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Service Manual

Table of Contents

Part

Ⅰ

: Technical Information

.......................................................................1

1. Summary

......................................................................................................................1

2. Specifications

..........................................................................................................3

3. Outline Dimension Diagram

........................................................................7

3.1 Indoor Unit ........................................................................................................................7
3.2 Outdoor Unit .....................................................................................................................8

4. Refrigerant System Diagram

......................................................................9

5. Electrical Part

.........................................................................................................10

5.1 Wiring Diagram ...............................................................................................................10
5.2 PCB Printed Diagram .....................................................................................................13

6. Function and Control

......................................................................................15

6.1 Remote Controller Introduction ......................................................................................15
6.2 GREE+ App Operation Manual ......................................................................................19
6.3 Ewpe Smart App Operation Manual ...............................................................................20
6.4 Brief Description of Modes and Functions ......................................................................21

Part

Ⅱ

: Installation and Maintenance

.................................................26

7. Notes for Installation and Maintenance

..........................................26

8. Installation

................................................................................................................29

Table of Contents

Содержание CB476001201

Страница 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Change for Life Service Manual Models GWH09AAB K3DNA1A GWH09AAB K3DNA2A GWH09AAB K3DNA3A GWH09AAB K3DNA4A GWH09AAB K3DNA5A Refrigerant R410A...

Страница 2: ...PCB Printed Diagram 13 6 Function and Control 15 6 1 Remote Controller Introduction 15 6 2 GREE App Operation Manual 19 6 3 Ewpe Smart App Operation Manual 20 6 4 Brief Description of Modes and Funct...

Страница 3: ...63 10 Exploded View and Parts List 65 10 1 Indoor Unit 65 10 2 Outdoor Unit 70 11 Removal Procedure 72 11 1 Removal Procedure of Indoor Unit 72 11 2 Removal Procedure of Outdoor Unit 77 Appendix 82 A...

Страница 4: ...1 Technical Information Service Manual 1 Summary Indoor Unit GWH09AAB K3DNA4A I GWH09AAB K3DNA3A I GWH09AAB K3DNA1A I GWH09AAB K3DNA2A I GWH09AAB K3DNA5A I Part Technical Information...

Страница 5: ...0600 GWH09AAB K3DNA4A O CB479W00200 YAW1F5 WiFi 2 GWH09AAB K3DNA4A CB479000200 GWH09AAB K3DNA4A I CB479N00200 3 GWH09AAB K3DNA4A CB479000201 GWH09AAB K3DNA4A I CB479N00201 4 GWH09AAB K3DNA5A CB4880004...

Страница 6: ...Model of Indoor Unit 1 GWH09AAB K3DNA3A I 2 GWH09AAB K3DNA4A I 3 GWH09AAB K3DNA5A I 4 GWH09AAB K3DNA2A I 5 GWH09AAB K3DNA1A I Product Code of Indoor Unit 1 CB478N00600 2 CB479N00200 CB479N00201 3 CB4...

Страница 7: ...an Motor Speed rpm 900 Output of Fan Motor W 30 Fan Motor RLA A 0 36 Fan Motor Capacitor F Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm 400 Defrosting Method Automatic...

Страница 8: ...tdoor DB35 C WB24 C Indoor air flow Super High Pipe length 5m Conditions Indoor DB20 C WB15 C Outdoor DB7 C WB6 C Indoor air flow Super High Pipe length 5m Compressor speed rps Compressor speed rps Co...

Страница 9: ...speed of indoor unit Fan speed of outdoor unit Indoor Outdoor P MPa T1 o C T2 o C 27 19 35 24 09K 0 8 1 1 11 to 14 38 to 41 Super High High Rated heating condition o C DB WB Model Pressure of gas pip...

Страница 10: ...7 Technical Information Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit Unit mm Models W H D W1 W2 W3 09K AAB 773 250 185 131 462 180 D H W 75 35 55 W3 W2 W1 55 35 75...

Страница 11: ...8 Technical Information Service Manual 3 2 Outdoor Unit 712 257 776 510 320 286 540 Unit mm...

Страница 12: ...e specification Liquid pipe 1 4 6mm Gas pipe 3 8 9 52mm Indoor unit Outdoor unit COOLING HEATING 4 Way valve COOLING Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Va...

Страница 13: ...Wiring Diagram Indoor Unit Instruction Note Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model 600007000973 7 6 1625 7 03 6 1625 7 03 6 1625 57 5220 78 6...

