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INVENTOR B2VI-09, Service Manual

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INVENTOR B2VI-09 Service Manual Download Page 21

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Service Manual

5.2 PCB Printed Diagram

Indoor Unit

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 Top view

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Summary of Contents for B2VI-09

Page 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Service Manual B2VI 09 B2VO 09 B2VI 12 B2VO 12 C2VI 09 C2VO 09 C2VI 12 C2VO 12 ...

Page 2: ...2XWGRRU 8QLW 12 4 Refrigerant System Diagram 14 5 Electrical Part 15 5 1 Wiring Diagram 15 5 2 PCB Printed Diagram 18 6 Function and Control 20 5HPRWH RQWUROOHU QWURGXFWLRQ 20 ULHI HVFULSWLRQ RI 0RGHV DQG XQFWLRQV 24 Part Ċ Installation and Maintenance 30 7 Notes for Installation and Maintenance 30 8 Installation 32 8 1 Installation Dimension Diagram 32 QVWDOODWLRQ 3DUWV FKHFNLQJ 34 8 3 Selection ...

Page 3: ...OHVKRRWLQJ IRU 1RUPDO 0DOIXQFWLRQ 61 10 Exploded View and Parts List 63 10 1 Indoor Unit 63 2XWGRRU 8QLW 78 11 Removal Procedure 86 5HPRYDO 3URFHGXUH RI QGRRU 8QLW 86 5HPRYDO 3URFHGXUH RI 2XWGRRU 8QLW 89 Appendix 94 SSHQGL 5HIHUHQFH 6KHHW RI HOVLXV DQG DKUHQKHLW 94 SSHQGL RQ JXUDWLRQ RI RQQHFWLRQ 3LSH 94 Appendix 3 Pipe Expanding MHWKRG 95 SSHQGL LVW RI 5HVLVWDQFH IRU PELHQW 7HPSHUDWXUH 6HQVRU 96 ...

Page 4: ...door Unit C2VI 09 C2VI 12 GWH09MB K3DNA2K I GWH12MB K3DNA2K I B2VI 09 B2VI 12 GWH09MB K3DNE1K I GWH12MB K3DNE1K I GWH12MB K3DND3K I GWH09MB K3DNA4K I GWH12MB K3DNA4K I GWH09MB K3DNA5K I GWH12MB K3DNA5K I Part Technical Information ...

Page 5: ...7600 GWH12MB K3DNA3K O CB171W07700 GWH09MB K3DNB3K I GWH12MB K3DNB3K I GWH09MB K3DNC8K GWH12MB K3DNC8K GWH09MB K3DNA3K O CB171W07602 GWH12MB K3DNA3K O CB171W07702 Remote Controller ON OFF MODE FA N C LOCK TIMER ON X F AN T EMP TIMER OF F T URBO SLEEP LIGH T ...

Page 6: ...K CB192000201 GWH09MB K3DNC8K I CB192N00201 GWH09MB K3DNA3K O CB171W07600 GWH12MB K3DNA2K CB181005800 GWH12MB K3DNA2K I CB181N05800 GWH12MB K3DNA3K O CB171W07700 GWH12MB K3DNA3K CB171007700 GWH12MB K3DNA3K I CB171N07700 GWH12MB K3DNA3K O CB171W07700 GWH12MB K3DNA4K CB161006001 GWH12MB K3DNA4K I CB161N06001 GWH12MB K3DNA3K O CB171W07700 GWH12MB K3DNA4K CB161006002 GWH12MB K3DNA4K I CB161N06001 GWH1...

Page 7: ...00 250 1550 2 5 8 3 A 3 5 2 9 3 A 0 0 6 1 0 0 4 1 W 8 7 9 6 6 A m3 600 500 400 300 580 500 400 300 2 1 8 0 9 9 2 0 1 3 W W R E E 3 3 3 1 1 3 W W P O C 1 6 6 5 W W R E E S 0 4 8 3 W W m a e r A n o i t a c i l p p A 2 4 2 6 1 8 1 2 1 Indoor Unit Model of Indoor Unit GWH09MB K3DNA4K I GWH09MB K3DNA5K I GWH12MB K3DNA4K I GWH12MB K3DNA5K I mm r min 1260 1050 900 690 1290 1070 900 690 r min 1320 1200 1...

Page 8: ... 6 1 C º p m e t n o i t a r e p O 3 4 7 3 4 7 C º g n i l o o C p m e t t n e i b m A 4 2 5 1 4 2 5 1 C º g n i t a e H p m e t t n e i b m A m m r e t e m a i D e p i P 4 1 2 4 1 1 m m mm 0 5 6 0 0 9 0 5 6 0 0 9 m p r 0 3 0 3 W 5 1 0 5 1 0 A m3 0 0 8 1 0 0 8 1 mm 1 T 1 T e p y T e t a m i l C I I n o i t a l o s I 4 2 P I 4 2 P I 3 4 3 4 a P M 5 2 5 2 a P M 3 5 1 5 A B d 3 6 3 6 A B d mm mm mm 0...

