief Description of Models and Functions ..........37 Part Ⅱ : Installation and Maintenance ..........39 7.
  • Page 3 8.7 Vacuum Pumping and Leak Detection ............51 8.8 Check after Installation and Test operation ..........52 9. Maintenance ...................53 9.1 Error Code List ......................53 9.2 Procedure of Troubleshooting ................58 9.3 Troubleshooting for Normal Malfunction ............72 10. Exploded View and Parts List ............74 10.1 Indoor Unit ......................74 10.2 Outdoor Unit...

  • Page 4: Part Ⅰ : Technical Information

    1. Summary Indoor Unit: GWH09ACC-K6DNA1F/I(CB497N16001) GWH09ACC-K6DNA1F/I(CB497N16000) GWH09ACC-K6DNA1F/I(CB497N16005) GWH12ACC-K6DNA1F/I(CB497N15802) GWH09ACC-K6DNA1F/I(CB497N16007) GWH18ACD-K6DNA1I/I(CB497N16200) GWH12ACC-K6DNA1F/I(CB497N15800) GWH24ACE-K6DNA1I/I(CB497N16102) GWH12ACC-K6DNA1F/I(CB497N15808) GWH18ACD-K6DNA1I/I(CB497N16204) GWH24ACE-K6DNA1I/I(CB497N16104) GWH09ACC-K6DNA1F/I(CB497N16002) GWH09ACC-K6DNA1F/I(CB497N16006) GWH12ACC-K6DNA1F/I(CB497N15803) GWH12ACC-K6DNA1F/I(CB497N15809) GWH18ACD-K6DNA1I/I(CB497N16202) GWH18ACD-K6DNA1I/I(CB497N16203) GWH24ACE-K6DNA1I/I(CB497N16100) GWH24ACE-K6DNA1I/I(CB497N16103) GWH12ACC-K6DNA5F/I(CB341N02900) GWH18ACD-K6DNA5I/I(CB341N03300) Outdoor Unit: GWH09AFC-K6DNA2F/O GWH18AGD-K6DNA1E/O GWH12AFC-K6DNA2F/O Technical Information...
  • Page 5 Product code Indoor model Outdoor model code product code Controller 1 GWH09ACC-K6DNA1F CB497016000 GWH09ACC-K6DNA1F/I CB497N16000 2 GWH09ACC-K6DNA1F CB497016001 GWH09ACC-K6DNA1F/I CB497N16001 GWH09AFC-K6DNA2F/O CB363W02900 3 GWH09ACC-K6DNA1F CB497016002 GWH09ACC-K6DNA1F/I CB497N16002 4 GWH09ACC-K6DNA1F CB497016003 GWH09ACC-K6DNA1F/I CB497N16000 5 GWH09ACC-K6DNA1F CB497016004 GWH09ACC-K6DNA1F/I CB497N16002 6 GWH09ACC-K6DNA1F CB497016005 GWH09ACC-K6DNA1F/I CB497N16005...

