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Installation and Maintenance

Service Manual

R ear case ass y

First remove the left side of evaporator from
the groove on the rear case assy. Then
remove the right side from the clasp on the
rear case assy.

G roove

C lasp

Содержание GWC18QD-D3DNA1D

Страница 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Change for Life Service Manual Models GWC18QD D3DNA1D GWH18QD D3DNA1D GWC24QE D3DNA1D GWH24QE D3DNA1D Refrigerant R410A...

Страница 2: ...10 5 Electrical Part 11 5 1 Wiring Diagram 11 5 2 PCB Printed Diagram 14 6 Function and Control 17 5HPRWH RQWUROOHU QWURGXFWLRQ 17 ULHI HVFULSWLRQ RI 0RGHV DQG XQFWLRQV 22 Part Installation and Maint...

Страница 3: ...DOIXQFWLRQ 58 10 Exploded View and Parts List 60 10 1 Indoor Unit 60 2XWGRRU 8QLW 64 11 Removal Procedure 72 5HPRYDO 3URFHGXUH RI QGRRU 8QLW 72 5HPRYDO 3URFHGXUH RI 2XWGRRU 8QLW 77 Appendix 88 SSHQGL...

Страница 4: ...anual 1 Summary Indoor Unit Outdoor Unit Part Technical Information GWC18QD D3DNA1D O GWH18QD D3DNA1D O GWC24QE D3DNA1D O GWH24QE D3DNA1D O Remote Controller 1 GWC18QD D3DNA1D I GWH18QD D3DNA1D I GWC2...

Страница 5: ...R WX K 12 00 12 00 COP WX K 11 45 SEER 20 20 63 9 Application Area yd2 27 51 40 66 27 51 40 66 Indoor Unit 0RGHO RI LQGRRU XQLW GWC18QD D3DNA1D I LC GWH18QD D3DNA1D I LCLH QGRRU 8QLW 3URGXFW RGH CB419...

Страница 6: ...P OXPLQXP LQ FRSSHU 7XEH OXPLQXP LQ FRSSHU 7XEH Pipe Diameter LQFK 5RZV Q DS LQFK 2 1 18 2 1 18 RLO HQJWK LQFK DQ 0RWRU 6SHHG rpm 750 750 2XWSXW RI DQ 0RWRU W 60 60 DQ 0RWRU 5 A 0 52 0 52 DQ 0RWRU DSD...

Страница 7: ...02 COP WX K 11 50 SEER 20 20 63 9 Application Area yd2 32 29 50 23 32 29 50 23 Indoor Unit 0RGHO RI LQGRRU XQLW GWC24QE D3DNA1D I LC GWH24QE D3DNA1D I LCLH QGRRU 8QLW 3URGXFW RGH CB419N03500 CB419N03...

Страница 8: ...RLO HQJWK LQFK DQ 0RWRU 6SHHG rpm 820 820 2XWSXW RI DQ 0RWRU W 92 92 DQ 0RWRU 5 A 0 65 0 65 DQ 0RWRU DSDFLWRU LU ORZ 9ROXPH RI 2XWGRRU 8QLW 0 2354 2354 DQ 7 SH LDO RZ LDO RZ DQ LDPHWHU LQFK HIURVWLQJ...

Страница 9: ...tions Indoor DB70 F WB60 F Outdoor DB19 94 F WB19 04 F Indoor air flow Super High Pipe length 24 6ft 2 3 Capacity Variation Ratio According to Temperature Cooling Cooling Heating Heating 4 5 14 110 10...

Страница 10: ...r and RXWGRRU XQLW QOHW DQG RXWOHW SLSH WHPSHUDWXUH RI KHDW H FKDQJHU DQ VSHHG RI LQGRRU XQLW DQ VSHHG RI RXWGRRU XQLW Compressor UHYROXWLRQ rps Indoor 2XWGRRU P MPa 7 7 70 60 19 94 19 04 18K 3 5 3 8...

Страница 11: ...Manual 3 Outline Dimension Diagram 3 1 Indoor Unit W D H 4 27 7 1 5 5 1 2 7 1 2 1 1 2 1 1 2 2 1 6 2 1 6 3 1 9 6 1 2 3 1 2 3 8 1 9 27 7 1 3 2 3 4 2 3 4 8QLW LQFK 18K 24K Models W H D 18K 38 1 5 11 4 5...

