Gree GWC09NA-D3NNA3A/I Service Manual Download Page 68

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Warning Be sure to wait for a minimum of 10 minutes after
turning off all power supplies before disassembly.

1. Before disassembly

2. Remove big handle

Remove the connection screw fixing the big handle
and then remove the handle.

3. Remove top panel

Remove connection screws connecting the top
panel with the front panel and the right side plate,
and then remove the top panel.

big handle

top panel

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Summary of Contents for GWC09NA-D3NNA3A/I

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Page 5: ...repair work shall 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 lea...

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Page 10: ...acity ratio Condition Indoor DB20 C Indoor air flow Super High Pipe length 5m Condition Indoor DB27 C WB19 C Indoor air flow Super High Pipe length 5m HDWLQJ 127 6 0HDVXUH VXUIDFH WHPSHUDWXUH RI KHDW...

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Page 13: ...RATOR HEAT EXCHANGE CONDENSER COMPRESSOR GAS SIDE 3 WAY VALVE LIQUID SIDE 2 WAY VALVE COOLING Accumulator Discharge Suction Muffler Capillary r e n i a r t S T I N U R O O D T U O T I N U R O O D N I...

Page 14: ...Symbol Color symbol Symbol Colors ymbol 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 EARTH OHFWULFDO LULQJ QG...

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Page 18: ...re of Health function 5 4 way valve control terminal 6 Outdoor fan 7 Auto button 8 Up down swing control terminal 9 Interface feedback from indoor fan 10 Display control terminal 1 11 Display control...

Page 19: ...tral wire interface 5 4 way valve control terminal and relay K115 6 Outdoor fan control terminal and relay K114 7 Auto button 8 Up down swing control terminal 9 Interface feedback from indoor fan 10 D...

Page 20: ...n for above 2 seconds to rapidly increase set temperature In AUTO mode set temperature is not adjustable This button is used for setting Fan Speed in the sequence that goes from AUTO to then back to A...

Page 21: ...nd send the code After being energized the lamp is defaulted on 1 Remove the battery cover plate from the rear of the remote controller Replacement of Batteries As shown in the figure 2 Take out the o...

Page 22: ...op In cooling mode the four way valve is de energized temperature setting range is 16 30 the indoor unit displays operation icon cooling icon and set temperature Protection Functions Freeze potection...

Page 23: ...omplete unit will resume its previous running state Upon the condition that the compressor runs for 6 min and stops for 4 min is met and freeze protection is detected the compressor and the outdoor fa...

Page 24: ...s 0 5 24hr Timer OFF can be set under on state of unit If timer OFF reaches the unit is turned off Timing interval is 0 5hr within the range of 0 5 24hr Clock Timer If timer on is set under running st...

Page 25: ...aying ambient temperature ambient temperature will be displayed after setting temperature is displayed for 5s F1 is displayed for ambient temperature sensor malfunction F2 for tube temp sensor malfunc...

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Page 28: ...the wall Air inlet side 300cm Above 250 cm Above 15cm Above 15cm Above 15cm Above 200cm Above 30cm Above 50cm Above 50cm Above 30cm Above The dimensions of the space necessary for proper installation...

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Page 49: ...ontroller is loosened or poorly contacted 2 There s short circuit due to the trip over of the parts on controller 3 Indoor evaporator temperature sensor is damaged Please check it by referring to the...

Page 50: ...oller with one ofthe same model End no no no no yes yes Malfunction is removed no yes yes no Is the wiring terminal between temperature sensor and the controller loosened or poor ly contacted Is there...

Page 51: ...asure within 1 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...

Page 52: ...insert the jumper cap The mainboard is defined abnormal replace it Yes No Yes End Is the malfunction eliminated No No Yes Replace the jumper cap No Ye Yes s Is the malfunction eliminated Is the malfun...

Page 53: ...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...

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Page 56: ...es before disassembly 1 2 3 1 Open the front panel 1 Remove filter Loosen the clasp of the filter Push the filter inward and then draw it upward to remove it panel clasp filter Remove axial sleeve of...

Page 57: ...rds and then remove the louver 3 Remove panel Push the rotor shaft on both sides of the panel to make it separate from the groove Remove the panel rotor shaft panel 4 Remove electric box cover Loosen...

Page 58: ...m the front case electric box cover screw 5 Remove front case Open the screw cap on the front case Remove the screws fixing the front case Loosen the six clasps of the front case clasp Remove the fron...

Page 59: ...vertical louver to the separate louver with bottom assembly vertical louver 7 Remove electric box Disconnect the indoor tube temperature sensor Remove the screws at the joint of the earthing wire and...

Page 60: ...iring terminal of motor wiring terminal of stepping motor screw Remove the 2 screws of the display Remove the screw of electric box remove the electric box to separate it with bottom assembly electric...

Page 61: ...rews at the joint of the evaporator and rear case screw Adjust slightly the pipe on the evaporator to separate the pipe with the evaporator Remove the evaporator to separate the evaporator with rear c...

Page 62: ...4 5 Remove the screw of the motor clamp and then remove the clamp Remove the cross flow blade and motor cross flow blade motor Remove the rubber cushion of the bearing Remove the screws at the joint o...

Page 63: ...all power supplies before disassembly b handle a 1 Remove big handle Before disassembly Remove the screw fixing the big handle Remove the big handle Remove the 3 screws connecting the top panel with...

Page 64: ...ove front grille Remove the 5 screws connecting the front panel with the chassis and the motor support Remove the front panel Remove the 6 screws connecting the right side panel with the chassis the v...

Page 65: ...connect the leading wire insert of the motor Remove the motor Remove the tapping screws fixing the motor support Lift the motor support to remove it Remove screws fixing the electric box subassembly L...

Page 66: ...ews fixing the isolation sheet Remove the isolation sheet Remove the soundproof sponge wrapping the compressor Remove the screw fixing the magnet coil Remove the coil 8 Remove soundproof sponge 9 Remo...

Page 67: ...the welding joint connecting the liquid valve and the Y type pipe Remove the liquid valve NOTE Discharge the refrigerant completely before unsoldering Unsolder welding joint connecting the capillary t...

Page 68: ...embly 1 Before disassembly 2 Remove big handle Remove the connection screw fixing the big handle and then remove the handle 3 Remove top panel Remove connection screws connecting the top panel with th...

Page 69: ...assis and the motor support and then remove the front panel Remove connection screws connecting the right side plate with the chassis the valve support and the electric box Then remove the right side...

Page 70: ...upport to remove it 9 Remove electric box Remove screws fixing the electric box subassembly loosen the wire bundle and unplug the wiring terminals Then lift the electric box to remove it 10 Remove iso...

Page 71: ...during unsoldering Remove the 2 screws fixing the gas valve and unsolder the welding point between the gas valve and the air return pipe to remove the gas valve NOTE Discharge the refrigerant complete...

Page 72: ...the 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 8669...

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