Страница 14: ...287 8 1 3 57 3 7 1 3 9 325 725 60000700097301 60000700097302 7 6 1625 7 03 6 1625 7 03 6 1625 57 5220 78 67 33 1 63 35 17 5 8 7 2 5 5 9 5 1 63 2 5 211 7 1 6 1 8 02725 2 7 50 1 3 803 3 8 1 7 1 0 287 22...

Страница 15: ...UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IRU OHVV WKDQ PLQXWHV WR SUHYHQW WKH ULVN 51 1 1 8 1 1 1 8 1 0 1 7 5 1 7 50 1 7 2 1 208 3 1 7 03 6 1625 7 03 6 1625 7 03 57 57 57 6 1625 N N N 28778 2875220 86...

Страница 16: ...function live wire 4 Live wire interface 5 Interface of health function neutral wire 6 Neutral wire interface 7 Fan motor interface of PG 8 Fuse 9 Communication interface 10 Auto button 11 Interface...

Страница 17: ...r 4 Terminal of compressor electric heater 5 Terminal of 4 way valve 6 Interface of outdoor fan 7 Interface of earthing wire 8 Communication interface 9 Interface of netural wire 10 Interface of live...

Страница 18: ...ir conditioner will give out a de sound which means the signal has been sent to the air conditioner Under off status set temperature and clock icon will be displayed on the display of remote controlle...

Страница 19: ...directly Having set X FAN function off After turning off the unit by pressing ON OFFbutton the complete unit will be off directly X FAN function Hold fan speed button for 2s in COOL or DRY mode the ic...

Страница 20: ...ill automatically adjust the indoor temperature according to the detected temperature Press this button again to close I FEEL function and will disappear When I FEEL function is turned on the remote c...

Страница 21: ...some models Replacement of batteries in remote controller Emergency operation If remote controller is lost or damaged please use auxiliary button to turn on or turn off the air conditioner When the ai...

Страница 22: ...l 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 For more information please refer to Help in App...

Страница 23: ...App is installed register the account and add the device to achieve long distance control and LAN control of smart home appliances For more information please refer to Help in App 6 3 Ewpe Smart App O...

Страница 24: ...ops operation ODU fan motor stops operation with a delay of 30s and IDU fan motor operates at set speed c When Tpreset 2 Tindoor amb Tindoor supplementary Tpreset the unit will maintain its previous r...

Страница 25: ...preset cold air prevention conditions and H1 will be displayed at temperature display area on the display panel Defrost frequency is 85Hz Protection Cold air prevention The unit is started under heat...

Страница 26: ...ll stop Module protection Under module protection mode the compressor will stop When the compressor remains at stop for at least 3 minutes the compressor will resume its operation If module protection...

Страница 27: ...nd a Di sound when the air conditioner is powered up or received the information sent by the remote control or there is a button input the single tube cooler doesnt receive the remote control ON signa...

Страница 28: ...omatism heating and air supply do not have drying function When you start the drying function after stop the machine by pressing the switch button you should keep running the inner fans for 10 minutes...

Страница 29: ...e unit adequately grounded The grounding wire cant be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wire...

Страница 30: ...liquid valve and gas valve are fully closed and power is disconnected before detaching the connection pipe If compressor starts running when stop valve is open and connection pipe is not yet connected...

Страница 31: ...ng tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 T...

Страница 32: ...5cm At least 50cm At least 50cm At least 30cm At least 300cm At least 200cm Space to the floor Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to...

Страница 33: ...or unit Make the bound pipes pass through the wall hole and then connect outdoor unit Neaten the pipes Vacuum pumping and leakage detection Check after installation and test operation Finish installat...

Страница 34: ...y grounding with specialized grounding device by a professional Please make sure it is always grounded effectively otherwise it may cause electric shock 2 The yellow green wire in air conditioner is g...

Страница 35: ...tlet pipe The position of piping hole should be a little lower than the wall mounted frame As show in Fig 1 5 Connect the Pipe of Indoor Unit 1 Aim the pipe joint at the corresponding bellmouth As sho...

Страница 36: ...cover As show in Fig 11 8 Bind up Pipe 1 Bind up the connection pipe power cord and drain hose with the band As show in Fig 14 2 Reserve a certain length of drain hose and power cord for installation...

Страница 37: ...e 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 Fig 23 6 Neaten the Pipes 1 The pipes should be placed along t...

Страница 38: ...tricity The water outlet can t be placed in water 1 Use Vacuum Pump 1 Remove the valve caps on the liquid valve and gas valve and the nut of refrigerant charging vent 2 Connect the charging hose of pi...

