Gree CB341N02900 Service Manual Download Page 23

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Technical Information

4. Refrigerant System Diagram

12/18/24K

Connection pipe specification:

Liquid pipe:1/4"
Gas pipe:3/8" (12K),1/2" (18K),5/8" (24K)

Connection pipe specification:

Liquid pipe:1/4"
Gas pipe:3/8"

Indoor unit

Outdoor unit

Indoor unit

Outdoor unit

COOLING

HEATING

Accumlator

4-Way valve

COOLING

Discharge

Suction

Discharge

Suction

Heat

exchanger

(evaporator)

Heat

exchanger

(evaporator)

Heat

exchanger

(condenser)

Heat

exchanger

(condenser)

Valve

Liquid pipe

side

Gas pipe

side

Liquid pipe

side

Gas pipe

side

Compressor

Accumlator

Compressor

Strainer

Capillary

Strainer

Capillary

Indoor unit

COOLING

HEATING

4-Way valve

Discharge

Outdoor unit

Suction

Heat

exchanger

(evaporator)

Heat

(condense

exchanger

Valve

side

Liquid pipe

Gas pipe

side

Electric

expand

valve

esso

Accumlator

Compr

Strainer

Summary of Contents for CB341N02900

Page 1: ...Service Manual Change for life GREE ELECTRIC APPLIANCES INC OF ZHUHAI...

Page 2: ...5 1 Wiring Diagram 21 5 2 PCB Printed Diagram 25 6 Function and Control 30 6 1 Remote Controller Introduction 30 6 2 GREE App Operation Manual 35 6 3 Ewpe Smart App Operation Manual 36 6 4 Brief Desc...

Page 3: ...mal Malfunction 72 10 Exploded View and Parts List 74 10 1 Indoor Unit 74 10 2 Outdoor Unit 84 11 Removal Procedure 90 11 1 Removal Procedure of Indoor Unit 90 11 2 Removal Procedure of Outdoor Unit 9...

Page 4: ...B497N15800 GWH12ACC K6DNA1F I CB497N15808 GWH18ACD K6DNA1I I CB497N16204 GWH24ACE K6DNA1I I CB497N16104 GWH09ACC K6DNA1F I CB497N16002 GWH12ACC K6DNA1F I CB497N15803 GWH18ACD K6DNA1I I CB497N16202 GWH...

Page 5: ...N02900 15 GWH12ACC K6DNA1F CB497015801 GWH12ACC K6DNA1F I CB497N15800 GWH12AFC K6DNA2F O CB363W03601 16 GWH12ACC K6DNA1F CB497015802 GWH12ACC K6DNA1F I CB497N15802 17 GWH12ACC K6DNA1F CB497015803 GWH1...

Page 6: ...5808 CB341N02900 Fan Type Cross flow Cross flow Fan Diameter Length DXL mm 98 633 5 98 633 5 Cooling Speed r min 1200 1100 1050 950 900 850 800 1350 1200 1100 1000 920 850 800 Heating Speed r min 1150...

Page 7: ...5 527 Fan Motor Speed rpm 900 900 Fan Motor Power Output W 30 30 Fan Motor RLA A 0 4 0 4 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 1950 1950 Fan Type Axial flow Axial flow Fan Diameter m...

Page 8: ...Product Code CB341N03300 Fan Type Cross flow Fan Diameter Length DXL mm 106 706 Cooling Speed r min 1230 1170 1100 1020 960 880 800 550 Heating Speed r min 1400 1270 1200 1130 1050 980 900 Fan Motor P...

Page 9: ...Motor RLA A 0 4 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 2200 Fan Type Axial flow Fan Diameter mm 420 Defrosting Method Automatic Defrosting Climate Type T1 Isolation I Moisture Protec...

Page 10: ...06 CB497N16007 Fan Type Cross flow Cross flow Fan Diameter Length DXL mm 98 633 5 98 633 5 Cooling Speed r min 1200 1100 1050 950 900 850 800 1200 1100 1050 950 900 850 800 Heating Speed r min 1150 11...

