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Service Manual

9. Maintenance

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10. Exploded View and Parts List

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10.1 Indoor Unit ....................................................................................................................71

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11. Removal Procedure

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Appendix:

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Appendix 3: Pipe Expanding M

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Summary of Contents for CB419W12200

Page 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 ...

Page 2: ...UDP 17 3 3ULQWHG LDJUDP 20 6 Function and Control 23 5HPRWH RQWUROOHU QWURGXFWLRQ 23 5 SS 2SHUDWLRQ 0DQXDO 27 ZSH 6PDUW SS 2SHUDWLRQ 0DQXDO 28 ULHI HVFULSWLRQ RI 0RGHV DQG XQFWLRQV 29 Part ė Installation and Maintenance 38 7 Notes for Installation and Maintenance 38 8 Installation 42 QVWDOODWLRQ LPHQVLRQ LDJUDP 42 QVWDOODWLRQ 3DUWV FKHFNLQJ 44 8 3 Selection of Installation Location 44 OHFWULF RQQH...

Page 3: ... and Parts List 71 10 1 Indoor Unit 71 2XWGRRU 8QLW 77 11 Removal Procedure 85 5HPRYDO 3URFHGXUH RI QGRRU 8QLW 85 5HPRYDO 3URFHGXUH RI 2XWGRRU 8QLW 90 Appendix 110 SSHQGL 5HIHUHQFH 6KHHW RI HOVLXV DQG DKUHQKHLW 110 SSHQGL RQ JXUDWLRQ RI RQQHFWLRQ 3LSH 110 Appendix 3 Pipe Expanding MHWKRG 111 SSHQGL LVW RI 5HVLVWDQFH IRU 7HPSHUDWXUH 6HQVRU 112 7DEOH RI RQWHQWV ...

Page 4: ... Unit GWH18AAD K6DNA1B I GWH18AAD K6DNA1A I GWH24AAD K6DNA1A I Part Ė Technical Information Outdoor Unit GWH18AAD K6DNA1A O GWH18AAD K6DNA1B O GWH24AAD K6DNA5A I GWH18AAD K6DNA5A I GWH18AAD K6DNA5B I GWH18AAD K6DNA4A I GWH18AAD K6DNA4B I GWH24AAE K6DNA4C I ...

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

Page 6: ...21 COP W W 3 64 SEER W W 6 1 63 W W Application Area P2 23 34 Indoor Unit Model of Indoor Unit GWH18AAD K6DNA1A I GWH18AAD K6DNA5A I GWH18AAD K6DNA4A I 3URGXFW RGH RI QGRRU 8QLW CB476N00200 CB476N00201 CB488N00700 CB479N00600 DQ 7 SH URVV ÀRZ LDPHWHU HQJWK PP ĭ DQ 0RWRU RROLQJ 6SHHG 6 0 6 U PLQ 1230 1130 1030 800 DQ 0RWRU HDWLQJ 6SHHG 6 0 6 U PLQ 1350 1200 1050 900 2XWSXW RI DQ 0RWRU W 35 DQ 0RWRU...

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Page 8: ...ER W W 6 1 63 W W Application Area P2 23 24 Indoor Unit Model of Indoor Unit GWH24AAD K6DNA1A I GWH24AAD K6DNA5A I 3URGXFW RGH RI QGRRU 8QLW CB476N00100 CB476N00101 CB488N00500 DQ 7 SH URVV ÀRZ LDPHWHU HQJWK PP ĭ DQ 0RWRU RROLQJ 6SHHG 6 0 6 U PLQ 1230 1130 1030 800 DQ 0RWRU HDWLQJ 6SHHG 6 0 6 U PLQ 1350 1200 1050 900 2XWSXW RI DQ 0RWRU W 35 DQ 0RWRU 5 A 0 35 DQ 0RWRU DSDFLWRU ȝ 2 5 QSXW RI HDWHU W...