  • Page 6: Specifications

    610/570/540/470/440/420/390 700/650/600/540/480/420/360/300 Dehumidifying Volume 1.69 3.885 3.65 4.286 SEER SCOP(Average/WarmerColder) 4.2/5.3/3.4 4.1/5.2/3.1 Application Area 12-18 16-24 GWH12ACC-K6DNA1F/I Model GWH09ACC-K6DNA1F/I GWH12ACC-K6DNA5F/I CB497N16005 CB497N15808 Product Code CB341N02900 Fan Type Cross-flow Cross-flow Fan Diameter Length(DXL) Ф98×633.5 Ф98×633.5 Cooling Speed r/min 1200/1100/1050/950/900/850/800 1350/1200/1100/1000/920/850/800 Heating Speed...
  • Page 7 Outdoor Unit Model GWH09AFC-K6DNA2F/O GWH12AFC-K6DNA2F/O Outdoor Unit Product Code CB363W02901 CB363W03600 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer CO.,LTD CO., LTD Compressor Model QXF-A082zC170 FTz-AN108ACBD Compressor Oil ZE-G;ES RB68GX or equivalent FW68DA or equivalent Compressor Type Rotary Rotary Compressor LRA. Compressor RLA 2.56 Compressor Power Input...
  • Page 8 Model GWH18ACD-K6DNA5I Product Code CB341003301 Rated Voltage 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Cooling Capacity 5200 Heating Capacity 5600 Cooling Power Input 1576 Heating Power Input 1436 Cooling Current Input Heating Current Input Rated Input 2400 Rated Cooling Current 10.5 Rated Heating Current...
  • Page 9 Outdoor Unit Model GWH18AFD-K6DNA2I/O Outdoor Unit Product Code CB363W04201 Compressor Manufacturer ZHUHAI LANDA COMPRESSOR CO.,LTD Compressor Model QXF-A120zH170A Compressor Oil FW68DA or equivalent Compressor Type Rotary Compressor LRA. Compressor RLA Compressor Power Input 1096 Compressor Overload Protector HPC115/95U1/KSD115ºC Throttling Method Electron expansion valve Set Temperature Range ºC...
  • Page 10 Dehumidifying Volume 1.69 1.69 3.885 3.88 4.286 4.29 SEER SCOP(Average/WarmerColder) 4.2/5.3/3.4 4.2/5.3/3.4 Application Area 12-18 12-18 Model GWH09ACC-K6DNA1F/I GWH09ACC-K6DNA1F/I CB497N16000 CB497N16000 CB497N16002 Product Code CB497N16001 CB497N16006 CB497N16007 CB497N16002 Fan Type Cross-flow Cross-flow Fan Diameter Length(DXL) Ф98×633.5 Ф98×633.5 Cooling Speed r/min...
  • Page 11 Outdoor Unit Model GWH09AFC-K6DNA2F/O GWH09AFC-K6DNA2F/O Outdoor Unit Product Code CB363W02900 CB363W02901 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer CO.,LTD CO.,LTD Compressor Model QXF-A082zC170 QXF-A082zC170 Compressor Oil ZE-G;ES RB68GX or equivalent ZE-G;ES RB68GX or equivalent Compressor Type Rotary Rotary Compressor LRA. Compressor RLA 2.56 2.56...
  • Page 12 Model GWH12ACC-K6DNA1F GWH12ACC-K6DNA1F CB497015801 CB497015800 CB497015807 Product Code CB497015802 CB497015806 CB497015809 CB497015803 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Outdoor Cooling Capacity 3510 3510 Heating Capacity 3810 3810 Cooling Power Input Heating Power Input Cooling Current Input Heating Current Input Rated Input...
  • Page 13 Outdoor Unit Model GWH12AFC-K6DNA2F/O GWH12AFC-K6DNA2F/O Outdoor Unit Product Code CB363W03600 CB363W03601 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer CO., LTD CO., LTD Compressor Model FTz-AN108ACBD FTz-AN108ACBD Compressor Oil FW68DA or equivalent FW68DA or equivalent Compressor Type Rotary Rotary Compressor LRA. Compressor RLA Compressor Power Input Compressor Overload Protector...
  • Page 14 Model GWH18ACD-K6DNA1I GWH18ACD-K6DNA1I CB497016200 CB497016201 CB497016202 Product Code CB497016206 CB497016203 CB497016204 CB497016205 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Outdoor Cooling Capacity 5200 5200 Heating Capacity 5600 5600 Cooling Power Input 1576 1576 Heating Power Input 1436 1436 Cooling Current Input...
  • Page 15 Outdoor Unit Model GWH18AFD-K6DNA2I/O GWH18AFD-K6DNA2I/O Outdoor Unit Product Code CB363W04200 CB363W04201 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer CO.,LTD CO.,LTD Compressor Model QXF-A120zH170A QXF-A120zH170A Compressor Oil FW68DA or equivalent FW68DA or equivalent Compressor Type Rotary Rotary Compressor LRA. Compressor RLA Compressor Power Input 1096 1096...
  • Page 16 Model GWH24ACE-K6DNA1I GWH24ACE-K6DNA1I CB497016100 CB497016101 CB497016102 Product Code CB497016106 CB497016103 CB497016104 CB497016105 Rated Voltage 220-240 220-240 Power Rated Frequency Supply Phases Power Supply Mode Outdoor Outdoor Cooling Capacity 7100 7100 Heating Capacity 7800 7800 Cooling Power Input 2030 2030 Heating Power Input 2000 2000 Cooling Current Input...
  • Page 17 Outdoor Unit Model GWH24AFE-K6DNA2I/O GWH24AFE-K6DNA2I/O Outdoor Unit Product Code CB363W04100 CB363W04101 ZHUHAI LANDA COMPRESSOR ZHUHAI LANDA COMPRESSOR Compressor Manufacturer CO,LTD. CO,LTD. Compressor Model QXFS-M180zX170 QXFS-M180zX170 Compressor Oil FW68DA or equivalent FW68DA or equivalent Compressor Type Twin Rotary Twin Rotary Compressor LRA. Compressor RLA Compressor Power Input 1610...

  • Page 18: Capacity Variation Ratio According To Temperature

    2.2 Capacity Variation Ratio According to Temperature Heating operation ambient temperature range is -15ºC~30ºC Cooling Heating 9/12K 9/12K Condition Indoor:DB27°C WB19°C Conditions Indoor air flow: High Indoor:DB20°C Pipe length:5m Indoor air flow:Super High Pipe length:5m -15 -10 -5 10 15 20 25 30 35 40 45 50 Heating operation ambient temperature range is -25ºC~30ºC Cooling Heating...
  • Page 19 Heating: Pressure of gas pipe connecting Inlet and outlet pipe temperature of Rated heating condition(°C) (DB/WB) indoor and outdoor unit heat exchanger Fan speed of Fan speed of Model indoor unit outdoor unit Indoor Outdoor P (MPa) T1 (°C) T2 (°C) 20/- 2.8~3.2 63 ~ 35...