Page 11: ...er Output W 30 30 Fan Motor RLA A 0 4 0 4 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 1950 1950 Fan Type Axial flow Axial flow Fan Diameter mm 400 400 Defrosting Method Automatic Defrostin...

Page 12: ...2 CB497N15803 Fan Type Cross flow Cross flow Fan Diameter Length DXL mm 98 633 5 98 633 5 Cooling Speed r min 1350 1200 1100 1000 920 850 800 1350 1200 1100 1000 920 850 800 Heating Speed r min 1300 1...

Page 13: ...ser Coil Length LXDXW mm 666 19 05 527 666 19 05 527 Fan Motor Speed rpm 900 900 Fan Motor Power Output W 30 30 Fan Motor RLA A 0 4 0 4 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 1950 195...

Page 14: ...4 Fan Type Cross flow Cross flow Fan Diameter Length DXL mm 106 706 106 706 Cooling Speed r min 1230 1170 1100 1020 960 880 800 550 1230 1170 1100 1020 960 880 800 550 Heating Speed r min 1400 1270 12...

Page 15: ...rpm 880 880 Fan Motor Power Output W 30 30 Fan Motor RLA A 0 4 0 4 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 2200 2200 Fan Type Axial flow Axial flow Fan Diameter mm 420 420 Defrosting M...

Page 16: ...16104 Fan Type Cross flow Cross flow Fan Diameter Length DXL mm 108 830 108 830 Cooling Speed r min 1250 1100 1000 950 900 850 800 600 1250 1100 1000 950 900 850 800 600 Heating Speed r min 1400 1250...

Page 17: ...Speed rpm 800 800 Fan Motor Power Output W 60 60 Fan Motor RLA A 0 65 0 25 Fan Motor Capacitor F Outdoor Unit Air Flow Volume m3 h 3600 3600 Fan Type Axial flow Axial flow Fan Diameter mm 520 520 Defr...

Page 18: ...ariation Ratio According to Temperature Heating Heating operation ambient temperature range is 15 C 30 C 0 20 40 60 80 100 120 15 10 5 0 5 10 15 20 25 30 Pipe length 5m Conditions Indoor DB20 C Indoor...

Page 19: ...Rated heating condition C DB WB Model Pressure of gas pipe connecting indoor and outdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed of indoor unit Fan speed of outdoor unit In...

Page 20: ...3 1 Indoor Unit Model W H D W1 W2 W3 ACC 889 294 212 146 542 201 ACD 1013 307 221 125 5 685 202 5 ACE 1122 329 247 207 685 230 Recommended distance ACC ACD ACE D H W W1 W2 W3 140 190 38 55 55 38 83 4...

Page 21: ...18 Technical Information 3 2 Outdoor Unit GWH09AFC K6DNA2F O GWH12AFC K6DNA2F O Unit mm 285 675 732 455 310 555 330 GWH18AFD K6DNA2I O 300 555 352 745 802 332 512 5 Unit mm...

Page 22: ...19 Technical Information GWH24AFE K6DNA2I O Unit mm 889 958 340 660 371 570 402...

Page 23: ...t COOLING HEATING 4 Way valve COOLING Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Accumlator Compressor Strainer Strainer Capillary...

Page 24: ...COM OUT BU BK BN L L MAGNETIC RING WIFI MODULE WIFI AP3 AP4 AP5 DRY C DOOR C OPTIONAL DRY CONTACT AC L L 5 Electrical Part 5 1 Wiring Diagram Indoor Unit Instruction Symbol Symbol Color Symbol Symbol...

Page 25: ...prevent the risk of electric shock WARNING GWH18ACD K6DNA1I I CB497N16200 CB497N16202 CB497N16203 CB497N16204 GWH24ACE K6DNA1I I CB497N16100 CB497N16102 CB497N16103 CB497N16104 60000700030904 GWH09ACC...