Страница 12: ...9 7HFKQLFDO QIRUPDWLRQ Service Manual 3 2 Outdoor Unit 8QLW LQFK 35 13 2 5 27 5 9 15 3 5 38 14 1 3 22 18K 24K 8QLW LQFK 14 4 7 31 1 9 16 4 5 15 5 9 39 3 8 24 36 2 9...

Страница 13: ...unit COOLING HEATING 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Electron expansion valve Strainer Accumlator C...

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Страница 16: ...OHFWULFDO VKRFN 35 17 5 8 7 2 5 3 1 203 5 1 0 1 7 7 03 6 1625 28778 2875220 7 03 6 1625 7 03 6 1625 867 7B6 1625 57 57 1 3 5 9 8 8 8 5 8 9 8 5 2 1 29 B 203 6 7 1 203 9 1 2 1 5 725 21 7 5 27720 5 5 7 1...

Страница 17: ...door Unit 1 1HXWUDO ZLUH 2 DC fan 3 Up down swing 3 XWR EXWWRQ 4 HIW ULJKW VZLQJ 5 Interface of wired controller 6 Interface of wired controller 7 Display interface 8 XPSHU LQWHUIDFH 9 Relay 10 Relay...

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Страница 19: ...NA1D O 1 Compressorinter face 2 RPSUHVVRU RYHUORDG protector 3 7HPSHUDWXUH VHQVRU 4 OHFWULF H SDQVLRQ YDOYH 5 2XWGRRU IDQ 6 ZD YDOYH 7 RPPXQLFDWLRQ LQWHUIDFH ZLWK LQGRRU XQLW 8 LYH ZLUH 9 DUWKLQJ ZLUH...

Страница 20: ...Heat mode DQ PRGH Dry mode Cool mode XWR PRGH Operation mode I feel Note IWHU SXWWLQJ WKURXJK WKH SRZHU WKH DLU FRQGLWLRQHU ZLOO JLYH RXW D VRXQG 2SHUDWLRQ LQGLFWRU LV 21 UHG LQGLFDWRU IWHU WKDW RX FD...

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Страница 24: ...W EH DGMXVWHG 8QGHU HQHUJ VDYLQJ IXQFWLRQ VHW WHPSHUDWXUH FDQ W EH DGMXVWHG 3UHVV 785 2 EXWWRQ DQG WKH UHPRWH FRQWUROOHU ZRQ W VHQG VLJQDO 6OHHS IXQFWLRQ DQG HQHUJ VDYLQJ IXQFWLRQ FDQ W RSHUDWH DW WKH...

Страница 25: ...HDFK FRQGLWLRQ PELHQW WHPSHUDWXUH LV 7DPE 7FRPSHQVDWLRQ IRU KHDW SXPS XQLW DQG 7DPE IRU FRROLQJ RQO XQLW I WKHUH V IHHO IXQFWLRQ 7FRPSHQVDWLRQ LV 2WKHUV DUH VDPH DV DERYH 5 Fan mode 8QGHU WKLV PRGH L...

Страница 26: ...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 displa...

Страница 27: ...ns and processes of cooling operation I WKH FRPSUHVVRU LV VKXW GRZQ DQG 7VHWXS 7LQGRRU DPELHQW WHPSHUDWXUH TFRROLQJ LQGRRU DPELHQW WHPSHUDWXUH FRPSHQVDWLRQ VWDUW XS WKH PDFKLQH IRU FRROLQJ WKH FRROLQJ...

Страница 28: ...U 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...

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Страница 30: ...XHQF UHGXFLQJ WHPSHUDWXUH DW QRUPDO VSHHG GXULQJ GLVFKDUJLQJ RX VKRXOG OLPLW WKH IUHTXHQF UDLVLQJ RI compressor 3 Reducing frequency at normal speed and stopping machine I 7IUHTXHQF UHGXFLQJ WHPSHUDWX...

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Страница 34: ...the unit adequately grounded The grounding wire can t 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 w...

Страница 35: ...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 36: ...5 8 9 inch At least 5 8 9 inch Space to the wall S p a c e t o t h e o b s t r u c t i o n r o o l f e h t o t e c a p S Space to the obstruction Drainage pipe Space to the wall Space to the obstruct...