  • Page 20: Outline Dimension Diagram

    3. Outline Dimension Diagram 3.1 Indoor Unit Φ55 Φ55 83 * 130 * Φ55 Φ55 Φ70 Φ70 154* Model 1013 125.5 202.5 1122 * Recommended distance Technical Information...

  • Page 21: Outdoor Unit

    3.2 Outdoor Unit GWH09AFC-K6DNA2F/O GWH12AFC-K6DNA2F/O Unit:mm GWH18AFD-K6DNA2I/O Unit:mm 512.5 Technical Information...
  • Page 22 GWH24AFE-K6DNA2I/O Unit:mm Technical Information...

  • Page 23: Refrigerant System Diagram

    4. Refrigerant System Diagram COOLING 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 Capillary Strainer COOLING HEATING Connection pipe specification: Liquid pipe:1/4" Gas pipe:3/8"...

  • Page 24: Electrical Part

    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. ● Indoor Unit GWH09ACC-K6DNA1F/I(CB497N16005) GWH12ACC-K6DNA1F/I(CB497N15808) GWH12ACC-K6DNA5F/I(CB341N02900) TUBE ROOM WIFI WIRED TEMP. TEMP. RECEIVER AND...
  • Page 25 GWH09ACC-K6DNA1F/I(CB497N16000/CB497N16001/CB497N16002/CB497N16006/CB497N16007) GWH12ACC-K6DNA1F/I(CB497N15800/CB497N15802/CB497N15803/CB497N15809) WIFI WIRED TUBE ROOM MODULE CONTROLLER TEMP. RECEIVER AND TEMP. DISPLAY BOARD FAN MOTOR SENSOR SENSOR MAGNETIC TERMINAL RING BLOCK DISP1 DISP2 T-SENSOR WIFI COM-MANUAL N(1) COM-OUT PRINTED CIRCUIT BOARD JUMP AC-L(L) YEGN DRY-C (DOOR-C) SWING-UD SWING-LR YEGN...
  • Page 26 GWH18ACD-K6DNA5I/I(CB341N03300) WIRED ROOM TUBE WARNING WIFI CONTROLLER RECEIVER AND TEMP. TEMP. Please don't touch any terminal MODULE SENSOR DISPLAY BOARD SENSOR when the machine is running , stopping or has been powered off for less than 3 minutes to prevent the risk of electric shock! CONNECTOR TERMINAL...
  • Page 27 GWH18AFD-K6DNA2I/O GWH24AFE-K6DNA2I/O WARNING OPTIONAL OPTIONAL BOTTOM OUTROOM EXHAUST ELECTRONIC Please don't touch any terminal OUTTUBE BAND EXPANSION TEMP. TEMP. TEMP. when the machine is running , HEATER SENSOR SENSOR SENSOR VALVE stopping or has been powered off for less than 30 minutes to prevent the risk of electric shock ！...

  • Page 28: Pcb Printed Diagram

    5.2 PCB Printed Diagram Indoor Unit 9/12K Name Name Terminal of health function neutral wire 10 WIFI terminal Neutral wire terminal Wired controller terminal Motor terminal 12 Terminal of display board Terminal of health function live wire 13 Jumper cap Communication terminal for indoor unit Auto button and outdoor unit...
  • Page 29 18/24K Name Name Terminal of health function neutral wire Door control terminal Neutral wire terminal Terminal of temperature sensor Terminal of health function live wire 10 Terminal of display board DC Motor terminal WIFI terminal Up & down swing terminal 12 Earthing wire terminal Communication terminal for indoor unit Left &...
  • Page 30 Outdoor Unit GWH09AFC-K6DNA2F/O GWH12AFC-K6DNA2F/O Name Earthing wire Neutral wire, live wire and communication cable 4-way valve Electric heating belt of chassis Outdoor fan Electronic expansion valve Temperature sensor Three-phase terminal of compressor Technical Information...
  • Page 31 GWH18AFD-K6DNA2I/O 9 10 Name Name Earthing wire Outdoor fan Live wire DRED(preliminary) Neutral wire 10 Electronic expansion valve communication cable Overload 4-way valve 12 Temperature sensor Electric heating belt of chasssis 13 EE flash drive DRED-DC(preliminary) 14 Three-phase terminal of compressor Technical Information...
  • Page 32 GWH24AFE-K6DNA2I/O Name Name Terminal of electronic expansion valve 4-way valve E disk(Reserved) 10 Electric heating belt of chassis Computer monitoring interface 2-way valve EE flash drive 12 DC motor Grounding wire 13 Temperature sensor Live wire 14 Overload interface of compressor Neutral wire 15 Terminal of compressor Communication wire...