Page 26: ...Band Heater EKV FA ELECTRONIC EXPANSION VALVE OFAN PE YEGN FAN M MOTOR PE OPTIONAL OPTIONAL OPTIONAL L 3 Outdoor Unit GWH09AFC K6DNA2F O GWH12AFC K6DNA2F O GWH18ACD K6DNA5I I CB341N03300 600007064727...

Page 27: ...of electric shock T SENSOR T SEN EXHAUST TEMP OUTROOM TEMP OUTTUBE RT3 RT2 TEMP SENSOR SENSOR SENSOR PRINTED CIRCUIT BOARD AP1 15K 20K 50K RT1 INDOOR UNIT YEGN BU BK BN N 1 2 L2 L2 BU BK BN MAGNETIC...

Page 28: ...l 12 Terminal of display board 4 Terminal of health function live wire 13 Jumper cap 5 Auto button 14 Communication terminal for indoor unit and outdoor unit 6 Up down swing terminal 15 Live wire term...

Page 29: ...perature sensor 3 Terminal of health function live wire 10 Terminal of display board 4 DC Motor terminal 11 WIFI terminal 5 Up down swing terminal 12 Earthing wire terminal 6 Left right swing terminal...

Page 30: ...A2F O Outdoor Unit No Name 1 Earthing wire 2 Neutral wire live wire and communication cable 3 4 way valve 4 Electric heating belt of chassis 5 Outdoor fan 6 Electronic expansion valve 7 Temperature se...

Page 31: ...reliminary 3 Neutral wire 10 Electronic expansion valve 4 communication cable 11 Overload 5 4 way valve 12 Temperature sensor 6 Electric heating belt of chasssis 13 EE flash drive 7 DRED DC preliminar...

Page 32: ...ve 2 E disk Reserved 10 Electric heating belt of chassis 3 Computer monitoring interface 11 2 way valve 4 EE flash drive 12 DC motor 5 Grounding wire 13 Temperature sensor 6 Live wire 14 Overload inte...

Page 33: ...first and then the function of adjustable temperature under auto mode can be realized by APP or the wired controller This remote controller can adjust the temperature under auto mode When matching wi...

Page 34: ...e louver will be kept immediately Under left and right swing mode when the status is switched from off to if press this button again 2s later status will switch to off status directly if press this bu...

Page 35: ...off After pressing this button icon disap pears and the word OFF on remote controller blinks Press or button to adjust TIMER OFF setting After each pressing of or button TIMER OFF setting will increas...

Page 36: ...ntroller won t send signal Sleep function and energy saving function can t operate at the same time If energy saving function has been set under cool mode press sleep button will cancel energy saving...

Page 37: ...operation point the remote control signal sender at the receiving window on indoor unit The distance between signal sender and receiving window should be no more than 8m and there should be no obstac...

Page 38: ...n GREE App is installed register the account and add the device to achieve long distance control and LAN control of Gree smart home appliances For more information please refer to Help in App iOS syst...

Page 39: ...installed register the account and add the device to achieve long distance control and LAN control of smart home appliances For more information please refer to Help in App 6 3 Ewpe Smart App Operatio...

Page 40: ...function memorize compensation temperature off peak energization value Memory content mode up down swing light set temperature set fan speed general timer clock timer cant be memorized After power rec...

Page 41: ...valve start operation When 2o C Tpreset Tindoor ambient temperature Tcompensation 1o C unit operates according to the previous status When Tpreset Tindoor ambient temperature Tcompensation 2o C compr...

Page 42: ...rotective 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 condit...

Page 43: ...se or compressor rupture resulting in injury 4 During refrigerant recovery make sure that liquid valve and gas valve are fully closed and power is disconnected before detaching the connection pipe If...

Page 44: ...ccredited assessment authority which authorises their competence to handle refrigerants safely in accordance with an industry recognised assessment specification Servicing shall only be performed as r...

Page 45: ...e displayed Ventilated area Ensure that the area is in the open or that it is adequately ventilated before breaking into the system or conducting any hot work A degree of ventilation shall continue du...