Page 9: ...0 3 1 5 8 1 0 7 8 W 0 0 4 1 0 2 2 0 0 9 W 8 3 A 2 9 3 A 0 0 4 1 W 9 6 6 A m3 600 500 400 300 0 8 0 1 3 W W R E E 1 1 3 W W P O C 6 5 W W R E E S 8 3 W W m a e r A n o i t a c i l p p A 2 12 18 Indoor Unit Model of Indoor Unit B2VI 09 C2VI 09 mm r min 1260 1050 900 690 r min 1320 1200 1000 910 0 2 W 1 0 A 1 0 W m m r e t e m a i D e p i P 4 1 2 m m mm A A 4 2 P M l e d o M r o t o M g n i w S 2 W 5...

Page 10: ...C 0 5 9 W 1NT11L 6233 0 3 6 1 C º p m e t n o i t a r e p O 3 4 7 C º g n i l o o C p m e t t n e i b m A 4 2 0 1 C º g n i t a e H p m e t t n e i b m A m m r e t e m a i D e p i P 4 1 1 m m mm 0 6 6 0 0 9 m p r 0 3 W 5 1 0 A m3 1800 mm Climate Type T1 Isolation I IP24 3 4 a P M 5 2 a P M 1 5 A B d 3 6 A B d mm mm mm 28 0 32 0 Refrigerant R410A 0 7 Connectio n Pipe 5 m 0 2 m g mm mm 0 1 m 5 1 m ...

Page 11: ... 0 0 4 1 5 8 1 0 7 1 1 W 0 5 5 1 0 5 2 0 0 2 1 W 1 5 A 2 2 5 A 0 0 6 1 W 8 7 A m3 580 500 400 300 1 2 9 9 2 W W R E E 3 3 3 W W P O C 1 6 W W R E E S 0 4 W W m a e r A n o i t a c i l p p A 2 16 24 Indoor Unit Model of Indoor Unit B2VI 12 mm r min 1290 1070 900 690 r min 1280 1050 980 920 0 2 W 1 0 A 1 0 W m m r e t e m a i D e p i P 4 1 2 m m mm A A 4 2 P M l e d o M r o t o M g n i w S 2 W 5 1 3...

Page 12: ...C 0 5 9 W 1NT11L 6233 0 3 6 1 C º p m e t n o i t a r e p O 3 4 7 C º g n i l o o C p m e t t n e i b m A 4 2 0 1 C º g n i t a e H p m e t t n e i b m A m m r e t e m a i D e p i P 4 1 2 m m mm 0 6 6 0 0 9 m p r 0 3 W 5 1 0 A m3 2000 mm Climate Type T1 Isolation I IP24 3 4 a P M 5 2 a P M 3 5 A B d 3 6 A B d mm mm mm 29 0 33 0 Refrigerant R410A 0 85 Connectio n Pipe 5 m 0 2 m g mm mm 0 1 m 5 1 m ...

Page 13: ...6 7 8 0 20 40 60 80 100 120 Condition Indoor DB 20 Indoor air flow Turbo Pipe length 5m Voltage 230V Compressor Speed rps Cooling Heating Current A Current A 50 60 70 80 90 100 110 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 Capacity ratio Condition Indoor DB27 WB19 Indoor air flow Turbo Pipe length 5m Outdoor temp C 0 20 40 60 80 100 120 Capacity ratio Outdoor temp C g n i t a e H g n i l o o C ...

Page 14: ...ing indoor and RXWGRRU XQLW QOHW DQG RXWOHW SLSH WHPSHUDWXUH RI KHDW H FKDQJHU DQ VSHHG RI LQGRRU XQLW DQ VSHHG RI RXWGRRU XQLW Compressor UHYROXWLRQ USV Indoor 2XWGRRU P MPa T1 C T2 C 20 7 6 09K 2 2 2 4 35 to 63 2 to 5 TURBO LJK 62 12K 35 to 65 2 to 5 66 Instruction 7 QOHW DQG RXWOHW SLSH WHPSHUDWXUH RI HYDSRUDWRU 7 QOHW DQG RXWOHW SLSH WHPSHUDWXUH RI FRQGHQVHU 3 3UHVVXUH DW WKH VLGH RI ELJ YDOYH...

Page 15: ...12 Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit 3 2 Outdoor Unit 143 80 45 45 Φ55 Φ55 845 542 173 180 275 130 Unit mm 320 776 510 714 257 286 540 B2VO 09 C2VO 09 B2VO 12 C2VO 12 ...

