Gree GWC09UB-K3DNA1A Service Manual Download Page 52 | Manualshive

Page: 52 / 76

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7URXEOHVKRRWLQJ

Y

N

Y

N

N

Y

Y

N

Power on the unit

Is stop time of the compressor

longer than 3 minutes?

Restart it up after 3 minutes

Does startup fail?

Are the wires for the compressor connected

correctly? Is connection sequence right?

Connect the wires as per the

connection diagram

Replace the control panel AP1

If the fault is eliminated?

Replace the

compressor

End

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Summary of Contents for GWC09UB-K3DNA1A

Page 1: ...GREE ELECTRIC APPLIANCES INC OF ZHUHAI Service Manual Change for Life 02 6 8 1 8 1 8 1 8 1 5HIULJHUDQW 5...

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Page 5: ...be performed by your dea ler or a specialized subcontractor as there is the risk of fire electric shock explosion or injury Have all wiring connected tightly Loose connection may lead to overheating a...

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Page 8: ...or DB35 Air flow Super high Pipe length 7 5m Voltage 208 230V Conditions Indoor DB20 Outdoor DB7 WB5 Air flow Super high Pipe length 7 5m Voltage 208 230V 40 50 60 70 80 90 100 110 32 33 34 35 36 37 3...

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Page 12: ...SLSH GLDPHWHU LTXLG PP DV PP DV PP Cooling cycle Indoor unit Outdoor unit Narrow tube Wide tube Capillary tube Heat exchanger Heat exchanger Compressor Capillary tube Heating cycle 4 way valve Accuml...

Page 13: ...FWULFDO DWD QGRRU 8QLW Symbol Color symbol Symbol Color symbol OG ORANGE BN BROWN VT VIOLET BU BLUE WH WHITE BK BLACK YE YELLOW Symbol Parts name RD RED COMP COMPRESSOR YEGN YELLOW GREEN PROTECTIVE EA...

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Page 15: ...G LUFXLW RDUG 723 9 27720 9 Neutral wire of power cord Jumper cap Interface of vertical swing Interface of display panel Interface of pipe temp sensor Interface of ambient temp sensor Interface of hor...

Page 16: ...connecting wire between boards Interface of connecting wire between boards Interface of DC fan Interface of communication wire Interfaces of temp sensor and overload Interfaces of neutral and live wir...

Page 17: ...of chassis Live wire of 4 way valve Temp sensor Input of live wire of power Interface 2 of electric reactor Neutral wire of electric heater of compressor Live wire of electric heater U V W three phase...

Page 18: ...e QUIET SWING CLOCK X FAN TEMP TURBO SLEEP LIGHT Press it to set fan speed Pressitto set QUIET function Press it to set auto off auto on timer Press it set clock Press it to turn on off the light 1 ON...

Page 19: ...run at this setting temperature Sleep 2 is sleep mode 2 that is air conditioner will run according to the presetting a group of sleep temperature curve Sleep 3 the sleep curve setting under Sleep mode...

Page 20: ...e the auto off timer To cancel the auto timer program simply press the button again TIMER OFF setting is the same as TIMER ON Press this button to activate deactivate the Turbo function which enables...

Page 21: ...use old or different types of batteries If the remote controller will not be used for a long time please otherwise it may cause malfunction remove batteries to prevent batteries from leaking The oper...

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Page 29: ...bove Above 15cm Above Above The dimensions of the space necessary for proper installation of the unit include the minimum permissible distances to adjacent parts Space to the wall Above 200 cm Above S...

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Page 42: ...contact firm Fuse of controller burnt out The air condi tioner does not react after it is powered after the plug is inserted the buzzer does not sound and the remote startup has no response Remote co...

Page 43: ...n for the thick and thin pipes is good Heat insulation must also be provided for the joint andthe exposed part of the copper pipe Block of outdoor heat ex changer Clean the dust accumulated on the sur...

Page 44: ...tat is recommended Wrong wire connection Connect the circuit diagram correctly The built in heat protector of the motor breaks frequently because the motor is abnormal Replace the fan motor Adjust the...

Page 45: ...r Drainage pipe blocked or broken Change drainage pipe Re wrap and make it tight Wrap of refrigerant pipe joint is not close enough Water leakage Change controller Wire loose or wrong connection In co...