  • Page 33: Function And Control

    6. Function and Control 6.1 Remote Controller Introduction Introduction for buttons on remote controller Buttons on remote controller Note: ● This is a general use remote controller. It could be used for the air conditioner with multifunction. For the functions which the model doesn't have, if press the corresponding button on the remote controller, the unit will keep the original running status.
  • Page 34 *Note: ● For preventing cold air, after starting up heat mode, indoor unit no display will delay 1~5 minutes to blow air (Actual delay time depends on (stops at current position) indoor ambient temperature). ● Set temperature range from remote controller: 16-30°C(61- *Note: 86°F).
  • Page 35 (2) Adjust "▲" a nd "▼" button, could change the corresponding *Note: setting temperature, after adjusted, press “Turbo” button for ● Under on and off status, you can set TIMER OFF or TIMER ON confirmation; simultaneously. (3) At this time, 1hour will be automatically increased at the timer ●...
  • Page 36 sleep function has been set under cool mode, start up the energy- saving function will cancel sleep function. button Press this button to turn on or turn off the health and scavenging 8℃ heating function functions in operation status. Press this button for the first Under heat mode, press "TEMP"...
  • Page 37 Replacement of batteries in remote controller signal sender battery reinstall remove Cover of battery box 1. Press the back side of remote controller marked with " ", as shown in the fig, and then push out the cover of battery box along the arrow direction.

  • Page 38: 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 39: Ewpe Smart App Operation Manual

    6.3 Ewpe Smart App Operation Manual Control Flow Chart Internet Cloud intelligent Home Wi-Fi Cellular/ 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 Download and installation...

  • Page 40: Brief Description Of Models And Functions

    6.4 Brief Description of Models and Functions ●Indoor Unit General timer and clock timer functions are compatible by 1.Basic function of system equipping remote controller with different functions. (1)Cooling mode (6) Memory function (1) Under this mode, fan and swing operates at setting status. memorize compensation temperature, off-peak energization value.
  • Page 41 After power recovery, compressor can only be started up after C, compressor stops operation and outdoor fan will stop 30s 180+T s at least. later. Indoor fan will be in residual-heat blowing status. ④ When unit is turned off under heating mode or changed to other (13) SE control mode The unit operates at SE status.

  • Page 42: Part Ⅱ : Installation And Maintenance

    7. Notes for Installation and Maintenance Safety Precautions: Important! 12. Make sure all wires and pipes are connected properly and the valves are opened before energizing. 13. Check if there is electric leakage on the unit body. If yes, Please read the safety precautions carefully before please eliminate the electric leakage.
  • Page 43 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 5.When installing the unit, make sure that connection keep the refrigerant circuit free from air or substances pipe is securely connected before the compressor other than the specified refrigerant.
  • Page 44 has running fire (such as fire source,working coal gas ware, Safety Precautions for Refrigerant operating heater). ●It is not allowed to drill hole or burn the connection pipe. ●To realize the function of the air conditioner unit, a special ●The air conditioner must be installed in a room that is larger refrigerant circulates in the system.
  • Page 45 ●The refrigerant should be recycled into the specialized surveyed to make sure that there are no flammable hazards or storage tank. ignition risks. “ NO Smoking ” signs shall be displayed. Filling the refrigerant ●Ventilated area ●Use the refrigerant filling appliances specialized for R32. Ensure that the area is in the open or that it is adequately Make sure that different kinds of refrigerant wont contaminate ventilated before breaking into the system or conducting any hot...
  • Page 46 terminals not made to original specification, damage to seals, ●Removal and evacuation incorrect fitting of glands, etc. When breaking into the refrigerant circuit to make repairs – or Ensure that the apparatus is mounted securely. for any other purpose –conventional procedures shall be used. Ensure that seals or sealing materials have not degraded to the However, for flammable refrigerants it is important that best point that they no longer serve the purpose of preventing the...
  • Page 47 Main Tools for Installation and Maintenance Level meter Measuring tape Screw driver Impact drill Drill head Electric drill Electroprobe Universal meter Inner hexagon Electronic Torque wrench Open-end wrench spanner leakage detector Vacuum pump Pressure meter Pipe pliers Pipe pliers Pipe cutter Pipe expander Pipe bender Soldering appliance...

  • Page 48: Installation

    8. Installation 8.1 Installation Dimension Diagram Space to the wall At least 15cm Space to the wall At least 15cm Space to the obstruction At least 50cm Drainage pipe Installation and Maintenance...
  • Page 49 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 50: Installation Parts-Checking

    8.2 Installation Parts-checking (3) The location should be able to withstand the weight of outdoor unit. (4) Make sure that the installation follows the requirement of Name installation dimension diagram. Indoor unit (5) Select a location which is out of reach for children and far Outdoor unit away from animals or plants.If it is unavoidable, please add fence Connection pipe...