Page 16: ...13 Service Manual Unit mm 320 776 510 714 257 286 540 GWH09MB K3DNA3K O CB171W07602 GWH12MB K3DNA3K O CB171W07702 ...

Page 17: ... model RQQHFWLRQ SLSH VSHFL FDWLRQ LTXLG SLSH PP DV SLSH PP Indoor unit Outdoor unit COOLING HEATING Accumlator 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Strainer Strainer Electron expansion valve Compressor ...

Page 18: ... Green BK ODFN VT Violet OG Orange 1RWH XPSHU FDS LV XVHG WR GHWHUPLQH IDQ VSHHG DQG WKH VZLQJ DQJOH RI KRUL RQWDO ORYHU IRU WKLV PRGHO L OUT L1 L1 θ θ RT1 RT2 M JUMP CAP TEM SENSOR ROOM TUBE TEM SENSOR FAN MOTOR SWING MOTOR U D AP2 SWING UD K4 TUBE ROOM AC L PG PGF DISP 1 DISP 2 CN2 CN1 AP1 DISPLAY GENERATOR COOLPLASMA M PE XT1 W1BU W3BN N 1 OUTDOOR UNIT 2 3 COM OUT W4YEGN N W2BK BU YEGN BN L N P...

Page 19: ...L3 L2 L2 SAT RD W V U EKV CN1 L4 θ θ θ NOTE Motorgroundonly appliestothe ironshellmotor B2VO 09 C2VO 09 B2VO 12 C2VO 12 N 1 XT 3 2 BN N AC L PE U V W TUBE TEM SENSOR RT1 RT2 RT3 CN2 4V N1 AC L1 L FAN OFAN COMP COMP AC N1 PE M PE PE MID ISOLATIONSHEET ELECTRICBOX 4YV AC N2 AP1 AP2 AC L AC N L1 L2 E AC L3 AC L2 LX1 2 LX1 1 OVC COMP COM OUT L1 PE PE CN1 CN3 BK BU BN BK BU YEGN YEGN YEGN YEGN YEGN BN ...

Page 20: ...RT3 RT2 RT1 TEM SENSOR TUBE NOTE Motor ground only applies to the iron shell motor GWH12MB K3DNA3K O CB171W07702 N 1 XT 3 2 BN N AC L PE U V W TUBE TEM SENSOR RT1 RT2 RT3 CN2 4V N1 AC L1 L FAN OFAN COMP COMP AC N1 PE M PE PE MID ISOLATIONSHEET ELECTRICBOX 4YV AC N2 AP1 AP2 AC L AC N L1 L2 E AC L3 AC L2 LX1 2 LX1 1 OVC COMP COM OUT L1 PE PE CN1 CN3 BK BU BN BK BU YEGN YEGN YEGN YEGN YEGN BN BN BN B...

Page 21: ...EH 3 LYH ZLUH RI KHDOWK IXQFWLRQ 4 3RUW RI QHXWUDO ZLUH 5 Port of indoor fan 6 Solid state relay 7 XPSHU DS 8 XWR EXWWRQ 9 HHGEDFN RI LQGRRU IDQ 10 3RUW RI PRWRU IRU YHUWLFDO VZLQJ 11 3RUW RI PRWRU IRU KRUL RQWDO swing 12 X HU 13 Port of indoor ambient temp sensor 14 Port of indoor pipe temp sensor 15 Port of display 16 0DLQ FKLS 17 RPPXQLFDWLRQ SRUW 18 LJK IUHTXHQF WUDQVIRUPHU ...

Page 22: ... Top view Ɣ Bottom view 1 2 3 4 5 6 7 8 9 10 1 LQGXFWDQFH SLQ 2 LQGXFWDQFH SLQ 3 IRXU ZD YDOYH 4 FRPSUHVVRU HOHFWULFKHDWHU 5 FKDVVLV HOHFWULF KHDWHU 6 fan neilsbed 7 FRUH FRPPXQLFDWLRQ FDEOH 8 HOHFWULF H SDQVLRQ YDOYH 9 RYHUORDG SURWHFWLRQ 10 temp sensor ...

Page 23: ...MER OFF Button X FAN Button TEMP Button LIGHT Button SLEEP Button CLOCK Button TURBO Button Button 2 6 8 3 9 10 7 5 12 11 4 1 Operation mode Temp display type 1 ON OFF Button 3UHVV WKLV EXWWRQ FDQ WXUQ RQ RU WXUQ RII WKH DLU FRQGLWLRQHU IWHU WXUQLQJ RQ WKH DLU FRQGLWLRQHU RSHUDWLRQ LQGLFDWRU RQ LQGRRU XQLW V GLVSOD LV 21 JUHHQ LQGLFDWRU 7KH FRORXU LV GLIIHUHQW IRU GLIIHUHQW PRGHOV DQG LQGRRU XQLW ...