Страница 39: ...wer Check power supply circuit Power plug is not well plugged in and poor connection Check if the plug is properly plugged in and make the loose contact firm Fuse of controller burnt out The air condi...

Страница 40: ...t heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumu...

Страница 41: ...t heat insulation for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumu...

Страница 42: ...sor Drainage pipe blocked or broken Change drainage pipe Re wrap and make it tight Wrap of refrigerant pipe joint is not close enough Water leakage Change controller Wire loose or wrong connection In...

Страница 43: ...alysis discharge protection overload 5 Overcurrent protection E5 OFF 3S and blink 5 times OFF 3S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan...

Страница 44: ...ent temperature sensor is open short circuited F3 OFF 3S and blink 3 times OFF 3S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating operat...

Страница 45: ...wiring board XT if the voltage is higher than 265VAC turn on the unit after the supply voltage is increased to the normal range 2 If the AC input is normal measure the voltage of electrolytic capacito...

Страница 46: ...nction analysis of capacitor 29 Malfunction of module temperature sensor circuit P7 OFF 3S and blink 18 times During cooling and drying operation compressor will stop while indoor fan will operate Dur...

Страница 47: ...control end 3 Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard rev detecting circuit 38 Desynchro nizing of compressor H7 OFF 3S and blink 7 times During cooling and drying operat...

Страница 48: ...unstable 46 Malfunction of complete units current detection U5 OFF 3S and blink 13 times During cooling and drying operation the compressor will stop while indoor fan will operate During heating oper...

Страница 49: ...54 55 Defrosting OFF 3S and blink once during blinking ON 10s and OFF 0 5s OFF 3S and blink twice Defrosting will occur in heating mode Compressor will operate while indoor fan will stop operation It...

Страница 50: ...47 Installation and Maintenance Service Manual...

Страница 51: ...Possible causes insufficient or too much refrigrant blockage of capillary and increase of suction temp improper running of compressor burning in or stuck of bearing damage of discharge valve malfuncti...

Страница 52: ...over of the parts Make the parts upright yes Is malfunction eliminated Replace the mainboard with the same model End no no Is the temperature sensor normal according to the Resistance Table no Replace...

Страница 53: ...again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are opened no yes yes Is the motor started up no Is malfunction eliminated ye...

Страница 54: ...jumper cap with the same model no Is malfunction eliminated no yes Insert the jumper cap tightly Is malfunction eliminated no no yes Is malfunction eliminated no yes Replace the mainboard with the sam...

Страница 55: ...le the capacitordischarges slowly Malfunction diagnosis process Troubleshooting for U8 malfunction Turn power off for 1minute the turn back on U8 is still displayed The unit returns to normal Conclusi...

Страница 56: ...anual 5 Malfunction of detecting plate WIFI JF Start Is malfunction eliminated The end check if the connection wire are correctly connected Replace the detecting plate with the same model Replace the...

Страница 57: ...diagnosis process Troubleshooting for F1 F2 malfunction Is the wiring terminal between the temperature sensor andthe controller loosened or poorly contacted Insert the temperature sensor tightly yes...

Страница 58: ...essure is too high 5 Other conditions resulting in that the system pressure becomes too high The connection of capacitor C2 is loose Reconnect the capacitor C2 according to Electrical Wiring Diagram T...

Страница 59: ...gh temperature protection Is outdoor ambient temperature higher than 53 20 minutes after the complete unit is powered off Is heat dissipation of the indoor unit and outdoor unit abnormal Normal protec...

Страница 60: ...for compressor stopping enough Fault diagnosis process Y N Y N N Y Y N Power on the unit Is stop time of the compressor longer than 3 minutes Restart it up after 3 minutes Does startup fail Are the w...

Страница 61: ...wires for the compressor connected correctly Is connection sequence right Is the connection made in clockwise direction Connect the wires correctly Replace the control panel AP1 If the fault is elimin...

Страница 62: ...cess 20 minutes after the complete unit is powered off Is the terminal FA for the electronic expansion valve connected correctly Connect the wires correctly Resistances between the first four pins clo...

Страница 63: ...ny damage or short circuit Replace it as per the wiring diagram and reconnect the wires If the fault is eliminated Remove the PFC capacitor and measure resistance between the two terminals Is the resi...

Страница 64: ...pment operate normally before the failure occurs The AP1 voltage detection circuit is at fault Check wiring inside of the indoor and outdoor units Are wires broken Check the communication circuit of t...