  • Page 51: Installation Of Indoor Unit

    4. Outlet Pipe Model Air switch capacity Power cord (1) The pipe can be led out in the direction of right, rear right, left 09/12K 3G1.0 or rear left.(As show in Fig.3) 3G1.5 (2) When selecting leading out the pipe from left or right, please 3G2.5 cut off the corresponding hole on the bottom case.(As show in Fig.4)
  • Page 52 6. Install Drain Hose (1) Connect the drain hose to the outlet pipe of indoor unit.(As show in Fig.8) N(1) (2) Bind the joint with tape.(As show in Fig.9) yellow- blue black brown green Outdoor unit connection Drain hose Outlet pipe Fig.13 Note: The wiring connect is for reference only, please refer to the actual one.

  • Page 53: Installation Of Outdoor Unit

    Note: (1) The power cord and control wire cant be crossed or winding. (2) The drain hose should be bound at the bottom. 9. Hang the Indoor Unit (1) Put the bound pipes in the wall pipe and then make them pass Drain vent Chassis through the wall hole.

  • Page 54: Vacuum Pumping And Leak Detection

    5. Connect Outdoor Electric Wire (1) Remove the wire clip; connect the power connection wire and signal control wire (only for cooling and heating unit) to the wiring terminal according to the color; fix them with screws.(As show in The drain hose can't be fluctuant Fig.23) The water outlet The drain...

  • Page 55: Check After Installation And Test Operation

    8.8 Check after Installation and Test operation 1. Check after Installation Check according to the following requirement after finishing installation. Items to be checked Possible malfunction Has the unit been installed The unit may drop, shake or firmly? emit noise. Have you done the It may cause insufficient refrigerant leakage test?

  • Page 56: Maintenance

    9. Maintenance 9.1 Error Code List Display Method Possible Causes(For specific maintenance Malfunction of Indoor Unit A/C Status method, please refer to the following procedure of Name (Error Code) troubleshooting) During cooling and drying operation, Possible reasons: High pressure except indoor fan operates, all loads 1.
  • Page 57 During cooling and drying operating, Outdoor ambient Outdoor temperature sensor hasnt been connected well or is compressor stops while indoor fan temperature sensor is damaged. Please check it by referring to the resistance table operates; During heating operation, the open/short circuited for temperature sensor) complete unit will stop operation During cooling and drying operation,...
  • Page 58 During cooling and drying operation, Malfunction of module compressor will stop while indoor fan will temperature sensor operate; Replace outdoor control panel AP1 During heating operation, the complete circuit unit will stop After the complete unit is de-energized for 20mins, check During cooling operation, compressor will Module high whether the thermal grease on IPM Module of outdoor...
  • Page 59 During cooling and drying operation, Malfunction of phase compressor will stop while indoor fan will current detection operate; Replace outdoor control panel AP1 circuit for compressor During heating operation, the complete unit will stop During cooling and drying operation, Malfunction of voltage compressor will stop while indoor fan will dropping for DC operate;...
  • Page 60 If malfunction occurs,corresponding code will display and the unit will resume normal until protection or malfunction disappears. Installation and Maintenance...

  • Page 61: Procedure Of Troubleshooting

    9.2 Procedure of Troubleshooting ●Indoor unit: 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 62 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? ● The motor is broken? ●...
  • Page 63 3. Malfunction of Protection of Jumper Cap C5 Main detection points: ● Is there jumper cap on the mainboard? ● Is the jumper cap inserted correctly and tightly? ● The jumper is broken? ● The motor is broken? ● Detection circuit of the mainboard is defined abnormal? Malfunction diagnosis process: Start Appearance of the...
  • Page 64 4. Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Main detection points: ● Instant energization afte de-energization while the capacitordischarges slowly? ● The zero-cross detectioncircuit of the mainboard is defined abnormal? Malfunction diagnosis process: Start Turn power off for 1minute,the turn back on The unit returns to normal.
  • Page 65 5. High Temperature and Overload Protection (AP1 below means control board of outdoor unit) E8 Start Normal protection, please use it Unit restarts If the outdoor ambient temperature is after improving the outdoor ambient normally higher than 53°C? temperature Improve the radiating environment of Unit restarts unit (clean the heat exchanger and is good?
  • Page 66 6. Malfunction of detecting plate(WIFI) JF Start check if the connection wire are correctly connected Replace the detecting plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Installation and Maintenance...
  • Page 67 ●Outdoor unit: 1.Capacity charging malfunction (outdoor unit malfunction) (AP1 below is control board of outdoor unit) Main detection point: ● Detect if the voltage of L and N terminal of wiring board is between 210AC-240AC by alternating voltage meter; ● Is reactor (L) well connected? Is connection wire loosened or pull-out? Is reactor (L) damaged? Malfunction diagnosis process: Turn on the unit and wait 1 minute...
  • Page 68 2.Diagnosis for anti-high temperature, overload protection (AP1 below is control board of outdoor unit) Main detection point: ● If the outdoor ambient temperature is in normal range; ● If the indoor and outdoor fan is running normal; ● If the radiating environment of indoor and outdoor unit is well. Malfunction diagnosis process: Anti-high temperature, overload protection...
  • Page 69 3.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 70 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? Does startup fail?
  • Page 71 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 once the Out of step occurs in unit is powered on.
  • Page 72 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 electronic expansion valve...
  • Page 73 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 connect well or not, if is there any damage? Fault diagnosis process:...
  • Page 74 8. Malfunction of Overcurrent Protection Main detection points: ● Is the supply voltage unstable with big fluctuation? ● Is the supply voltage too low with overload? ● Hardware trouble? Malfunction diagnosis process: Start Is malfunction Is the supply voltage unstable of the rated voltage on the nameplate eliminated Is the supply voltage too low...