Page 24: ...WH FRQWUROOHU a ć DQ VSHHG DXWR ORZ VSHHG PHGLXP VSHHG KLJK VSHHG 3 or Button Ɣ 3UHVV RU EXWWRQ RQFH LQFUHDVH RU GHFUHDVH VHW WHPSHUDWXUH ć ROGLQJ RU EXWWRQ V ODWHU VHW WHPSHUDWXUH RQ UHPRWH FRQWUROOHU ZLOO FKDQJH TXLFNO 2Q UHOHDVLQJ EXWWRQ DIWHU VHWWLQJ LV QLVKHG WHPSHUDWXUH LQGLFDWRU RQ LQGRRU XQLW ZLOO FKDQJH DFFRUGLQJO 7HPSHUDWXUH FDQ W EH DGMXVWHG XQGHU DXWR PRGH Ɣ KHQ VHWWLQJ 7 0 5 21 7 0 5 ...

Page 25: ...U GXFW Ɣ XULQJ IDQ RSHUDWLRQ SUHVV 1 EXWWRQ WR WXUQ RII IDQ IXQFWLRQ QGRRU IDQ ZLOO VWRS RSHUDWLRQ LPPHGLDWHO 9 TEMP Button SUHVVLQJ WKLV EXWWRQ RX FDQ VHH LQGRRU VHW WHPSHUDWXUH LQGRRU DPELHQW WHPSHUDWXUH RU RXWGRRU DPELHQW WHPSHUDWXUH RQ LQGRRU XQLW V GLVSOD 7KH VHWWLQJ RQ UHPRWH FRQWUROOHULV VHOHFWHG FLUFXODUO DV EHORZ KHQ VHOHFWLQJ RU QR GLVSOD ZLWK UHPRWH FRQWUROOHU WHPSHUDWXUH LQGLFDWRU RQ L...

Page 26: ...UROOHU LV IX RU WKHUH V QR GLVSOD SOHDVH UHSODFH batteries Signal sender Battery Cover of battery box Remove Reinstall IWHU SXWWLQJ WKURXJK WKH SRZHU SUHVV 21 2 EXWWRQ RQ UHPRWH FRQWUROOHU WR WXUQ RQ WKH DLU FRQGLWLRQHU 3UHVV 02 EXWWRQ WR VHOHFW RXU UHTXLUHG PRGH 872 22 5 1 7 3UHVV RU EXWWRQ WR VHW RXU UHTXLUHG WHPSHUDWXUH 7HPSHUDWXUH FDQ W EH DGMXVWHG XQGHU DXWR PRGH 3UHVV µ 1 EXWWRQ WR VHW RXU U...

Page 27: ...f cooling If Tamb Tpreset COOL mode will act the compressor and outdoor fan will run and the indoor fan will run at the set speed If Tamb Tpreset 2 the compressor will stop the outdoor fan will delay 30 seconds to stop and the indoor fan will run at the set speed If Tpreset 2 Tamb Tpreset the unit will keep running in the previous mode In this mode the reversal valve will not be powered on and the...

Page 28: ... FROG DLU SUHYHQWLRQ FRQGLWLRQV DQG ZLOO EH GLVSOD HG DW WHPSHUDWXUH GLVSOD DUHD RQ WKH GLVSOD SDQHO HIURVW IUHTXHQF LV Ĺ Protection ƹ Cold air prevention 7KH XQLW LV VWDUWHG XQGHU KHDWLQJ PRGH WKH FRPSUHVVRU LV 21 ķ Q WKH FDVH RI 7 LQGRRU DPE C LI 7 WXEH C DQG WKH LQGRRU IDQ LV DW VWRS VWDWH WKH LQGRRU IDQ ZLOO EHJLQ WR UXQ DW ORZ VSHHG ZLWK D WLPH ODJ RI PLQXWHV LWKLQ PLQXWHV LI 7 WXEH C WKH LQG...

Page 29: ...FHLYH FRUUHFW VLJQDOV IRU GXUDWLYH PLQXWHV FRPPXQLFDWLRQ IDXOW FDQ EH MXVWL HG DQG WKH ZKROH V VWHP ZLOO VWRS ĺ Module protection 8QGHU PRGXOH SURWHFWLRQ PRGH WKH FRPSUHVVRU ZLOO VWRS KHQ WKH FRPSUHVVRU UHPDLQV DW VWRS IRU DW OHDVW PLQXWHV WKH FRPSUHVVRU ZLOO UHVXPH LWV RSHUDWLRQ I PRGXOH SURWHFWLRQ RFFXUV VL WLPHV LQ VXFFHVVLRQ WKH FRPSUHVVRU ZLOO QRW EH VWDUWHG DJDLQ Ļ Overload protection I WHPS...