Страница 37: ...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...

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Страница 39: ...V VKRZ LQ LJ 5 Connect the Pipe of Indoor Unit LP WKH SLSH MRLQW DW WKH FRUUHVSRQGLQJ EHOOPRXWK V VKRZ LQ LJ 3UHWLJKWHQLQJ WKH XQLRQ QXW ZLWK KDQG GMXVW WKH WRUTXH IRUFH E UHIHUULQJ WR WKH IROORZLQJ...

Страница 40: ...PRYH WKH VFUHZ RQ WKH ZLULQJ FRYHU DQG WKHQ WDNH GRZQ WKH FRYHU V VKRZ LQ LJ 8 Bind up Pipe LQG XS WKH FRQQHFWLRQ SLSH SRZHU FRUG DQG GUDLQ KRVH ZLWK WKH EDQG V VKRZ LQ LJ 5HVHUYH D FHUWDLQ OHQJWK RI...

Страница 41: ...tric Wire 5HPRYH WKH ZLUH FOLS FRQQHFW WKH SRZHU FRQQHFWLRQ ZLUH DQG SRZHU FRUG WR WKH ZLULQJ WHUPLQDO WKHP ZLWK VFUHZV V VKRZ LQ LJ 6 Neaten the Pipes 7KH SLSHV VKRXOG EH SODFHG DORQJ WKH ZDOO EHQW U...

Страница 42: ...e Vacuum Pump 5HPRYH WKH YDOYH FDSV RQ WKH OLTXLG YDOYH DQG JDV YDOYH DQG WKH QXW RI UHIULJHUDQW FKDUJLQJ YHQW RQQHFW WKH FKDUJLQJ KRVH RI SLH RPHWHU WR WKH UHIULJHUDQW FKDUJLQJ YHQW RI JDV YDOYH DQG...

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Страница 44: ...ntenance Service Manual 9 2 Error Code List Malfunction of zero cross derection U8 Off 3s and blink 17 times The complete unit stops 1 Power supply is abnormal 2 Detection circuit of indoor control ma...

Страница 45: ...al It s the normal state Off 3s and blink once during blinking ON 10s and Off 05s Defrosting will occur in heating mode Compressor will operate while indoor fan will stop Complete unit current detecti...

Страница 46: ...43 Installation and Maintenance Service Manual...

Страница 47: ...controller loosened or poorly contacted Insert the temperature sensor tightly yes Is malfunction eliminated Is there short circuit due to trip over of the parts Make the parts upright yes Is malfuncti...

Страница 48: ...on is eliminated Reinsert the wiring terminal of indoor fan It s the malfunction of main board Replace a new main board that is of the same model It s the malfunction of main board Replace a new main...

Страница 49: ...er cap inserted correctly and tightly Replace the jumper cap with the same model End yes yes Assemble the jumper cap with the same model no Is malfunction eliminated no yes Insert the jumper cap tight...

Страница 50: ...board matches with display board Main board of IDU matches with that of ODU Communication cord is damaged Replace IDU s main board Malfunction eliminated End Connect the line according to wiring diag...

Страница 51: ...ZHHQ DQG Electrolytic capacitor of power DC 180V 380V Test 5 Two ends of diode D15 30 PRGXODU 9 SRZHU VXSSO DC 14 5V 15 6V Test 6 Two ends of electrolytic capacitor C715 9 SRZHU VXSSO DC 12V 13V Test...

Страница 52: ...he voltage testing circuit on control panel AP1 Replace the control panel AP1 Measure the AC voltage between terminalL andN on wiring board XT power supply Voltage within 210VAC 250VAC Shut down the p...

Страница 53: ...3 DQG FRPSUHVVRU 203 LV ZHOO FRQQHFWHG I WKH DUH ORRVHQHG I WKH FRQQHFWLRQ VHTXHQFH LV FRUUHFW V YROWDJH LQSXW LQ WKH QRUPDO UDQJH 7HVW WKH YROWDJH EHWZHHQ 1 RI ZLULQJ ERDUG 7 E YROWDJH PHWHU I FRLO U...

Страница 54: ...the voltage between the two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2 Then energize and start the unit Replace the control panel AP1 Take corrective actions ac...

Страница 55: ...Check if fan terminal OFAN is connected well 2 Test if resistance value of any two terminals is less than 1k with ohmic meter If the indoor and outdoor fan work well After the unit de energized for 2...