Page 9: ...H LDPHWHU PP ĭ 5RZV Q DS PP 2 1 4 RLO HQJWK PP DQ 0RWRU 6SHHG USP 780 2XWSXW RI DQ 0RWRU W 60 DQ 0RWRU 5 A 0 49 DQ 0RWRU DSDFLWRU ȝ LU ORZ 9ROXPH RI 2XWGRRU 8QLW P3 K 3200 DQ 7 SH LDO ÀRZ DQ LDPHWHU PP ĭ HIURVWLQJ 0HWKRG OLPDWH 7 SH 7 Isolation I 0RLVWXUH 3URWHFWLRQ 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ 3UHVVXUH IRU WKH LVFKDUJH 6LGH MPa 4 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ 3UHVVXUH IRU WKH 6XFWLRQ 6LGH MP...

Page 10: ...R W W 6 1 63 W W Application Area P2 21 31 Indoor Unit Model of Indoor Unit GWH18AAD K6DNA1B I GWH18AAD K6DNA5B I GWH18AAD K6DNA4B I 3URGXFW RGH RI QGRRU 8QLW CB476N00600 CB488N00600 CB479N01300 DQ 7 SH URVV ÀRZ LDPHWHU HQJWK PP Ɏ DQ 0RWRU RROLQJ 6SHHG 6 0 6 U PLQ 1230 1130 1030 800 DQ 0RWRU HDWLQJ 6SHHG 6 0 6 U PLQ 1350 1200 1050 900 2XWSXW RI DQ 0RWRU W DQ 0RWRU 5 A 0 35 DQ 0RWRU DSDFLWRU ȝ 2 5 ...

Page 11: ...1 4 RLO HQJWK PP DQ 0RWRU 6SHHG USP 900 2XWSXW RI DQ 0RWRU W 30 DQ 0RWRU 5 A 0 4 DQ 0RWRU DSDFLWRU ȝ LU ORZ 9ROXPH RI 2XWGRRU 8QLW P3 K 2200 DQ 7 SH LDO ÀRZ DQ LDPHWHU PP ĭ438 HIURVWLQJ 0HWKRG XWRPDWLF HIURVWLQJ OLPDWH 7 SH 7 Isolation I 0RLVWXUH 3URWHFWLRQ 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ 3UHVVXUH IRU WKH LVFKDUJH 6LGH MPa 4 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ 3UHVVXUH IRU WKH 6XFWLRQ 6LGH MPa 2 5 6RX...

Page 12: ...PHU ROGHU W W 4 0 5 1 3 3 Application Area P2 23 34 Indoor Unit Indoor Unit Model GWH24AAE K6DNA4C I QGRRU 8QLW 3URGXFW RGH CB479N00700 DQ 7 SH URVV ÀRZ DQ LDPHWHU HQJWK PP ĭ Cooling Speed SH H M L SL U PLQ 1250 1000 900 800 Heating Speed SH H M L SL U PLQ 1250 1000 900 850 DQ 0RWRU 3RZHU 2XWSXW W 35 DQ 0RWRU 5 A 0 35 DQ 0RWRU DSDFLWRU ȝ 3 YDSRUDWRU RUP OXPLQXP LQ FRSSHU 7XEH YDSRUDWRU 3LSH LDPHWH...

Page 13: ...SXW W 60 DQ 0RWRU 5 A 0 58 DQ 0RWRU DSDFLWRU ȝ 2XWGRRU 8QLW LU ORZ 9ROXPH P3 K 3200 DQ 7 SH LDO ÀRZ DQ LDPHWHU PP Ɏ HIURVWLQJ 0HWKRG XWRPDWLF HIURVWLQJ OLPDWH 7 SH 7 Isolation I 0RLVWXUH 3URWHFWLRQ 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ 3UHVVXUH IRU WKH LVFKDUJH 6LGH MPa 4 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ 3UHVVXUH IRU WKH 6XFWLRQ 6LGH MPa 2 5 6RXQG 3UHVVXUH HYHO 0 dB A 58 6RXQG 3RZHU HYHO 0 dB A 68 LPHQVL...