Page 30: ...HFUHDVLQJ C KHQ WKH LQLWLDO VHW WHPSHUDWXUH LV C WKH WHPSHUDWXUH ZLOO GHFUHDVH C E HYHU KRXU DIWHU VOHHS IXQFWLRQ LV VHW WKH WHPSHUDWXUH ZLOO QRW FKDQJH DIWHU GHFUHDVLQJ C 5HODWLRQVKLS EHWZHHQ VHW WHPSHUDWXUH DQG UXQQLQJ WLPH 6 Indoor Fan Control 7KH QGRRU DQ FDQ EH VHW DV 0 2 E UHPRWH FRQWURO DQG WKH QGRRU DQ ZLOO EH UHVSHFWLYHO UXQ DW KLJK PHGLXP ORZ VSHHG W ZLOO DOVR EH VHW DV 872 DQG WKH QGRRU...

Page 31: ...KHDWLQJ PRGH WKH XS DQG GRZQ DLU GHÀHFWRU ZLOO PRYH WR FORFNZLVH XQGHU RWKHU PRGHV WKH XS DQG GRZQ DLU GHÀHFWRU ZLOO PRYH WR I RX VHW WKH VZLQJLQJ IXQFWLRQ ZKHQ RX VWDUW WKH PDFKLQH WKHQ WKH ZLQG EODGH ZLOO VZLQJ EHWZHHQ DQG 7KH DLU GHÀHFWRU KDV VZLQJLQJ VWDWHV RFDWLRQ RFDWLRQ RFDWLRQ RFDWLRQ RFDWLRQ RFDWLRQ WR RFDWLRQ VWRS DW DQ ORFDWLRQ EHWZHHQ WKH LQFOXGHG DQJOH EHWZHHQ a LV WKH VDPH 7KH DLU GH...

Page 32: ...WRPDWLFDOO I WKH ODVW UHPRWH FRQWURO FRPPDQG KDV QRW VHW WKH WLPHG IXQFWLRQ WKH V VWHP ZLOO UHPHPEHU WKH ODVW UHPRWH FRQWURO FRPPDQG DQG RSHUDWH DFFRUGLQJ LW I WKH ODVW UHPRWH FRQWURO FRPPDQG KDV VHW WLPHG IXQFWLRQ DQG WKH SRZHU VXSSO LV LQWHUUXSWHG EHIRUH WKH WLPHG WLPH WKH V VWHP ZLOO UHPHPEHU WKH WLPHG IXQFWLRQ RI WKH ODVW UHPRWH FRQWURO FRPPDQG WKH WLPHG WLPH ZLOO UHFRXQWHG IRUP SRZHU RQ I WKH...

Page 33: ...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 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 can t be pressed by hard...

Page 34: ...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 35: ...Space to the wall Air outlet side Space to the floor Above Above 15cm Above 15cm Above 30cm Above 50cm Above 50cm Above 30cm Above 200cm Above Above Space to the obstruction Air outlet side Space to the wall Air inlet side The dimensions of the space necessary for correct installation of the appliance including the minimum permissible distances to adjacent structures 15cm 250 cm 300cm ...

Page 36: ...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...

Page 37: ...LQJ ZLWK VSHFLDOL HG JURXQGLQJ GHYLFH E D SURIHVVLRQDO 3OHDVH PDNH VXUH LW LV DOZD V JURXQGHG HIIHFWLYHO RWKHUZLVH LW PD FDXVH HOHFWULF VKRFN 7KH HOORZ JUHHQ ZLUH LQ DLU FRQGLWLRQHU LV JURXQGLQJ ZLUH ZKLFK FDQ W EH XVHG IRU RWKHU SXUSRVHV 7KH JURXQGLQJ UHVLVWDQFH VKRXOG FRPSO ZLWK QDWLRQDO HOHFWULF VDIHW UHJXODWLRQV 7KH DSSOLDQFH PXVW EH SRVLWLRQHG VR WKDW WKH SOXJ LV accessible Q DOO SROH GLVFRQQ...

Page 38: ... RXWOHW SLSH 7KH SRVLWLRQ RI SLSLQJ KROH VKRXOG EH D OLWWOH ORZHU WKDQ WKH ZDOO PRXQWHG IUDPH 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 VKHHW 3ODFH WKH RSHQ HQG ZUHQFK RQ WKH SLSH MRLQW DQG SODFH WKH WRUTXH ZUHQFK RQ WKH XQLRQ QXW 7LJKWHQ WKH ...