  • Page 75: Troubleshooting For Normal Malfunction

    9.3 Troubleshooting for Normal Malfunction 1. Air Conditioner Cant 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 connection After energization, operation indicator isnt bright wait for power recovery.
  • Page 76 4. ODU Fan Motor Cant Operate Possible causes Discriminating method (air conditioner status) Troubleshooting Wrong wire connection, or poor Check the wiring status according to circuit Connect wires according to wiring diagram to make connection diagram sure all wiring terminals are connected firmly Measure the capacity of fan capacitor with an Capacity of the ODU fan motor is universal meter and find that the capacity is out of...

  • Page 77: Exploded View And Parts List

    10. Exploded View and Parts List 10.1 Indoor Unit GWH09ACC-K6DNA1F/I(CB497N16005) GWH12ACC-K6DNA1F/I(CB497N15808) GWH12ACC-K6DNA5F/I(CB341N02900) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
  • Page 78 Description Front Panel Display Board Filter Sub-Assy Screw Cover Electric Box Cover Sub-Assy Front Case Assy Shield Cover of Electric Box Cover Main Board Electric Box Cover Jumper Terminal Board Electric Box Assy Axile Bush Guide Louver Crank Stepping Motor Rubber Plug (Water Tray) Connecting pipe clamp Fan Motor...
  • Page 79 GWH09ACC-K6DNA1F/I(CB497N16000/CB497N16001/CB497N16002/CB497N16006/CB497N16007) GWH12ACC-K6DNA1F/I(CB497N15800/CB497N15802/CB497N15803/CB497N15809) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
  • Page 80 Description Front Panel Display Board Filter Sub-Assy Screw Cover Electric Box Cover Sub-Assy Front Case Assy Shield Cover of Electric Box Cover Main Board Electric Box Cover Jumper Terminal Board Electric Box Assy Axile Bush Guide Louver Stepping Motor Air Louver (Auto) Stepping Motor Crank Rubber Plug (Water Tray)
  • Page 81 GWH18ACD-K6DNA5I/I(CB341N03300) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
  • Page 82 Description Front Panel Display Board Filter Sub-Assy Front Case Assy Axile Bush Air Louver(Manual) Helicoid tongue Left Axile Bush Rear Case assy Rubber Plug (Water Tray) O-Gasket sub-assy of Bearing Ring of Bearing Evaporator Support Evaporator Assy Cross Flow Fan Fan Motor Motor Press Plate Wall Mounting Frame...
  • Page 83 GWH18ACD-K6DNA1I/I(CB497N16200/CB497N16202/CB497N16203/CB497N16204) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
  • Page 84 Description Front Panel Front Case Axile Bush Helicoid Tongue Left Axile Bush Rubber Plug (Water Tray) O-Gasket sub-assy of Bearing Ring of Bearing Evaporator Support Evaporator Assy Cross Flow Fan Fan Motor Motor Press Plate Wall Mounting Frame Connecting pipe clamp Crank Stepping Motor Drainage hose...
  • Page 85 GWH24ACE-K6DNA1I/I(CB497N16100/CB497N16102/CB497N16103/CB497N16104) The component picture is only for reference; please refer to the actual product. Installation and Maintenance...
  • Page 86 Description Front Panel Filter Sub-Assy Screw Cover Left Side Plate Decorative Strip(Left) Front Case Swing Lever Air Louver 1 Helicoid Tongue Left Axile Bush Rear Case assy Rubber Plug (Water Tray) Ring of Bearing O-Gasket sub-assy of Bearing Cross Flow Fan Evaporator Support Evaporator Assy Cold Plasma Generator...