Page 14: ...QOHW DQG RXWOHW SLSH WHPSHUDWXUH RI HYDSRUDWRU 7 QOHW DQG RXWOHW SLSH WHPSHUDWXUH RI FRQGHQVHU 3 3UHVVXUH DW WKH VLGH RI ELJ YDOYH RQQHFWLRQ SLSH OHQJWK P 32 33 34 35 36 37 38 39 43 15 10 5 40 41 42 100 105 95 90 85 80 75 70 65 60 55 50 110 100 90 80 70 60 50 40 0 5 7 10 Conditions Indoor DB27 C WB19 C Indoor air flow Super High Pipe length 5m Conditions Indoor DB20 C WB15 C Indoor air flow Super ...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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 ...

Page 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...

Page 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...

Page 21: ...7 1 20 287 8 1 02 8 3 0 1 7 5 1 60000700068803 60000700068811 5 21752 5 20 0 18 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 3 3 5 225 237 21 5 217 7 0 1 7 5 1 GWH24AAE K6DNA4C I GWH18AAD K6DNA1A I CB476N00201 GWH...

Page 22: ...OLHV WR WKH 1RWH 0RWRU JURXQG 7KHVH ZLULQJ GLDJUDPV DUH VXEMHFW WR FKDQJH ZLWKRXW QRWLFH SOHDVH UHIHU WR WKH RQH VXSSOLHG ZLWK WKH XQLW GWH18AAD K6DNA1A O GWH24AAD K6DNA1A O GWH24QE K6DNA1C O GWH18AAD K6DNA1B O 600007000884 1 225 81 7 127 0RWRU DSSOLHV WR WKH LURQ VKHOO PRWRU JURXQG RQO RI HOHFWULF VKRFN 3OHDVH GRQ W WRXFK DQ WHUPLQDO ZKHQ WKH PDFKLQH LV UXQQLQJ VWRSSLQJ RU KDV EHHQ SRZHUHG RII IR...

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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...

Page 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...

Page 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...

Page 30: ...QVWDOO LW KHQ 5 SS LV LQVWDOOHG UHJLVWHU WKH DFFRXQW DQG DGG WKH GHYLFH WR DFKLHYH ORQJ GLVWDQFH FRQWURO DQG 1 FRQWURO RI UHH VPDUW KRPH DSSOLDQFHV RU PRUH LQIRUPDWLRQ SOHDVH UHIHU WR HOS LQ SS Internet Cellular Other Wi FI Home Wi Fi Home wireless router Home Wi Fi Gree Gree Cloud GREE APP intelligent home appliances iOS system Support iOS7 0 and above version Android system Support Android 4 4 a...

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Page 32: ...XQGHU HDFK FRQGLWLRQ PELHQW WHPSHUDWXUH LV 7DPE 7FRPSHQVDWLRQ IRU KHDW SXPS XQLW DQG 7DPE IRU FRROLQJ RQO XQLW I WKHUHV IHHO IXQFWLRQ 7FRPSHQVDWLRQ LV 2WKHUV DUH VDPH DV DERYH 5 Fan mode 8QGHU WKLV PRGH LQGRRU IDQ RSHUDWHV DW VHW IDQ VSHHG RPSUHVVRU RXWGRRU IDQ ZD YDOYH DQG HOHFWULF KHDWLQJ WXEH VWRS RSHUDWLRQ QGRRU IDQ FDQ VHOHFW WR RSHUDWH DW KLJK PHGLXP ORZ RU DXWR IDQ VSHHG 7HPSHUDWXUH VHWWLQJ...

Page 33: ...J LW ZLOO EH VWLOO LQ VWDQGE PRGH DIWHU QLVKLQJ UHIULJHUDQW UHF FOLQJ LI WKH XQLW LV LQ 21 VWDWXV EHIRUH UHIULJHUDQW UHF FOLQJ LW ZLOO VWLOO UXQ LQ RULJLQDO RSHUDWLRQ PRGH 11 Ambient temperature display control mode KHQ XVHU VHW WKH UHPRWH FRQWUROOHU WR GLVSOD VHW WHPSHUDWXUH FRUUHVSRQGLQJ UHPRWH FRQWURO FRGH FXUUHQW VHW WHPSHUDWXUH ZLOO EH displayed 2QO ZKHQ UHPRWH FRQWURO VLJQDO LV VZLWFKHG WR L...