Page 39: ...UDLQ KRVH ZLWK WKH EDQG V VKRZ LQ LJ 5HVHUYH D FHUWDLQ OHQJWK RI GUDLQ KRVH DQG SRZHU FRUG IRU LQVWDOODWLRQ ZKHQ ELQGLQJ WKHP KHQ ELQGLQJ WR D FHUWDLQ GHJUHH VHSDUDWH WKH LQGRRU SRZHU DQG WKHQ VHSDUDWH WKH GUDLQ KRVH V VKRZ LQ LJ LQG WKHP HYHQO 7KH OLTXLG SLSH DQG JDV SLSH VKRXOG EH ERXQG VHSDUDWHO DW WKH HQG 9 Hang the Indoor Unit 3XW WKH ERXQG SLSHV LQ WKH ZDOO SLSH DQG WKHQ PDNH WKHP SDVV WKURX...

Page 40: ...HYH DQG EDIÀH UHPRYH WKH ZLUH FOLS FRQQHFW WKH SRZHU FRQQHFWLRQ ZLUH 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 UHDVRQDEO DQG KLGGHQ SRVVLEO 0LQ VHPLGLDPHWHU RI EHQGLQJ WKH SLSH LV 10cm I WKH RXWGRRU XQLW LV KLJKHU WKDQ WKH ZDOO KROH RX PXVW VHW D 8 VKDSHG FXUYH LQ WKH SLSH EHIRUH SLSH JRHV LQWR WKH ...

Page 41: ...uum 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 WKHQ FRQQHFW WKH RWKHU FKDUJLQJ KRVH WR WKH YDFXXP SXPS 2SHQ WKH SLH RPHWHU FRPSOHWHO DQG RSHUDWH IRU PLQ WR FKHFN LI WKH SUHVVXUH RI SLH RPHWHU UHPDLQV LQ 03D ORVH WKH YDFXXP SXPS DQG PDLQWDLQ WKLV VWDWXV...

Page 42: ...rrent protection E5 OFF 3S and blink 5 times OFF 1S and blink 5 times During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 Supply voltage is unstable 2 Supply voltage is too low and load is too high 3 Evaporator is dirty 6 Communi cation Malfunction E6 OFF 3S and blink Always 6 ON times During cooling operation comp...

Page 43: ...4 Outdoor ambient temperature sensor is open short circuited F3 OFF 3S and blink 3 times OFF 1S and blink 6 times During cooling and drying operating compressor stops while indoor fan operates During heating operation the complete unit will stop operation Outdoor temperature sensor hasnt been connected well or is damaged Please check it by referring to the resistance table for temperature sensor 1...

Page 44: ... 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 capacitor C on control panel AP1 if its normal theres malfunction for the circuit please replace the control panel AP1 22 Voltage of DC bus bar is too low PL OFF 3S and blink 21 times OFF 1S and blink 12 tim...

Page 45: ...unction 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 During heating operation the complete unit will stop Replace outdoor control panel AP1 30 Module high temperature protection P8 OFF 3S and blink 19 times During cooling operation compressor will stop wh...

Page 46: ...r 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 operation compressor will stop while indoor fan will operate During heating operation the complete unit will stop operation Refer to the malfunction analysis IPM protection loss of synchronism protection a...

Page 47: ...age is 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 operating the complete unit will stop operation Theres circuit malfunction on outdoor units control panel AP1 please replace the outdoor units control panel AP1 47 The four way valve is abnormal U7 ...

Page 48: ...tor has 3 kinds of display status and during blinking ON 0 5s and OFF 0 5s Operation Indicator Cool Indicator Heating Indicator Yellow Indicator Red Indicator Green Indicator 53 Normal communica tion 54 Defrosting OFF 3S and blink once during blinking ON 10s and OFF 0 5s OFF 0 5S and blink once OFF 1S and blink twice Defrosting will occur in heating mode Compressor will operate while indoor fan wi...

Page 49: ...oller 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 malfunction eliminated Replace the mainboard with the same model End no no Is the temperature sensor normal according to the Resistance Table no Replace it with a temperature sensor with the same model no yes yes I...

Page 50: ...nal of PG motor tightly no no Stir the blade by hand to see whether the blade rotate s smoothly Reinstall the blade and motor correctly Is malfunction eliminated no no yes yes Turn on the unit 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 yes yes ye...

Page 51: ...per 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 tightly Is malfunction eliminated no no yes Is malfunction eliminated no yes Replace the mainboard with the same model 3 Malfunction of Protection of Jumper Cap C5 ...

Page 52: ... shell too high etc Is the indoor outdoor heat exchanger too dirty or are the air inlet and outlet blocked Normal fluctuation is within 10 of the rated voltage on the nameplate Malfunction is eliminated no yes no yes no yes no no no yes no yes no yes yes yes yes yes yes yes Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is eliminated Malfunction is elimin...