Страница 56: ...COMP UVW is well connected and connection sequence is correct Replace control board AP1 Replace the compressor If malfunction is removed If the stop time of compressor is more than 3min N If the stop...

Страница 57: ...n works normally If the stop time of compressor is more than 3min Synchronism after energize the unit and start it Connect wire well Synchronism occurred during operation Replace control board AP1 If...

Страница 58: ...g diagram Replace EKV coil of electron expansion valve If the wiring terminal FA of electron expansion is well connected Remove malfunction The resistance value of first 4 l ead foot an d th e fifth l...

Страница 59: ...art Check communication circuit of outdoor unit Problem of communication circuit Check built in wiring of indoor and outdoor unit Connection correct Malfunction of circuit is detected with control boa...

Страница 60: ...er Number jumping Outdoor unit malfunction Test voltage value with Test 13 position in diagram with voltage meter Number jumping Test voltage value with Test 11 position in diagram with voltage meter...

Страница 61: ...details 0DOIXQFWLRQ RI FRPSUHVVRU Compressor can t operate 5HIHU WR SRLQW RI PDLQWHQDQFH PHWKRG IRU details 9 4 Troubleshooting for Normal Malfunction 1 Air conditioner can t be started up 2 Poor coo...

Страница 62: ...DLQ SLSH Replace drain pipe UDSSLQJ LV QRW WLJKW DWHU OHDNLQJ IURP WKH SLSH FRQQHFWLRQ SODFH RI LQGRRU XQLW UDS LW DJDLQ DQG EXQGOH LW WLJKWO 5 Compressor can t operate 3RVVLEOH FDXVHV LVFULPLQDWLQJ P...

Страница 63: ...60 Installation and Maintenance Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit 18K Unit...

Страница 64: ...WRU 6XSSRUW 24212177 24212177 1 17 YDSRUDWRU VV 0100200001401 0100200001401 1 18 URVV ORZ DQ 10352060 10352060 1 19 DQ 0RWRU 15012136 15012136 1 20 Motor Press Plate 26112511 26112511 1 21 DOO 0RXQWLQ...

Страница 65: ...62 Installation and Maintenance Service Manual 24K Unit 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 38 34 35 36 37...

Страница 66: ...H 01252229 01252229 1 16 Motor Press Plate 26112515 26112515 1 17 DQ 0RWRU 15012136 15012136 1 18 Connecting pipe clamp 26112514 26112514 1 19 Drainage Hose 0523001405 0523001405 1 20 Stepping Motor 1...

Страница 67: ...64 Installation and Maintenance Service Manual 10 2 Outdoor Unit 24 8 7 6 5 4 3 2 1 16 9 15 14 13 12 11 10 23 20 18 30 25 29 28 27 26 21 19 17 22 31 GWC18QD D3DNA1D O...

Страница 68: ...12 XW RII 9DOYH 6XE VV 07133204 1 13 9DOYH RYHU 22245002 1 14 5LJKW 6LGH 3ODWH 0130509403P 1 15 Retaining Plate 02115006P 1 16 Handle Assy 02113109 1 17 Wire Clamp 71010003 1 18 7HPSHUDWXUH 6HQVRU 390...

Страница 69: ...66 Installation and Maintenance Service Manual GWH18QD D3DNA1D O 6 5 4 3 2 1 36 34 33 7 8 9 17 20 29 30 31 32 28 27 26 22 23 24 25 21 19 16 15 14 13 12 11 10 18 35...

Страница 70: ...1 15 Condenser Assy 0111360901 1 16 Rear Grill 01473043 1 17 Wiring Clamp 26115004 1 18 7HPSHUDWXUH 6HQVRU 39000072 1 19 Handle 26233053 1 20 XW RII 9DOYH 07130239 1 21 9DOYH RYHU 22245002 1 22 XW RII...

Страница 71: ...68 Installation and Maintenance Service Manual 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 GWC24QE D3DNA1D O...

Страница 72: ...VV 01705025 1 13 RQGHQVHU 6XSSRUW 3ODWH 01175092 1 14 ODSERDUG 6XE VV 01235040 1 15 Condenser Assy 01100200162 1 16 Rear Grill 01475013 1 17 Wiring Clamp 26115004 1 18 7HPSHUDWXUH 6HQVRU 3900030901 1...