Page 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...

Page 35: ...Q IRU KHDWLQJ WKH FRPSUHVVRU LV VZLWFKHG RQ 2 Defrosting D HIURVWLQJ VWDUWV WKH FRPSUHVVRU LV VKXW GRZQ DQG UHVWDUWV LW DIWHU VHFRQG GHOD E HIURVWLQJ HQGV WKH FRPSUHVVRU VWRSV WKHQ VWDUWV LW DIWHU VHFRQG GHOD 2 Outer Fans Control Notes 2QO WKH RXWHU IDQV UXQ IRU DW OHDVW V LQ HDFK DLU ÀRZ VSHHG FDQ WKH DLU ÀRZ EH VZLWFKHG IWHU WKH RXWHU IDQV UXQ FRPSXOVLYHO LQ KLJK VSHHG IRU V ZKHQ WKH PDFKLQH VWD...

Page 36: ...H LW VKRXOG QRW EH VWDUWHG DQG VKRXOG EH VWRSSHG WR WUHDW DFFRUGLQJ WR WKH RYHUORDG SURWHFWLRQ OHDU WKH WURXEOH DW WKH PRGH RI SRZHU WXUQ RII KHDWLQJ DQG WKH SURWHFWLRQ WLPHV DUH QRW FRXQWHG 2 Frequency limited I 7 RROLQJ RYHUORDG IUHTXHQF OLPLWHG WHPSHUDWXUH 7RXWHU SLSH 7 RROLQJ RYHUORDG IUHTXHQF UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG RX VKRXOG OLPLW WKH IUHTXHQF UDLVLQJ RI FRPSUHVVRU 3 Reducing fr...

Page 37: ...IUHTXHQF UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG GXULQJ GLVFKDUJLQJ RX VKRXOG OLPLW WKH IUHTXHQF UDLVLQJ RI FRPSUHVVRU 3 Reducing frequency at normal speed and stopping machine I 7IUHTXHQF UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG GXULQJ GLVFKDUJLQJ 7 LVFKDUJH 7IUHTXHQF UHGXFLQJ WHPSHUDWXUH DW KLJK VSHHG GXULQJ GLVFKDUJLQJ RX VKRXOG DGMXVW WKH FRPSUHVVRU IUHTXHQF E UHGXFLQJ V WLOO WKH ORZHU OLPLW IWHU LW ...

Page 38: ...RX VKRXOG DGMXVW WKH FRPSUHVVRU IUHTXHQF E UHGXFLQJ V WLOO WKH ORZHU OLPLW IWHU LW ZDV UXQQLQJ V DW WKH ORZHU OLPLW LI 7 IUHTXHQF UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG RI PRGXOH 70RGXOH RX VKRXOG VWRS WKH PDFKLQH IRU PRGXOH RYHUKHDWLQJ SURWHFWLRQ 5 Power turn off I WKH 73RZHU WXUQ RII WHPSHUDWXUH RI PRGXOH 70RGXOH RX VKRXOG VWRS WKH PDFKLQH IRU PRGXOH RYHUKHDWLQJ SURWHFWLRQ I 70RGXOH 7 LPLWHG IUHTX...

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Page 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...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

Page 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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Page 50: ...Q DFFRUGLQJ WR WKH KRXVH VWUXFWXUH L WKH VXSSRUW RI RXWGRRU XQLW RQ WKH VHOHFWHG ORFDWLRQ ZLWK expansion screws 5 Connect Outdoor Electric Wire 5HPRYH WKH ZLUH FOLS FRQQHFW WKH SRZHU FRQQHFWLRQ ZLUH DQG VLJQDO FRQWURO ZLUH RQO IRU FRROLQJ DQG KHDWLQJ XQLW WR WKH ZLULQJ WHUPLQDO DFFRUGLQJ WR WKH FRORU WKHP ZLWK VFUHZV V VKRZ LQ LJ 6 Neaten the Pipes 7KH SLSHV VKRXOG EH SODFHG DORQJ WKH ZDOO EHQW UH...