Page 53: ...he unit returns to normal Conclusion U8 is displayed due to instant energization afte de energization while the capacitor discharges slowly The zero cross detection circuit of the mainboard is defined abnormal Replace the mainboard with the same model End No Yes 5 Malfunction of Zero crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 ...

Page 54: ... higher than 200V Malfunction of the outdoor mainboard AP1 Replace outdoor mainboard Measure the voltage input with AC voltmeter see fig 30 Voltage within 180VAC 260VAC Shut down the power and wait 20 minutes or use DC voltmeter to measure the voltage on the two ends of electrolytic capacitor until the voltage is lower than 20V Check the connection of reactor and connection wire If the wiring of r...

Page 55: ...ƽ I WKH ZRUN ORDG RI XQLW LV KHDY I UDGLDWLQJ RI XQLW LV JRRG 0DOIXQFWLRQ GLDJQRVLV SURFHVV N N Y N Y Y Y N N N N N Y Y Y Y Y H5 H7 or P5 is displayed after turning on the unit Measure if the voltage input is within 180 265V with AC voltmeter see fig 30 The compressor is well connected with mainboard AP1 Heat exchanger is blocked with dirt Clean the heat exchanger to improve its performance Restar...

Page 56: ...N E8 is displayed If the outdoor ambient temperature is higher than 53 Normal protection please use it after improving the outdoor ambient temperature Unit restarts normally Unit restarts normally If the radiating of indoor and outdoor unit is good Improve the radiating environment of unit clean the heat exchanger and remove surrounding obstacles If the indoor and outdoor fan are running normally ...

Page 57: ...fficient and the high and low pressure of system is not balanced please start the unit after 3min If the compressor wire COMP UVW is well connected and connection sequence is correct Check the connection situation of outdoor mainboard AP1 and compressor COMP and the connect it according to wiring diagram If the refrigerant charging amount is too much Does the unit start up normally Charge the refr...

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Page 59: ...frigerant according to the service manual Compressor overload protection terminal is not connected well with the mainboard reconnect them correctly Heat exchange of unit is not good heat exchanger is dirty and unit radiating environment is bad improve the radiating environment and clean the heat exchanger Too much load of the system causes high temperature of compressor after working for a long ti...

Page 60: ...ed well with the socket Connect the plug correctly Check the connection wire between reactor mainboard and situation of connection If there is short circuit or the connection wire is loose Reconnect the wire or replace the connection wire according to the wiring diagram Check the surface of reactor coil If it is damaged Replace the reactor Power on and restart the unit Power on and restart the uni...

Page 61: ...he unit operates normally before malfunction Check built in wiring of indoor and outdoor unit If the wiring is damaged Replace the wire Check the malfunction type with communication malfunction detector Malfunction of outdoor communication circuit Replace outdoor mainboard AP1 Replace indoor mainboard AP2 Is the malfunction eliminated Is the malfunction eliminated End Check the connection wire acc...

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Page 63: ...Measure voltage at the Test 15 position as shown in the diagram with a voltmeter Value jumping Measure voltage at the Test 11 position as shown in the diagram with a voltmeter Value jumping Measure voltage at the Test 12 position as shown in the diagram with a voltmeter Value jumping The communication circuit of the outdoor unit is normal End Fault with outdoor unit ...

Page 64: ...ails 0DOIXQFWLRQ RI FRPSUHVVRU Compressor can t operate 5HIHU WR SRLQW RI PDLQWHQDQFH PHWKRG IRU details 9 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Can t be Started Up 2 Poor Cooling Heating for Air Conditioner 3 Horizontal Louver Can t Swing 3RVVLEOH DXVHV LVFULPLQDWLQJ 0HWKRG LU FRQGLWLRQHU 6WDWXV 7URXEOHVKRRWLQJ 1R SRZHU VXSSO RU SRRU FRQQHFWLRQ IRU SRZHU SOXJ IWHU HQHUJL DWLR...

Page 65: ...UDLQ SLSH Replace drain pipe UDSSLQJ LV QRW WLJKW DWHU OHDNLQJ IURP WKH SLSH FRQQHFWLRQ SODFH RI LQGRRU XQLW ZUDS LW DJDLQ DQG EXQGOH LW WLJKWO 5 Compressor Can t Operate 3RVVLEOH FDXVHV LVFULPLQDWLQJ PHWKRG DLU FRQGLWLRQHU VWDWXV 7URXEOHVKRRWLQJ Wrong wire connection or poor connection KHFN WKH ZLULQJ VWDWXV DFFRUGLQJ WR FLUFXLW diagram Connect wires according to wiring diagram to PDNH VXUH DOO Z...

