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Summary of Contents for Gree GWH(07)MA-K3DNA4E/I
- Page 1 Change for Life Service Manual GREE ELECTRIC APPLIANCES,INC.OF ZHUHAI...
- Page 3 MODE I FEEL TIMER CLOCK X-FAN TEMP TIMER TURBO SLEEP LIGHT...
- Page 7 Middle High Super High Indoor Fan Motor Rotating Speed...
- Page 8 Φ50 Φ50 Φ55 Φ55...
- Page 9 outdoor indoor filter A heat exchanger filter outdoor heat exchanger 4-way valve B heat exchanger filter high pressure switch Note: Not available for 14K/18K model discharge silencer C heat exchanger discharge temperature sensor filter D heat exchanger gas -liquid separator filter Note: Not available for 14K/18K model A1:A unit electronic expansion valve B1:B-unit electronic expansion valve...
- Page 10 ROOM TUBE MOTOR TEM.SENSOR TEM.SENSOR TUBE ROOM N(1) COM-OUT JUMP AC-L YEGN DISP1 DISP2 SWING-UD 4YEGN HEALTH-N HEALTH-L EVAPORATOR COOL PLASMA RECEIVER AND GENERATOR SWING DISPLAY BOARD MOTOR NOTE:The parts with broken line is applicable to the models with COOL PLASMA GENERATOR FAN MOTOR ROOM TUBE...
- Page 11 Power supply live wire Indoor fan wire terminal Jumper cap terminal connector Power supply neutral wire indoor and outdoor unit Display panel terminal connector communication wire terminal Up & down swing control Indoor ambient temperature Fan capacitor terminal sensor Health function Indoor pipe temperature Indoor fan feedback terminal terminal(optional)
- Page 12 Up & down swing wiring PG motor feedback wiring Fan capacitor PG motor wiring terminal terminal terminal Display board insert Indoor outdoor Indoor ambient Jumper cap terminal terminal communication insert terminal temperature sensor Indoor tube temperature Power neutral wire Power live wire terminal Protective tube sensor terminal...
- Page 13 ON/OFF Press it to start or stop operation. Press it to decrease temperature setting. Press it to increase temperature setting. Press it to set fan speed. MODE Press it to select operation mode (AUTO/COOL/DRY/FAN/HEAT). I FEEL Press it to set HE ALTH function Press it to set AIR function.
- Page 14 SLEEP icon : is displayed by pressing the SLEEP button. Press this button again to clear the display. TEMP icon: (“ ”function is applicable to partial of models.) Pressing TEMP button, (set temperature), (ambient temperature), (outdoor ambient temperature) and blank is displayed circularly. Up &...
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Page 15: Timer Off
I FEEL: Press this button to turn on I FEEL function. The unit automatically adjust temperature according to the sensed temperature. Press this button again to cancel I FEEL function. Press this button to set HEALTH function ON or OFF. After the unit is turned on, it defaults to HEALTH function ON. (NOTE: This function is applicable to partial of models.) Press this button to select AIR function ON or OFF. - Page 16 LIGHT: Press LIGHT button to turn on the display's light and press this button again to turn off the display's light. If the light is turned on, displayed. If the light is tunrned off , disappears. Combination of "+" and "-" buttons: About lock Press "+"...
- Page 17 indoor temperature---target temperature target temperature---indoor temperature Cooling Heating Cooling operation operation operation With compressor capacity supplied With no compressor capacity supplied...
- Page 18 Tset+3℃ Tset+2℃ Tset+1℃ Tset Tset Tset-1℃ Tset-2℃ Tset-3℃...
- Page 21 Space to the ceiling 15cm Above Space to the wall 15cm Above 15cm Above Space to the wall Above Above Space to the floor Air outlet side...
- Page 22 Wall Wall Wall Wall Mark on the middle of it Mark on the middle of it Gradienter Gradienter Space Space Space Space to the to the to the to the wall wall wall wall 1 5 0mm 1 5 0mm 1 5 0mm 1 5 0mm above...
- Page 23 External connection Gas side pipe electric wire Liquid side piping Gas side piping Tailing 2 Liquid side insulation Tailing 1 Piping insulation Finally wrap it Fig.3 Water drainage pipe with tape Left Left rear Right Fig.4 Right rear Fixing hook Mounting plate Mounting...
- Page 24 Fig. a Fig. b Air filter Healthy filter Fig.
- Page 30 Malfunction Display If several malfunctions happen at the same time, malfunction protection codes will be displayed in a rotary way. Malfunction Display Methods (1) Hardware Malfunction: Display immediately. Please refer to “Table of Malfunction Display”; (2) Operation Status: Display immediately. Please refer to “Table of Malfunction Display:; (3) Other Malfunctions: Display after compressor is stopped for 200s.
- Page 32 Start Is the wiring terminal between temperature sensor and the controller loosened or poor ly contacted? Insert the temperature sensor tightly Malfunction is eliminated. Is there short circuit due to tri-pover of the pa rts? Make the parts upright Malfunction is eliminated.