Страница 65: ...Filth blockage ice plug greasy blockage the cut off valve hasn t been opened completely Is the compressor running abnormally Is there abnormal sound or oil leakage is the temperature of the shell too...

Страница 66: ...d for details Malfunction of compressor Compressor cant operate Refer to point 5 of maintenance method for details 9 3 Maintenance method for normal malfunction 1 Air Conditioner Cant be Started Up 2...

Страница 67: ...pipe Replace drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Cant Operate Possible causes Discriminating m...

Страница 68: ...ce Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit The component picture is only for reference please refer to the actual product 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21...

Страница 69: ...6152022 1 11 Evaporator Support 200025000003 200025000003 1 12 Evaporator Assy 011001000388 011001000498 1 13 Fan Motor 150120874 150120874 1 14 Wall Mounting Frame Sub assy 017211000005 017211000005...

Страница 70: ...5000003 200025000003 1 12 Evaporator Assy 011001000498 011001000388 1 13 Fan Motor 150120874 150120874 1 14 Wall Mounting Frame Sub assy 017211000005 017211000005 1 15 Connecting pipe clamp 2000170000...

Страница 71: ...26152022 1 11 Evaporator Support 200025000003 200025000003 1 12 Evaporator Assy 011001000498 011001000388 1 13 Fan Motor 150120874 150120874 1 14 Wall Mounting Frame Sub assy 017211000005 01721100000...

Страница 72: ...g 26152022 26152022 1 11 Evaporator Support 200025000003 200025000003 1 12 Evaporator Assy 011001000498 011001000498 1 13 Fan Motor 150120874 150120874 1 14 Wall Mounting Frame Sub assy 017211000005 0...

Страница 73: ...llation and Maintenance Service Manual 10 2 Outdoor Unit The component picture is only for reference please refer to the actual product 14 2 17 26 12 5 23 24 8 9 4 11 3 13 15 10 25 27 18 16 20 21 22 1...

Страница 74: ...and Fittings 0010322402 1 9 4 Way Valve Assy 03015200074 1 10 Valve Support 0171314201P 1 11 Cut off Valve Assy 030164000033 1 12 Valve 07130239 1 13 Valve Support Block 26113017 2 14 Right Side Plate...

Страница 75: ...iler Axile bush Open the panel Loosen the clasp shown in the fig and then pull the left filter and right filer outwards to remove them Push out the axile bush on horizontal louver Bend the horizontal...

Страница 76: ...e electric box cover 2 and detecting plate 5 Remove front case sub assy Front case sub assy Clasp Screw caps Screws Screws Note 1 Open the screw caps before removing the screws around the air outlet c...

Страница 77: ...he power cord Remove the wiring terminal of power cord Lift up the main board and take it off Electric box Cold plasma generator Grounding screw Indoor tube temperature sensor Electric box assy Main b...

Страница 78: ...move the connection pipe clamp 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 Remove 3 screws fixing evapora...

Страница 79: ...lade and motor lift the motor and cross flow blade upwards to remove them 8 Remove motor and cross flow blade Motor clasp Screws Remove 3 screws fixing motor clamp and then remove the motor clamp a Cl...

Страница 80: ...e top cover top cover Remove the screw fixing handle slide out the big handle upwards to make the clasp of handle separate from the groove of right side plate and then remove the handle Remove 3 conne...

Страница 81: ...ove the front grille Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Remove the nut fixing the blade and then remove the axia...

Страница 82: ...the 4 weld spots connecting the 4 way Valve Assy to take it out Note Refrigerant should be discharged firstly Welding process should be as quickly as possible and keep wrapping cotton wet all the time...

Страница 83: ...ove the 2 tapping screws fixing the motor support Lift motor support to re move it 9 Remove motor and motor support Motor Motor support 10 Remove clapboard sub assy Loosen the screws of the Clapboard...

Страница 84: ...air return pipe and remove the gas valve Note it is necessary to warp the gas valve when unsoldering the welding spot Remove the 2 screws fixing liquid valve Unsolder the weld ing spot connecting liq...

Страница 85: ...nt temperature Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C...

Страница 86: ...llowing steps A Cut the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with shaper and...

Страница 87: ...88 33 10 63 72 2 439 111 0 737 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 1...

Страница 88: ...983 5 84 61 34 13 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 0 856 0 65 37 39 11 06 78 2 6...

Страница 89: ...62 11 32 101 3 22 15 362 9 24 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 2...

Страница 90: ...d Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 8669426 Email gree gree com cn Http www gree com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add Unit 2612 26 F Miramar Towe...

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