Air-Con A16EW4H4R09 Service Manual Download Page 1

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Service Manual

02'(/

16EW4H4R09

16EW4H4R12

16EW4H4R18

Summary of Contents for A16EW4H4R09

Page 1: ...Service Manual 02 A16EW4H4R09 A16EW4H4R12 A16EW4H4R18...

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Page 3: ...6XPPDU DQG HDWXUHV 6XPPDU DQG HDWXUHV QGRRU 8QLW 5HPRWH RQWUROOHU A16EW4H4R09 A16EW4H4R12 A16EW4H4R18 1 ON OFF MODE FAN CLOCK TIMER ON X FAN TEMP TIMER OFF TURBO SLEEP LIGHT 1...

Page 4: ...VXEFRQWUDFWRU DV WKHUH LV WKH ULVN RI UH HOHFWULF VKRFN H SORVLRQ RU LQMXU 0DNH VXUH WKH RXWGRRU XQLW LV LQVWDOOHG RQ D VWDEOH OHYHO VXUIDFH ZLWK QR DFFXPXODWLRQ RI VQRZ OHDYHV RU WUDVK EHVLGH 0DNH V...

Page 5: ...9ROXPH 6 0 6 P K HKXPLGLI LQJ 9ROXPH K SSOLFDWLRQ UHD P DQ 7 SH URVV RZ URVV RZ URVV RZ LDPHWHU HQJWK PP DQ 0RWRU RROLQJ 6SHHG 6 0 6 U PLQ DQ 0RWRU HDWLQJ 6SHHG 6 0 6 U PLQ 2XWSXW RI DQ 0RWRU DQ 0RWRU...

Page 6: ...6SHFL FDWLRQV 1RLVH ULWHULD XUYH 7DEOHV IRU RWK 0RGHOV 0 10 Noice dB A 20 30 40 50 60 Low Middle Super High High Indoor Fan Motor Rotating Speed 18K 12K 09K 4...

Page 7: ...RQVWUXFWLRQ 9LHZV RQVWUXFWLRQ 9LHZV 5 6 4 8QLW PP 8QLW 8QLW 0RGHO 4 5 6 5 6 4 5...

Page 8: ...ble for 14K 18K model C2 C3 D3 D2 B3 B2 A2 A3 A1 A unit electronic expansion valve B1 B unit electronic expansion valve C1 C unit electronic expansion valve D1 D unit electronic expansion valve A2 A u...

Page 9: ...U FAN TUBE RT1 SWING MOTOR COM OUT N PGF MOTOR CAP JUMP DISP2 DISP1 2 3 N 1 2 3 N 1 TERMINAL BLOCK TERMINAL BLOCK OUTDOOR UNIT XT XT L L NOTE The parts with broken line is applicable to the models wit...

Page 10: ...SRZHU VXSSO LUH WHUPLQDO RI LQGRRU IDQ 7HUPLQDO RI FRPPXQLFDWLRQ ZLUH EHWZHHQ LQGRRU DQG RXWGRRU XQLWV 7HUPLQDO RI XS GRZQ VZLQJ FRQWURO HHGEDFN ZLUH WHUPLQDO RI LQGRRU IDQ 7HUPLQDO RI GLVSOD SDQHO Q...

Page 11: ...ZLUH EHWZHHQ LQGRRU DQG RXWGRRU XQLWV LYH ZLUH WHUPLQDO RI SRZHU VXSSO 3URWHFWLYH WXEH 1HXWUDO ZLUH WHUPLQDO RI SRZHU VXSSO DSDFLWRU RI IDQ 7HUPLQDO RI 3 PRWRU 7HUPLQDO RI XS GRZQ VZLQJ HHGEDFN ZLUH...

Page 12: ...ess it to set clock X FAN TEMP TURBO SLEEP LIGHT Press it to turn on off the light 17 15 18 19 16 20 21 23 24 22 25 MODE icon If MODE button is pressed current operation mode icon AUTO COOL DRY FAN or...

Page 13: ...h time you press this button a mode is selected in a sequence that goes from AUTO COOL DRY FAN and HEAT as the following Note Only for models with heating function After energization AUTO mode is defa...

Page 14: ...up the temperature displaying status that will display the setting temperature TURBO Press this button to activate deactivate the Turbo function which enables the unit to reach the preset temperature...

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Page 18: ...U SUHYDLOV VXFK DV FORVH WR FRDVWDO DUHDV WKH DLU LV FRQWDPLQDWHG ZLWK LQGXVWULDO YDSRXUV DQG RLOV WKH DLU FRQWDLQV VXOSKXUHV JDV VXFK DV LQ KRW VSULQJ RQHV FRUURVLRQ RU SRRU DLU TXDOLW H LVWV QVWDOOD...