Page 46: ...cceptable for all refrigerant systems Electronic leak detectors may be used to detect refrigerant leaks but in the case of flammable refrigerants the sensitivity may not be adequate or may need re cal...

Page 47: ...ctroprobe Electronic leakage detector Pipe pliers Pipe pliers Pipe cutter Screw driver Universal meter Vacuum pump Pipe bender Pipe expander Impact drill Drill head Electric drill Torque wrench Open e...

Page 48: ...50cm Space to the obstruction At least 30cm Space to the obstruction At least 50cm Space to the obstruction At least 200cm At least 30cm Space to the wall At least 15cm Space to the ceiling At least...

Page 49: ...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 Not...

Page 50: ...from animals or plants If it is unavoidable please add fence for safety purpose 8 4 Electric Connection Requirement 1 Safety Precaution 1 Must follow the electric safety regulations when installing th...

Page 51: ...pe can be led out in the direction of right rear right left or rear left As show in Fig 3 2 When selecting leading out the pipe from left or right please cut off the corresponding hole on the bottom c...

Page 52: ...te The wiring connect is for reference only please refer to the actual one 4 Put wiring cover back and then tighten the screw 5 Close the panel 1 All wires of indoor unit and outdoor unit should be co...

Page 53: ...capacity of 10000W 16000W 10 expansion screws are needed Note gas pipe Liquid pipe Liquid valve gas valve Union nut Pipe joint Foot holes Foot holes Chassis Outdoor drain joint Drain hose Drain vent 8...

Page 54: ...ote Liquid valve Gas valve Refrigerant charging vent Nut of refrigerant Charging vent Vacuum pump Piezometer Valve cap Lo Hi Inner hexagon spanner Open Close The drain hose can t be fluctuant The drai...

Page 55: ...utlet It may cause insufficient cooling heating capacity 10 The dust and sundries caused during installation are removed It may cause malfunction or damaging the parts 11 The gas valve and liquid valv...

Page 56: ...ting operation the complete unit stops Refer to the malfunction analysis overload high temperature resistant EEPROM malfunction EE During cooling and drying operation compressor will stop while indoor...

Page 57: ...requency for compressor is decreased Poor air return in indoor unit or fan speed is too low Voltage for DC bus bar is too high PH During cooling and drying operation compressor will stop while indoor...

Page 58: ...ontact of DC motor feedback terminal 2 Bad contact of DC motor control end 3 Fan motor is stalling 4 Motor malfunction 5 Malfunction of mainboard revdetecting circuit Desynchro nizing of compressor H7...

Page 59: ...f air filter poor ventilation or air flow short pass for condenser the sys tem has noncondensing gas such as air water etc blockage of capillary assy including filter leakage inside four way valve cau...

Page 60: ...57 Installation and Maintenance If malfunction occurs corresponding code will display and the unit will resume normal until protection or malfunction disappears...

Page 61: ...ion diagnosis process Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted Start Insert the temperature sensor tightly Yes Yes Yes Yes Yes Yes No No No...

Page 62: ...ction of PG motor control terminal is firm 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 Tighten...

Page 63: ...per cap tightly Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace the mainboard with the same model End Yes Yes Yes Yes Yes No No No No No 3 Malfunction of Protecti...

Page 64: ...slowly The zero cross detectioncircuit of the mainboard is defined abnormal Malfunction diagnosis process Turn power off for 1minute the turn back on The unit returns to normal Conclusion U8 is displa...

Page 65: ...ly Replace outdoor mainboard Connect normally Adjust the connection Replace fan capacitor Replace motor Fan capacitor is broken Motor is broken Replace mainboard Improve the radiating environment of u...

Page 66: ...tart check if the connection wire are correctly connected Replace the detecting plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Yes Yes No 6 Malfu...

Page 67: ...supply to restore the range 210VAC 250VAC power on and restart the unit If the fault is eliminated Measure the AC voltage between terminal L and and N on wiring board XT power supply Voltage higher t...

Page 68: ...N N N Anti high temperature overload protection If the outdoor ambient temperature is higher than 53 C After the unit de energized for 20min If the radiating of outdoor and indoor unit is well If the...