  • Page 87: Outdoor Unit

    10.2 Outdoor Unit GWH09AFC-K6DNA2F/O The component is only for rererence;please refer to the actual product Installation and Maintenance...
  • Page 88 Description Coping Discharge Tube Inhalation Tube Sponge(Condenser) Temperature Sensor Support Condenser Assy Capillary Sub-assy Sensor Insert Right Side Plate Earthing Plate Sub-Assy Wire Clamp Valve Cover Silencer Cut-off valve 3/8(N) Cut-off valve 1/4(N) Valve Support Compressor and Fittings Chassis Sub-assy Motor Support Fan Motor Axial Flow Fan...
  • Page 89 GWH12AFC-K6DNA2F/O GWH18AFD-K6DNA2I/O The component is only for rererence;please refer to the actual product Installation and Maintenance...
  • Page 90 Description Coping Supporting Board(Condenser) 4-Way Valve Temperature Sensor Support Condenser Assy Temp Sensor Sleeving Sensor Insert Handle Right Side Plate Earthing Plate Sub-assy Wire Clamp Electronic Expansion Valve Electric Expand Valve Fitting Valve Cover Silencer Cut off Valve Sub-Assy Strainer Cut off Valve Assy Valve Support 4-Way Valve Assy...
  • Page 91 GWH24AFE-K6DNA2I/O 9 10 The component is only for rererence;please refer to the actual product Installation and Maintenance...
  • Page 92 Description Front Grill Front Panel Axial Flow Fan Chassis Sub-assy Compressor and Fittings Electronic Expansion Valve Assy Right Side Plate Valve Support Cut-off valve 1/4(N) Cut-off valve 5/8(N) Valve Cover Handle Terminal Board 4-Way Valve Assy Condenser Assy Clapboard Assy Motor Support Brushless DC Motor Top Cover Assy...

  • Page 93: Removal Procedure

    11. Removal Procedure 11.1 Removal Procedure of Indoor Unit Caution: discharge the refrigerant completely before removal. Step Procedure Before disassemble Turn off the air conditioner and disconnect the power before disassemble the air conditioner. 1. Remove filter Filter Open the front panel; Push the filter upwards to loosen the clasp and then pull the left filter and right filter outwards to remove them.
  • Page 94 Step Procedure 3.Remove electric box cover sub-assy2 and detecting plate(wifi) Detecting plate(WiFi) Remove the screws on the electric box cover sub-assy2 and detecting plate(WIFI), to remove the electric box cover 2 and detecting plate(WIFI). Electric box cover sub-assy2 4.Remove horizontal louver Push out the axile bush on horizontal louver.
  • Page 95 Step Procedure 6.Remove electric box cover sub-assy Loosen the clasps and remove the electric box cover sub-assy. Clasp 7.Remove electric box assy Remove the screw fixing electric box assy. ① Cut off the wire binder and pull out the indoor tube temperature sensor.
  • Page 96 Step Procedure 8.Remove evaporator assy Remove 3 screws fixing evaporator assy. Screws At the back of the unit, remove the screw of the connection pipe clamp and then remove the connection pipe clamp. Screw Connection pipe clamp Groove Clasp First remove the left side of evaporator from the groove of bottom shell and then remove the right side from the clasp on the bottom shell.
  • Page 97 Step Procedure Loose the screws (2-3 circles) used for fixing the cross flow fan, pull right to pull out the motor. Screw Installation and Maintenance...