Page 46: ...o f k n i l B n o i t c e t o r p e g a t l o v h g i H 2 1 C H s e m i t 4 1 r o f k n i l B n o i t c e t o r p t n e r r u c r e v o C F P 3 1 14 Models of IDU and ODU don t not match P L s e m i...

Page 47: ...7URXEOHVKRRWLQJ...

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Page 49: ...down the power and repair the power supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Shut down the power and wait 20 minutes or use DC voltmeter to me...

Page 50: ...sure is too high 5 Other conditions resulting in that the system pressure becomes too high The connection of capacitor C2 is loose Stop the unit and disconnect the power supply Then check the connecti...

Page 51: ...r unit abnormal Normal protection please operate it after the outdoor ambient temperature is normalized Improve the heat dissipation environment of the unit Does the outdoor fan work normally 1 Check...

Page 52: ...onger than 3 minutes Restart it up after 3 minutes Does startup fail Are the wires for the compressor connected correctly Is connection sequence right Connect the wires as per the connection diagram R...

Page 53: ...n Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compressor End Out of step occurs in operation Is the outdoor fan working normally Is the outdoor uni...

Page 54: ...ed correctly Connect the wires correctly Resistances between the first four pins close to the terminal hole and the fifth pin are almost the same less than 100 ohm Replace the PMV If the fault is elim...

Page 55: ...resistance around zero The capacitor is short circuited and the capacitor should be replaced Restart the unit If the fault is eliminated Disconnect the terminals for the reactor and measure the resis...

Page 56: ...it of the outdoor unit If the fault is eliminated The communication circuit is abnormal Replace the main board of the indoor unit End If the fault is eliminated Replace the main board AP1 of the outdo...

Page 57: ...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 81 1 811 120 0 577 4 40 09 43 7 065 82 1 754 121 0 561 5 38...

Page 58: ...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...

Page 59: ...06 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 4...

Page 60: ...mum of 10 minutes after turning off all power supplies before disassembly 7DNH SDQHO IRU H DPSOH FODVSV 3URFHGXUH 6WHSV HIRUH GLVDVVHPEO 5HPRYH OWHU IURQW SDQHO RRVHQ FODVSV RQ ILOWHU DQG SXVK WKH ILO...

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Page 64: ...DQG PRWRU 8QSOXJ KROGHU RI EHDULQJ ULQJ 5HPRYH PRWRU FODPS DQG VWHS PRWRU 5HPRYH VFUHZV RQ WKH MRLQW RI FURVV IORZ IDQ EODGH DQG PRWRU 5HPRYH PRWRU 5HPRYH VFUHZV IL LQJ PRWRU FODPS DQG VWHS PRWRU PRWR...

Page 65: ...5HPRYDO 3URFHGXUH 3URFHGXUH 6WHSV 5HPRYH YHUWLFDO ORXYHU RRVHQ FODVSV EHWZHHQ YHUWLFDO ORXYHU DQG UHDU FDVH 7KHQ UHPRYH YHUWLFDO ORXYHU YHUWLFDO ORXYHU...

Page 66: ...assembly 5HPRYDO 3URFHGXUH RI 2XWGRRU 8QLW 1 Cable Cross Plate 2 Top panel Remove big handle Remove connection screw fixing cable cross plate and valve cover then remove them Remove top cover plate Re...

Page 67: ...move 5 connection screws among front panel chassis and motor support Then remove front panel 4 Remove axial flow fan blade Remove nut of fan blade and then remove axial flow fan blade 5 Remove right s...

Page 68: ...eld 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 sur...

Page 69: ...e 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 As...

Page 70: ...eturn 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 va...

Page 71: ...pplies before disassembly 1 2 Top panel Remove big handle Remove top cover plate Remove 3 connection screws among top cover plate front panel and right sideplate Then remove top cover plate Cable Cros...

Page 72: ...nt grill and front panel Then remove front panel Remove 5 connection screws among front panel chassis and motor support Then remove front panel 4 Remove right side plate Remove 7 connection screws amo...

Page 73: ...wire and disconnect the terminal Lift to re move the electric box assy 1 6 Remove electric box assy Remove the screws of theReactor sub assy and then remove it Electric box assy 2 Reactor sub assy 5 R...

Page 74: ...sy 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...

Page 75: ...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 c...

Page 76: ...he product specification and appearance in this manual without notice and without incurring any obligations Add West Jinji Rd Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 86694...

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