Page 69: ...e among three terminals UVW of compressor with a resistance measuring meter Whether the resistance value of three terminals are almost the same Measure the resistance between three terminals UVW of co...

Page 70: ...r stopping enough Fault diagnosis process No Yes No No Yes Yes Yes No 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 wir...

Page 71: ...r than Is the connection made in clockwise correctly Is connection sequence right direction Connect the wires correctly Replace the control panel AP1 If the fault is eliminated Replace the compressor...

Page 72: ...ter the complete unit is powered off Connect the wires correctly Is the terminal FA for the electronic expansion valve connected correctly If the fault is eliminated If the fault is eliminated Replace...

Page 73: ...oltage detection circuit is at fault Did the equipment operate normally before the failure occurs outdoor units Are wires broken Check wiring inside of the indoor and If the fault is eliminated Check...

Page 74: ...ge too low with overload Replace the mainboard with the same model Is the indoor outdoor heat exchanger dirty or are the air inlet and outlet blocked The fan is abnormal Fan speed is too low or fan do...

Page 75: ...details Malfunction of compressor Compressor cant operate Refer to point 5 of maintenance method for details 9 3 Troubleshooting for Normal Malfunction 1 Air Conditioner Cant be Started Up 2 Poor Coo...

Page 76: ...lace drain pipe Wrapping is not tight Water leaking from the pipe connection place of indoor unit Wrap it again and bundle it tightly 5 Compressor Cant Operate Possible causes Discriminating method ai...

Page 77: ...2 1 34 33 32 31 30 29 28 27 26 24 25 12 11 10 9 8 7 10 Exploded View and Parts List 10 1 Indoor Unit The component picture is only for reference please refer to the actual product GWH09ACC K6DNA1F I C...

Page 78: ...ide Louver 1 15 Crank 1 16 Stepping Motor 1 17 Rubber Plug Water Tray 1 18 Connecting pipe clamp 1 19 Fan Motor 1 20 Wall Mounting Frame 1 21 Cross Flow Fan 1 22 Evaporator Assy 1 23 Cold Plasma Gener...

Page 79: ...efer to the actual product 23 22 21 20 19 18 17 16 15 14 13 6 5 4 3 2 1 34 33 32 31 30 29 28 27 26 24 12 11 10 9 8 7 36 35 37 38 39 25 40 GWH09ACC K6DNA1F I CB497N16000 CB497N16001 CB497N16002 CB497N1...

Page 80: ...epping Motor 1 18 Crank 1 19 Rubber Plug Water Tray 1 20 Connecting pipe clamp 1 21 Fan Motor 1 22 Wall Mounting Frame 1 23 Cross Flow Fan 1 24 Evaporator Assy 1 25 Helicoid Tongue 1 26 Air Louver rig...

Page 81: ...ntenance The component picture is only for reference please refer to the actual product 34 33 1 5 6 7 8 9 10 11 12 13 14 16 17 18 19 23 24 25 26 27 30 29 22 32 31 35 36 37 20 21 15 28 4 2 3 38 GWH18AC...

Page 82: ...1 16 Fan Motor 1 17 Motor Press Plate 1 18 Wall Mounting Frame 1 19 Connecting pipe clamp 1 20 Crank 1 21 Stepping Motor 1 22 Drainage hose 1 23 Electric Box Assy 1 24 Lower Shield of Electric Box 25...

Page 83: ...nent picture is only for reference please refer to the actual product 1 31 3 4 5 6 7 8 9 10 12 13 14 15 19 20 21 22 23 24 25 18 28 29 30 35 16 17 11 26 2 27 32 34 33 36 37 37 GWH18ACD K6DNA1I I CB497N...

Page 84: ...ecting pipe clamp 1 16 Crank 1 17 Stepping Motor 1 18 Drainage hose 1 19 Electric Box Assy 1 20 Lower Shield of Electric Box 21 Electric Box 1 22 Jumper 1 23 Main Board 1 24 Shield Cover of Electric B...