  • Page 98: Removal Procedure Of Outdoor Unit

    11.2 Removal Procedure of Outdoor Unit Caution: discharge the refrigerant GWH09AFC-K6DNA2F/O GWH12AFC-K6DNA2F/O completely before removal. Step Procedure 1. Before disassembly 2. Remove top cover top cover Remove the screws fixing top panel and then remove the top panel. 3. Remove big handle and valve cover big handle Remove the screws fixing big handle, valve cover and then remove them.
  • Page 99 Step Procedure 4. Remove front panel assy Remove connection screws connecting the front panel assy with the chassis and the motor support, and then remove the front panel assy. Front Panel Assy 5. Remove right side plate assy Rescrew the ground screws, remove the ground wires, loosen the screws fixing terminal board, remove the terminal board, rescrew the screws fixing the right plate, and remove the right side plate assy.
  • Page 100 Step Procedure 7. Remove gas valve and liquid valve Unsolder the welding joint connecting the gas valve and the liquid valve, remove them. Note: Discharge the refrigerant completely befor unsoldering; liquid valve when unsoldering, wrap the gas valve with a wet cloth completely to avoid damage to the valve caused by welding joint high temperature.
  • Page 101 Step Procedure 10. Remove axial flow fan Remove the nut on the fan and then remove the axial flow fan. axial flow fan 11. Remove motor Remove the screws fixing the motor and then remove the motor. motor 12. Remove motor support Remove the screws fixing the motor support and lift the motor support to remove it.
  • Page 102 Step Procedure 13. Remove 4-way valve assy 4-way valve assy Unsolder the welding joints connecting the 4-way valve assy, remove the 4-way valve. 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 103 GWH18AFD-K6DNA2I/O Caution: discharge the refrigerant completely before removal. Step Procedure 1. Before disassembly 2. Remove big handle and valve cover big handle Remove the screws fixing big handle, valve cover and then remove them. valve cover 3. Remove top cover top cover Remove the screws fixing top panel and then remove the top panel.
  • Page 104 Step Procedure 4. Remove front panel assy Remove connection screws connecting the front panel assy with the chassis and the motor support, and then remove the front panel assy. front panel 5. Remove right side plate assy Rescrew the ground screws, remove the ground wires, loosen the screws fixing terminal board, remove the terminal board, rescrew the screws fixing the right plate, and remove the right side plate assy.
  • Page 105 Step Procedure 7. Remove electric box assy Remove the terminals, lift up and rotate the electrical box assy to the right so that the snaps on the clapboard are removed and the electrical box assy are removed. 8. Remove motor Remove the screws fixing the motor and then remove the motor.
  • Page 106 Step Procedure 10. Remove gas valve and liquid valve Remove the valve support bolck, remove the screws fixing the gas valve and the liquid valve,unsolder the welding joint connecting the gas valve and the liquid valve, remove them. Note: Discharge the refrigerant completely befor unsoldering; welding joint when unsoldering, wrap the gas valve with a wet cloth completely to avoid damage to the valve caused by...
  • Page 107 Step Procedure 13. Remove isolation sheet electric expand Remove the screws fixing the isolation valve fitting sheet and then remove the isolation sheet. electric expansion valve sub-Assy welding joint 14. Remove clapboard assy clapboard assy Remove the screws fixing the clapboard assy and then remove the clapboard assy.
  • Page 108 GWH24AFE-K6DNA2I/O Caution: discharge the refrigerant completely before removal. Step Procedure 1. Before disassembly 2. Remove top cover top cover Remove the screws fixing top panel and then remove the top panel. 3. Remove big handle and valve cover Remove the screws fixing big handle, valve cover and big handle then remove them.
  • Page 109 Step Procedure 4. Remove front panel assy Remove connection screws connecting the front panel assy with the chassis and the motor support, and then remove the front panel assy. front panel 5. Remove right side plate assy Rescrew the ground screws, remove the ground wires, right side plate loosen the screws fixing terminal board, remove the terminal board, rescrew the screws fixing the right...
  • Page 110 Step Procedure 7. Remove valve suppprt Remove the screws fixing valve support, then remove the valve support. valve supprt 8. Remove electronic expansion valve Remove the terminals of the electronic expansion valve coil and rotate to remove the electronic expansion valve coil.
  • Page 111 Step Procedure 10. Remove 4-way valve assy 4-way valve assy Unsolder the welding joints connecting the 4-way valve assy, remove the 4-way valve. 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 112 Step Procedure 12. Remove motor support Remove the screws fixing the motor support and lift the motor support to remove it. motor support 14. Remove clapboard assy clapboard assy Remove the screws fixing the clapboard assy and then remove the clapboard assy. 15.

  • Page 113: Appendix

    Appendix Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit display Fahrenheit Celsius Fahrenheit display Fahrenheit Celsius Fahrenheit display Fahrenheit Celsius temperature（ temperature（ temperature（ F） （ F） （ C） F）...

  • Page 114: Appendix 3: Pipe Expanding Method

    Appendix 3: Pipe Expanding Method Pipe Note: Improper pipe expanding is the main cause of refrigerant leakage.Please expand Pipe cutter the pipe according to the following steps: A:Cut the pip Leaning Uneven Burr ● Confirm the pipe length according to the distance of indoor unit and outdoor unit. ●...

  • Page 115: Appendix 4: List Of Resistance For Temperature Sensor

    Appendix 4: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units(15K) Temp( Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 138.10 49.02 18.75 7.97 128.60 44.31 17.14 7.35 115.00 40.09 15.68 6.79 102.90 36.32 14.36 6.28...
  • Page 116 JF00304644 GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI Add: West Jinji Rd, Qianshan, Zhuhai,Guangdong, China, 519070 Tel: (+86-756) 8522219 Fax: (+86-756) 8669426 E-mail: global@cn.gree.com For product improvement, specifications and appearance in this manual are subject to change without prior notice.

This manual is also suitable for:

Gwh12acc-k6dna1f/iGwh18acd-k6dna1i/iGwh24ace-k6dna1i/iGwh12acc-k6dna5f/iGwh18acd-k6dna5i/iGwh24afe-k6dna2i/o ... Show all

Table of Contents