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Page 58: ...e wiring diagram Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Main board matches with display board Main board of IDU matches with that of ODU Match correctly according to product specification Connection of communication wire is damaged or not Replace the connection wire Replace the main board of IDU Replace the main board of ODU End No N...

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Page 71: ...Detection circuit malfunctions of phase current of compressor U1 DUGZDUH RI PDLQ ERDUG LV GDPDJHG 3OHDVH UHSODFH PDLQ ERDUG 4 DC busbar voltage is too high PH ķ QSXW YROWDJH LV WRR KLJK RU XQVWDEOH ĸ DUGZDUH RI PDLQ ERDUG LV GDPDJHG 5 DC busbar voltage is too low PL ķ QSXW YROWDJH LV WRR ORZ RU XQVWDEOH ĸ DUGZDUH RI PDLQ ERDUG LV GDPDJHG 6 Malfunction of ODU DC fan L3 ķ 7KH ZLUH WHUPLQDO RI RXWGRR...

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Page 80: ...77 Installation and Maintenance Service Manual 10 2 Outdoor Unit 7KH FRPSRQHQW SLFWXUH LV RQO IRU UHIHUHQFH SOHDVH UHIHU WR WKH DFWXDO SURGXFW GWH18AAD K6DNA1A O ...

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Page 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 ...

Page 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 ...

Page 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 ...

Page 97: ...RUWV RI GLVFKDUJH SLSH DQG VXFWLRQ SLSH WR DYRLG IRUHLJQ REMHFWV WR enter it 5HPRYH FRPSUHVVRU Procedure Step 5HPRYH FODSERDUG Screw ODSERDUG 5HPRYH WKH VFUHZV LQJ FODSERDUG DQG WKHQ UHPRYH WKH FODSERDUG 5HPRYH YDOYH VXSSRUW VXE DVV RRW QXWV Screw 9DOYH 6XSSRUW 6XE VV 6FUHZ RII WKH VFUHZV WKDW DUH ORFNLQJ WKH YDOYH VXSSRUW VXE DVV 7KHQ UHPRYH LW ...

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

Page 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 ...

Page 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...

Page 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...

Page 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 ...

Page 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 ...

Page 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 ...

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

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

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

Page 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 ...

Page 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...

Page 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 ...

Page 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...

Page 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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Page 114: ...ipe according to the following steps XW WKH SLS Ɣ RQ UP WKH SLSH OHQJWK DFFRUGLQJ WR WKH GLVWDQFH RI LQGRRU XQLW DQG RXWGRRU XQLW Ɣ XW WKH UHTXLUHG SLSH ZLWK SLSH FXWWHU 5HPRYH WKH EXUUV Ɣ 5HPRYH WKH EXUUV ZLWK VKDSHU DQG SUHYHQW WKH EXUUV IURP JHWWLQJ LQWR WKH SLSH 3XW RQ VXLWDEOH LQVXODWLQJ SLSH 3XW RQ WKH XQLRQ QXW Ɣ 5HPRYH WKH XQLRQ QXW RQ WKH LQGRRU FRQQHFWLRQ SLSH DQG RXWGRRU YDOYH LQVWDOO W...

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Page 116: ...1 0 983 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 2 663 117 0 833 1 62 13 40 10 62 79 2 577 118 0 811 2 59 08 41 10 2 80 2 495 119 0 77 3 56 19 42 9 803 81 2 415 120 0 769 4 53 46 43 9 42 82 2 339 121 0 746 5 50 87 44 9 054 83 2 265 122 0 729 6 48 4...

Page 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...

Page 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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