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Page 23: ...RGHG 9LHZV DQG 3DUWV LVW SORGHG 9LHZV DQG 3DUWV LVW 0RGHOV A16EW4H4R09 A16EW4H4R12 2 3 4 17 16 15 14 13 12 11 10 8 7 36 34 35 33 32 31 30 29 28 23 22 21 20 40 41 19 42 39 1 6 5 9 25 27 26 18 38 24 37...

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Page 25: ...SORGHG 9LHZV DQG 3DUWV LVW 0RGHOV A16EW4H4R18 12 35 36 4 6 38 25 28 16 14 13 15 10 9 7 5 2 31 33 34 27 26 24 18 29 8 32 30 3 1 11 17 19 20 21 23 22 37 39 23...

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Page 28: ...ROWDJH SURWHFWLRQ RI EXV EDU 3 EOLQN WLPHV LJK YROWDJH SURWHFWLRQ RI EXV EDU 3 EOLQN WLPHV 3 SURWHFWLRQ EOLQN WLPHV LPLW GHFUHDVH IUHTXHQF GXH WR FXUUHQW SURWHFWLRQ RI WKH FRPSOHWH XQLW EOLQN WLPHV LP...

Page 29: ...model End no no no yes yes Malfunction is removed no yes yes no Is the wiring terminal between temperature sensor and the controller loosened or poorly contacted Is there short circuit due to tripover...

Page 30: ...mper cap The mainboard is defined abnormal replace it Yes No Yes End Is the malfunction eliminated Yes No No Yes Replace the jumper cap No Yes Is the malfunction eliminated Is the malfunction eliminat...

Page 31: ...min after the louvers are opened whether the output voltage on the control terminal of the PG motor is over 50V No Yes No Is the malfunction eliminated No Is the malfunction eliminated No No No Yes Y...

Page 32: ...mal Replace the mainboard The unit returns to normal Conclusion U8 is displayed due to instant energization after de energization while the capacitor discharges slowly 3RVVLEOH FDXVHV 7KH FRQWUROOHU G...

Page 33: ...unit is connected well Flow chart Eliminate the malfunction End Communication malfunction of some indoor units De energize check the connection wire of indoor and outdoor unit and the wire of the elet...

Page 34: ...orrectly Connected correctly Reconnect according to the wiring diagram Connected correctly Reconnect according to the wiring diagram De energize check if the connection wire between the outdoor mainbo...

Page 35: ...678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 2 064 116 0 642 0 49 02 39 8 297 78 1 997 117 0 625 1 46 6 40 7 967 79 1 933 118 0 608 2 44 31 41 7 653 80 1 871 119 0 592 3 42 14 42 7 352 8...

Page 36: ...14 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...

Page 37: ...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 2...

Page 38: ...ZHU VXSSOLHV EHIRUH GLVDVVHPEO 1 Remove the filter Open the panel Loosen the clasp of the filter Remove axile bush of horizontal louver Push the filter inward and then raise it to remove it 2 Remove h...

Page 39: ...tal louver slightly to remove it 4 Remove electric box cover 2 3 Remove front panel Slide the rotor shaft out of the groove Remove the front panel rotor shaft front panel Remove the screws fixing the...

Page 40: ...crew cap on the front case Remove the screws fixing the front case left Remove the electric box cover2 Loosen the left middle and right clasps screws Remove the front case middle right front case 2 1...

Page 41: ...l louver with bottom case Disconnect the indoor pipe tempera ture sensor Remove the screw of the electric box Remove the screws at the joint of ground wire and evaporator clasps Remove the vertical lo...

Page 42: ...electric box cover Disconnect the connecting wire of the motor Disconnect the connecting wire of the step motor Remove the screw fixing the display Remove the display Remove the electric box clasp fan...

Page 43: ...necting pipe Remove the screw fixing the press plate of the connecting pipe Auxiliary Piping Pipe Clamp screw Pipe Clamp 1 2 9 Remove the evaporator Remove the 3 screws at the joint of the evaporator...

Page 44: ...tep motor Remove the step motor 10 Remove cross flow blade and motor Heat Exchanger Step Motor 3 1 Remove the screws fixing the press plate of the motor Remove the motor Remove cross flow blade and mo...

Page 45: ...O 3URFHGXUH Remove the screws at the joint of cross flow blade and motor Remove the motor O Gasket sub assy of Bearing Ring of Bearing Remove ring of bearing Cross Flow Fan Fan Motor 4 5 Steps Procedu...

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