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Installation and Maintenance

Service Manual

9.2 Procedure of Troubleshooting

Indoor unit
(1) Malfunction of Temperature Sensor F1, F2

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Содержание CB419W12200

Страница 1: ...for life GREE ELECTRIC APPLIANCES INC OF ZHUHAI Models GWH18AAD K6DNA5A GWH18AAD K6DNA4A GWH18AAD K6DNA1B GWH18AAD K6DNA1A GWH18AAD K6DNA5B GWH18AAD K6DNA4B GWH24AAD K6DNA1A GWH24AAD K6DNA5A GWH24AAE K6DNA4C Refrigerant R32 ...

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Страница 5: ...2 Technical Information Service Manual GWH24AAD K6DNA1A O GWH24QE K6DNA1C O Remote Controller L L WiFi ...

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Страница 15: ...oise Curve Indoor side noise 60 50 40 30 20 10 0 Indoor Fan Motor Rotating Speed Noice dB A low Middle High Super High Outdoor side noise Compressor frequency Hz Noise dB A 70 60 50 40 30 0 20 40 60 80 100 20 24K GWH18AAD K6DNA1B GWH18AAD K6DNA1A ...

Страница 16: ...13 Technical Information Service Manual 104 685 181 140 190 38 Φ55 Φ55 38 3 Outline Dimension Diagram 3 1 Indoor Unit 8QLW PP W H D Model W H D 18 24K 970 300 225 ...

Страница 17: ...14 Technical Information Service Manual 3 2 Outdoor Unit 899 818 596 378 303 343 550 Unit mm Unit mm 897 560 955 340 396 364 700 GWH18AAD K6DNA1A O 24K ...

Страница 18: ...15 Technical Information Service Manual GWH18AAD K6DNA1B O GWH24QE K6DNA1C O 780 596 848 286 540 320 257 340 963 700 396 890 560 364 Unit mm 8QLW PP ...

Страница 19: ...ING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Electric expand valve Strainer Compressor Accumlator Indoor unit Outdoor unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Capillary Strainer Accumlator Compre...

Страница 20: ...ring Diagram Ɣ Indoor Unit ƔInstruction 1RWH XPSHU FDS LV XVHG WR GHWHUPLQH IDQ VSHHG DQG WKH VZLQJ DQJOH RI KRUL RQWDO ORYHU IRU WKLV PRGHO 60000700068802 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 9 325 725 3 7 1 0 287 225 81 7 3 3 1 5 725 2 3 60 1 02725 0 5 8 7 1 7 3 63 63 1 1 57 1 20 287 8 1 02 8 3 0 1 7 5 1 OO...

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Страница 23: ...ZLUH 5 Interface of fan 6 QWHUIDFH RI KHDOWK IXQFWLRQ OLYH ZLUH 7 XPSHU FDS 8 XWR EXWWRQ 9 Up down swing interface 10 HHGEDFN LQWHUIDFH RI LQGRRU XQLW 11 XVH 12 QWHUIDFH RI ZL 13 1HHGOH VWDQG IRU WHPSHUDWXUH VHQVRU 14 Display interface 15 QWHUIDFH RI GU FRQWDFW RQO IRU WKH PRGHO ZLWK WKLV IXQFWLRQ 16 LUHG FRQWUROOHU RQO IRU WKH PRGH ZLWK WKLV IXQFWLRQ Indoor Unit Ɣ Top view Ɣ Bottom view 1 2 11 3 ...

Страница 24: ...ase input interface Terminal of system high pressure protection Compressor overload protection terminal Terminal of electronic expansion valve Terminal for low pressure protection Interface of fan 4 way valve terminal 2 way valve terminal Terminal of compressor electric heater Terminal of chassis electric heater Live wire 13 Communication wire 14 Grounding wire 15 Neutral wire GWH18AAD K6DNA1A O 2...

Страница 25: ... Ɣ Bottom view No 1DPH 1 RPSUHVVRU 2 Reactor 2 3 Reactor 1 4 KDVVLV HOHFWULF KHDWLQJ 5 RPSUHVVRU HOHFWULF KHDWLQJ 6 ZD YDOYH 7 DC fan 8 DUWKLQJ ZLUH 9 RPPXQLFDWLRQ ZLUH 10 1HXWUDO ZLUH 11 LYH ZLUH 12 OHFWURQLF H SDQVLRQ YDOYH 13 7HPSHUDWXUH VHQVRU 14 2YHUORDUG 15 DRED GWH18AAD K6DNA1B O ...

Страница 26: ...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 controller If timer on timer off and light functions are set the corresponding icons will be displayed on the display of remote controller at the same time Under on status the display will show the correspondi...

Страница 27: ... 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 icon is displayed and the indoor fan will continue operation for a few minutes in order to dry the indoor unit even though you have turned off the unit After energization X FAN OFF is defaulted X FAN i...