- Page 33 C5 is displayed on the unit. Install a matching Is there jumper cap on the jumper cap . controller? Is the malfunction eliminated? Re-insert the jumper Is the jumper cap inserted incorrectly or improperly? Is the malfunction eliminated? Replace the jumper Is the malfunction eliminated?
- Page 34 “H6”is displayed on the unit. Stir the fan blade with a hand when the unit is DE - ENERGIZED . Reinstall the motor Does the and the blade to blade rotate make it rotate unsmoothly? smoothly. Is the malfunction eliminated? Is the feedback Insert the feedback...
- Page 35 “U8” is displayed on the unit. Re-energize 1 minute after de-erergization The unit returns to normal. Conclusion: U8 is displayed due to Is“U8” still displayed? instant energization after de- energization while the capacitor discharges slowly. The zero-cross detection circuit of the mainboard is defined abnormal.
- Page 36 Communication malfunction of some indoor units De-energize the unit and check if the connecting wire of indoor and outdoor unit and wiring of electric box are correct. Connect wires Is malfunction Is wire connected according to the removed correctly wiring diagram De-energize the unit.
- Page 37 Communication malfunction of all indoor units De-energize the unit and check if the connecting wire of indoor and outdoor unit and wiring of electric box are correct. Connect wires Is wire connected Is malfunction according to the correctly removed wiring diagram De-energize the unit.
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Page 38: Appendix 1: Resistance Table Of Ambient Temperature Sensor For Indoor And Outdoor Units(15K)
Appendix 1: Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units(15K) Temp. Resistance kΩ Temp. Resistance kΩ Temp. Resistance kΩ Temp. Resistance kΩ 138.1 18.75 3.848 1.071 128.6 17.93 3.711 1.039 121.6 17.14 3.579 1.009 16.39 3.454 0.98 108.7 15.68 3.333... -
Page 39: Appendix 2: Resistance Table Of Outdoor And Indoor Tube Temperature Sensors(20K)
Appendix 2: Resistance Table of Outdoor and Indoor Tube Temperature Sensors(20K) Temp. Resistance kΩ Temp. Resistance kΩ Temp. Resistance kΩ Temp. Resistance kΩ 181.4 25.01 5.13 1.427 171.4 23.9 4.948 1.386 162.1 22.85 4.773 1.346 153.3 21.85 4.605 1.307 20.9 4.443 1.269 137.2... -
Page 40: Appendix 3: Resistance Table Of Outdoor Discharge Temperature Sensor(50K)
Appendix 3: Resistance Table of Outdoor Discharge Temperature Sensor(50K) Resistance Temp. Temp. Resistance kΩ Temp. Resistance kΩ Temp. Resistance kΩ kΩ 853.5 18.34 4.754 799.8 93.42 17.65 4.609 89.07 16.99 4.469 703.8 84.95 16.36 4.334 660.8 81.05 15.75 4.204 620.8 77.35 15.17 4.079... -
Page 41: Remove The Filter
1.Remove the filter Open the front panel. panel Loosen the clasp of the filter. clasp Push the filter inward and then draw it upward to remove it. filter 2.Remove guide louver Remove axial sleeve of guide louver. axial sleeve... - Page 42 Bend the louver outwards and then remove the louver. guide louver 3.Remove panel Push the rotor shaft on both sides of the panel rotor shaft to make it separate from the groove. Remove the panel. panel 4.Remove electric box cover 2 Loosen the screws of the electric box cover 2 with screwdriver.
- Page 43 electric box cover 2 Remove the electric box cover, seperate it from the front case. 5.Remove the front case Open the screw cap on the front case. Remove the screws fixing the front case. screw clasp Loosen the six clasps of the front case. left middle right...
- Page 44 6.Remove vertical louver Loosen the clasp connecting the vertical louver and rear case assy. clasp Remove the vertical louver to the separate louver with bottom assembly. vertical louver 7.Remove electric box Heat exchanger thermistor Disconnect the indoor tube temperature sensor. screw earthing wire Remove the screws at the joint of the earthing...
- Page 45 wiring terminal of motor Pull out the wiring terminal of motor and stepping motor. wiring terminal of stepping motor Remove the 2 screws of the display. screw Remove the screw of electric box, remove the electric box to separate it with bottom assembly. electric box 8.Remove the press plate of connection pipe Pipe Clamp...
- Page 46 9.Remove evaporator Remove the 3 screws at the joint of the evaporator and rear case. screw Auxiliary Piping Adjust slightly the pipe on the evaporator to separate the pipe with the evaporator. Remove the evaporator to separate the evaporator Evaporator with rear case assy.
- Page 47 Motor Press Plate Remove the screw of the motor press plate and then remove the press plate. cross flow blade motor Remove the cross flow blade and motor. O-Gasket sub-assy of Bearing Ring of Bearing Remove the rubber cushion of the bearing. Remove the screws at the joint of the cross flow blade and the motor.
- Page 48 Add: West Jinji Rd, Qianshan, Zhuhai, Guangdong, China, 519070 Tel: (+86-756) 8522218 Fax: (+86-756) 8669426 E-mail: gree@gree.com.cn www.gree.com For continuous improvement in the products, Gree reserves the right to modidy the product specification and appearance in this manual without notice and without incurring any obligations.
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