Страница 73: ...70 Installation and Maintenance Service Manual GWH24QE D3DNA1D O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31...

Страница 74: ...ping 01255006P 1 12 0RWRU 6XSSRUW 6XE VV 01705025 1 13 RQGHQVHU 6XSSRUW 3ODWH 01175092 1 14 ODSERDUG 6XE VV 01235040 1 15 Condenser Assy 01100200162 1 16 Rear Grill 01475013 1 17 Wiring Clamp 26115004...

Страница 75: ...d discharge the refrigerant completely before removal 1 Remove filter assy Open the front panel Push the left and right filters to make them break away from the groove on the front case Then remove th...

Страница 76: ...d discharge the refrigerant completely before removal 1 Remove filter assy Open the front panel Push the left and right filters to make them break away from the groove on the front case Then remove th...

Страница 77: ...ce Service Manual Loosen the connection clasps between front case sub assy and bottom case Lift up the front case sub assy and take it out S wing motor Screw off the screws that are locking the swing...

Страница 78: ...the indoor tube temperature sensor Screw off one grounding screw Remove the wiring terminals of motor and stepping motor Remove the electric box assy Screw off the screws that are locking each lead w...

Страница 79: ...lation and Maintenance Service Manual R ear case assy First remove the left side of evaporator from the groove on the rear case assy Then remove the right side from the clasp on the rear case assy Gro...

Страница 80: ...76 Installation and Maintenance Service Manual...

Страница 81: ...valve cover and right side plate and then remove the valve cover 2 Remove grille and outer case grille Remove the 4 screws connecting the grille and outer case and then remove the panel grille Remove...

Страница 82: ...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...

Страница 83: ...e 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 wirin...

Страница 84: ...hen remove the isolation plate Unsolder the welding joints connecting the 4 way valve assy with capillary sub assy compressor and condenser remove the 4 way valve Note Before unsoldering the welding j...

Страница 85: ...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 cond...

Страница 86: ...top panel 3 Remove front side panel front side panel Loosen the screws connecting the front side panel and chassis Remove the front side panel Procedure valve cover Remove the screw connecting the big...

Страница 87: ...he panel Twist off the screws connecting the grille and panel and then remove the grille 5 Remove right side plate right side plate Twist off the screws connecting the right side plate and chassis val...

Страница 88: ...ers pull out the wiring terminal pull it upwards to remove the electric box electric box fireproofing Twist off the screws on electric box fireproofing with screwdriver and then remove the electric bo...

Страница 89: ...e motor support Twist off the screws connecting isolation sheet and end plate of condenser and chassis and then remove the isolation sheet 11 Remove 4 way valve 10 Remove isolation sheet isolation she...

Страница 90: ...g joint wrap the gas valve with wet cloth completely to avoid the damage to valve and release all refrigerant completely at first Unsolder the soldering joint between liquid valve and connection pipe...

Страница 91: ...left side plate left side plate Twist off the screws connecting the left side plate and chassis with screwdriver and then remove the left side plate Pull it upwards to separate the chassis and condens...

Страница 92: ...77 77 25 86 86 30 GGLWLRQDO UHIULJHUDQW FKDUJLQJ DPRXQW IRU 5 5 5 DQG 5 D Diameter of connection pipe 2XWGRRU XQLW WKURWWOH LTXLG SLSH LQFK DV SLSH LQFK Cooling only oz ft RROLQJ DQG KHDWLQJ oz ft RU...

Страница 93: ...pipe according to the following steps XW WKH SLS RQ UP WKH SLSH OHQJWK DFFRUGLQJ WR WKH GLVWDQFH RI LQGRRU XQLW DQG RXWGRRU XQLW XW WKH UHTXLUHG SLSH ZLWK SLSH FXWWHU 5HPRYH WKH EXUUV 5HPRYH WKH EXUUV...

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Страница 95: ...3 04 165 2 3 04 235 4 0 93 26 6 76 24 96 8 12 51 167 2 94 237 2 0 904 28 4 72 41 98 6 12 168 8 2 844 239 0 88 30 2 68 79 100 4 11 52 170 6 2 752 240 8 0 856 32 65 37 102 2 11 06 172 4 2 663 242 6 0 83...

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