Страница 28: ...it will 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 controller should be put within the area where indoor unit can receive the signal sent by the remote controller will change quickly if holding or button Press this button again to confirm timer set...

Страница 29: ... 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 air conditioner is turned on it will operate under auto mode aux button panel WARNING Use insulated object to press the auto button As shown in the fig Open panel press aux button to turn on or turn of...

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Страница 34: ...s and processes of cooling operation I WKH FRPSUHVVRU LV VKXW GRZQ DQG 7VHW XS 7LQGRRU DPELHQW WHPSHUDWXUH 7FRROLQJ LQGRRU DPELHQW WHPSHUDWXUH FRPSHQVDWLRQ VWDUW XS WKH PDFKLQH IRU FRROLQJ WKH FRROLQJ RSHUDWLRQ ZLOO VWDUW XULQJ RSHUDWLRQV RI FRROLQJ LI 7VHW XS 7LQGRRU DPELHQW WHPSHUDWXUH 7FRROLQJ LQGRRU DPELHQW WHPSHUDWXUH FRPSHQVDWLRQ WKH FRROLQJ RSHUDWLRQ ZLOO EH VWLOO UXQQLQJ XULQJ RSHUDWLRQV R...

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Страница 41: ...he 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 and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wire of the air conditioner 8 The power cord and power connection wires cant be pressed by hard ob...

Страница 42: ... installing the unit at the place where there may be leaked corrosive gas or Àammable gas I WKHUH OHDNHG JDV DURXQG WKH XQLW LW PD FDXVH H SORVLRQ DQG RWKHU DFFLGHQWV 7 Do not use extension cords for electrical connections If the electric wire is not long enough please contact a local service center authorized and ask for a proper electric wire 3RRU FRQQHFWLRQV PD OHDG WR HOHFWULF VKRFN RU UH 8 Us...

Страница 43: ...e is prohibited in the maintenance area and the no smoking warning board should be hanged ƔCheck whether the appliance mark is in good condition Replace the vague or damaged warning mark Welding ƔIf you should cut or weld the refrigerant system pipes in the process of maintaining please follow the steps as below a Shut down the unit and cut power supply b Eliminate the refrigerant c Vacuuming d Cl...

Страница 44: ...ing 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 Torque wrench open end wrench inner hexagon spanner 9 Pressure meter 12 Soldering appliance refrigerant container ...

Страница 45: ...At least 15cm At least 50cm At least 50cm At least 30cm At least 300cm Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to the obstruction Space to the obstruction At least 30cm At least 15cm At least 15cm Space to the wall Space to the wall Space to the wall At least 200cm ...

Страница 46: ...oor 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 installation Note this flow is only for reference please find the more detailed installation steps in this section Select outdoor unit installation location Install the support of outdoor unit select it accor...

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Страница 94: ...rew Screw Screw 5HPRYH WKH VFUHZV LQJ ULJKW VLGH SODWH DQG WKHQ UHPRYH WKH ULJKW VLGH SODWH 5HPRYH ULJKW VLGH SODWH DQG UHDU JULOO Screw Screw DELQHW 5LJKW VLGH SODWH Rear grill 5HPRYH WKH VFUHZV LQJ FDELQHW DQG WKHQ UHPRYH WKH FDELQHW 5HPRYH WKH VFUHZV DQG WKHQ UHPRYH WKH grille ...

Страница 95: ...PRYH WKH OHWI VLGH SODWH 5HPRYH OHI VLGH SODWH Procedure Step 1XW LDO ÀRZ EODGH 5HPRYH D LDO ÀRZ EODGH 5HPRYH HOHFWULF ER DVV 5HPRYH WKH VFUHZV LQJ HOHFWULF ER DVV SXOO RXW HDFK ZLULQJ WHUPLQDO OLIW WKH HOHFWULF ER DVV XSZDUGV WR UHPRYH LW Note KHQ SXOOLQJ RXW WKH ZLULQJ WHUPLQDO SD DWWHQWLRQ WR ORRVH WKH FODVS DQG GRQW SXOO LW VR KDUG Screw OHFWULF ER assy Left side plate ...

Страница 96: ...HZV LQJ PRWRU VXSSRUW DQG WKHQ UHPRYH WKH PRWRU VXSSRUW 5HPRYH PRWRU VXSSRUW Spot weld ZD YDOYH DVV 5HPRYH ZD YDOYH DVV 8QVROGHU WKH VSRW ZHOG RI ZD YDOYH DVV FRPSUHVVRU DQG FRQGHQVHU DQG WKHQ UHPRYH WKH ZD YDOYH DVV Note KHQ XQVROGHULQJ WKH VSRW ZHOG ZUDS WKH ZD YDOYH ZLWK ZHW FORWK FRPSOHWHO WR DYRLG GDPDJLQJ WKH YDOYH GXH WR KLJK WHPSHUDWXUH Procedure Step ...