Page 66: ... IURQW SDQHO 3XVK WKH URWRU VKDIW RQ ERWK VLGHV RI WKH SDQHO WR PDNH LW VHSDUDWH IURP WKH JURRYH 5HPRYH WKH panel RRVHQ WKH FODVS RI WKH OWHU 3XVK WKH OWHU LQZDUG DQG WKHQ GUDZ LW XSZDUG WR UHPRYH LW 5HPRYH D LDO VOHHYH RI KRUL RQWDO ORXYHU HQG WKH ORXYHU RXWZDUGV DQG WKHQ UHPRYH WKH ORXYHU RRVHQ WKH VFUHZV RI WKH HOHFWULF ER FRYHU ZLWK VFUHZGULYHU 5HPRYH WKH HOHFWULF ER FRYHU 2SHQ WKH VFUHZ FDS R...

Page 67: ...WULF ER DVV 5HPRYH WKH VFUHZV DW WKH MRLQW RI WKH HDUWKLQJ ZLUH DQG HYDSRUDWRU RRVHQ WKH FODVS DW WKH MRLQW RI WKH HOHFWULF ER FRYHU DQG WKH HOHFWULF ER 5HPRYH WKH VFUHZV RI WKH GLVSOD 5HPRYH WKH HOHFWULF box assy 5HPRYH WKH VFUHZV DW WKH MRLQW RI WKH HYDSRUDWRU DQG UHDU FDVH GMXVW VOLJKWO WKH SLSH RQ WKH HYDSRUDWRU 5HPRYH WKH HYDSRUDWRU YDSRUDWRU Pipe Clamp Display Board Procedure Steps Electric ...

Page 68: ...ZV RI VWHS PRWRU DQG WKHQ UHPRYH WKH PRWRU 5HPRYH WKH VFUHZ RI WKH PRWRU SUHVV SODWH DQG WKHQ UHPRYH WKH SUHVV SODWH 5HPRYH WKH VFUHZV DW WKH MRLQW RI WKH FURVV IORZ EODGH DQG WKH PRWRU 7DNH GRZQ WKH PRWRU 5HPRYH WKH FURVV ÀRZ EODGH Procedure Steps Motor Press Plate Step Motor Motor URVV ORZ ODGH ...

Page 69: ...g handle Before disassamble Remove 1 connection screw fixing big handleand then removethe big handle Remove 3 connection screws among top cover plate front panel and right sideplate Then remove top cover plate Warning Be sure to wait for a minimum of 20 minutes after turning off all power supplies and discharge the refrigerant completely before removal ...

Page 70: ... Then remove 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 axial flow blade Remove connection screws connecting the right side plate with the valve support and the electric box Then remove the right side plate Grille Panel Axial flow blade Right side pla...

Page 71: ...unsolder 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 Be sure not to burn out the lead out wire of compressor 7 Remove 4 way valve assy 8 Remove capillary sub assy Unsolder weld point of capillary Sub assy valve and outlet pipe of condensator T...

Page 72: ...motor Remove 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 Sub Assy The Clapboard Sub Assy has a hook on the lower side Lift and pull the Clapboard Sub Assy to remove Clapboard Sub Assy ...

Page 73: ...valve and 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 liquid valve and remove the liquid valve 2 Remove the 3 footing screws of the compressor and remove the compressor Compressor Gas valve Liquid valve ...

Page 74: ... 80 6 27 36 35 6 2 59 60 59 15 82 83 82 4 28 37 38 37 4 3 61 62 60 8 16 84 85 84 2 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64 65 64 4 18 88 89 87 8 31 43 44 42 8 6 66 67 66 2 19 90 89 6 32 45 44 6 7 68 69 68 20 91 92 91 4 33 46 47 46 4 8 70 71 69 8 21 93 94 93 2 34 48 49 48 2 9 72 71 6 22 95 96 95 35 50 51 50 10 73 74 73 4 23 97 98 96 8 36 52 53 51 8 11 75 76 75 2 24 99 98 6 37 54 53 6 1...

Page 75: ...e 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 WKH...

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Page 78: ...3 53 74 62 11 32 101 3 22 15 362 9 24 51 41 63 10 93 102 3 129 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 955 12 306 2 27 45 07 66 9 827 105 2 872 11 289 6 28 43 16 67 9 489 106 2 792 10 274 29 41 34 68 9 165 107 2 715 9 259 3 30 39 61 69 8 854 108 2 64 8 245 6 31 37 96 70 8 555 109 2 568 7 232 6 32 36 38 71 8 268 110 2 498 6 220 5 33 34 88 72 7 991 111 2 431 5 209 34 33 ...

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