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Страница 98: ...95 Installation and Maintenance Service Manual Procedure Step Screw Condenser 5HPRYH RQH VFUHZ LQJ WKH FRQGHQVHU WKHQ UHPRYH WKH FRQGHQVHU 5HPRYH FRQGHQVHU ...

Страница 99: ... and valve cover up ward to remove it b a a 1 Remove top panel Remove handle top panel top panel the 3 screws connecting the top panel with the front panel and the right side plate and then remove the top panel 2 Remove grille panel and rear grill Remove the 2 screws connecting the grille and the panel and then remove the grille Steps Procedure ...

Страница 100: ...t and then remove the panel 3 Remove left side plate and right side plate Remove the screws t h g i r e h t g n i t c e n n o c side plate with the chassis the valve support and the electric box and then y s s a e t a l p e d i s t h g i r e h t e v o m e r Remove the screws connecting the left side plate and the chassis and then y s s a e t a l p e d i s t f e l e h t e v o m e r panel rear grill...

Страница 101: ...t the wiring terminals and then pull the electric box upwards to remove it Remove the 4 tapping screws fixing the motor disconnect the leading wire insert of the motor and then remove the motor Remove the 2 tapping screws fixing the motor support and then pull the motor support upwa t i e v o m e r o t s d r Remove the nuts fixing the blade and then remove the axial flow blade axial flow blade ele...

Страница 102: ...refully soundproof sponge 7 Remove Isolation sheet t e e h s n o i t a l o s i e h t g n i x i f s w e r c s 3 e h t e v o m e R and then remove the Isolation sheet Isolation sheet 8 Remov e 4 way valve assy Discharge the refrigerant completely unsolder the pipelines connecting the compressor and the condenser assy and then remove the 4 way valve assy 4 way valve assy ...

Страница 103: ...e the compressor Remove the screws connecting the support condenser and condenser assy and then remove the support condenser 9 Remove compressor compressor 10 Remove condenser sub assy a support Electron expansion valve b Remove the chassis sub assy and condenser sub assy condenser sub assy chassis sub assy ...

Страница 104: ...fore disassembly 3 Remove top cover 2 Remove big handle top cover big handle big handle and then remove the handle Remove connection screws connecting the top panel with the front panel and the right side plate and then remove the top panel big handle GWH18AAD K6DNA1B O ...

Страница 105: ...102 Installation and Maintenance Service Manual ...

Страница 106: ...103 Installation and Maintenance Service Manual ...

Страница 107: ...104 Installation and Maintenance Service Manual ...

Страница 108: ...ard to remove it b a a 1 Remove top panel Remove handle valve top panel top panel the 3 screws connecting the top panel with the front panel and the right side plate and then remove the top panel 2 Remove grille panel and rear grill Remove the 2 screws connecting the grille and the panel and then remove the grille Steps Procedure GWH24QE K6DNA1C O ...

Страница 109: ...ide plate and left side plate and then remove the outer case Remove the screws connecting the right side plate with electric box assy valve support chassis and condenser side plate and then remove the right side plate Remove the screws connecting the left side plate with chassis and then remove the left side plate Steps Procedure left side plate outer case 3 Remove right left side plate right side...

Страница 110: ...the 2 screws connecting the motor support and chassis and then loosen the stopper to remove the motor support Remove the screws fixing the electric box sub assy loosen the wire bundle pull out the wiring terminals and then pull the electric box upwards to remove it Steps Procedure 5 Remove electric box 4 Remove axial flow blade axial flow fan motor support fan motor electric box a b ...

Страница 111: ...ng electronic expansion valve assy the 4 way valve assy with capillary sub assy compressor and condenser remove the electronic expansion valve assy and 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 Steps Procedure 8 Remove 4 way valve assy and electronic expansion valve assy 7 Remove is...

Страница 112: ...s of discharge pipe and suction pipe from foreign objects Remove the screws connecting the support condenser and condenser assy and then remove the support condenser Remove the 2 screws fixing the condenser and chassis and then lift the condenser upwards to remove it Steps Procedure 10 Remove condenser sub assy 9 Remove compressor compressor support condenser chassis subassy sub assy a b ...

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Страница 117: ... 74 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 10 274 29 41 34 68 9 17 107 2 72 9 259 3 30 39 61 69 8 85 108 2 64 8 245 6 31 37 96 70 8 56 109 2 57 7 232 6 32 36 38 71 8 27 110 2 50 6 220 5 33 34 88 72 7 99 111 2 43 5 209 34 33 45 73 7 73 112 2 37...

Страница 118: ...8 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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