Page 85: ...18 35 37 39 40 41 43 44 1 2 3 4 5 6 8 9 10 11 12 13 14 15 20 21 22 23 25 24 30 29 31 32 33 38 34 36 7 28 27 26 42 The component picture is only for reference please refer to the actual product GWH24AC...

Page 86: ...2 Connecting pipe clamp 1 23 Drainage Hose 1 24 Crank 1 25 Stepping Motor 1 26 Air Louver 1 27 Air Louver 1 1 28 Stepping Motor 1 29 Guide Louver 1 30 Axile Bush 2 31 Right Side Plate 1 32 Decorative...

Page 87: ...and Maintenance The component is only for rererence please refer to the actual product GWH09AFC K6DNA2F O 22 21 20 17 19 14 16 18 5 6 10 11 9 1 26 25 31 30 29 28 23 33 13 15 7 32 27 24 4 8 2 3 12 34 1...

Page 88: ...lencer 1 14 Cut off valve 3 8 N 1 15 Cut off valve 1 4 N 1 16 Valve Support 1 17 Compressor and Fittings 1 18 Chassis Sub assy 1 19 Motor Support 1 20 Fan Motor 1 21 Axial Flow Fan 1 22 Cabinet 1 23 F...

Page 89: ...ntenance 26 25 24 21 23 16 20 18 19 22 5 13 6 10 11 9 2 1 31 30 29 36 35 34 33 27 38 15 17 12 7 37 32 14 28 3 4 8 The component is only for rererence please refer to the actual product GWH12AFC K6DNA2...

Page 90: ...ver 1 15 Silencer 1 16 Cut off Valve Sub Assy 1 17 Strainer 1 18 Cut off Valve Assy 1 19 Valve Support 1 20 4 Way Valve Assy 1 21 Compressor and Fittings 1 22 Chassis Sub assy 1 23 Motor Support 1 24...

Page 91: ...88 Installation and Maintenance 1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 11 The component is only for rererence please refer to the actual product GWH24AFE K6DNA2I O...

Page 92: ...valve 1 4 N 1 10 Cut off valve 5 8 N 1 10 Valve Cover 1 11 Handle 1 12 Terminal Board 1 14 4 Way Valve Assy 1 15 Condenser Assy 1 16 Clapboard Assy 1 17 Motor Support 1 18 Brushless DC Motor 1 19 Top...

Page 93: ...t filter and right filter outwards to remove them 2 Remove front panel Separate the panel rotation shaft from the groove fixing the front panel and then removes the front panel Note The display of som...

Page 94: ...the horizontal louver from the crankshaft of step motor to remove it 5 Remove front case sub assy a Remove the screws fixing front case Note 1 Open the screw caps before removing the screws around the...

Page 95: ...iring terminal of power cord Lift up the main board and take it off Instruction Some wiring terminal of this products is with lock catch and other devices The pulling method is as below 1 Remove the s...

Page 96: ...rst remove the left side of evaporator from the groove of bottom shell and then remove the right side from the clasp on the bottom shell Adjust the position of connection pipe on evaporator slightly a...

Page 97: ...94 Installation and Maintenance Step Procedure b Loose the screws 2 3 circles used for fixing the cross flow fan pull right to pull out the motor Screw...

Page 98: ...op panel and then remove the top panel 3 Remove big handle and valve cover Remove the screws fixing big handle valve cover and then remove them GWH09AFC K6DNA2F O GWH12AFC K6DNA2F O Caution discharge...

Page 99: ...rew the ground screws remove the ground wires loosen the screws fixing terminal board remove the terminal board rescrew the screws fixing the right plate and remove the right side plate assy 6 Remove...

Page 100: ...e terminals of the electronic expansion valve coil and rotate to remove the electronic expansion valve coil Unsolder the welding joint connecting the electronic expansion Valve and then remove the ele...

Page 101: ...ve the nut on the fan and then remove the axial flow fan 11 Remove motor Remove the screws fixing the motor and then remove the motor 12 Remove motor support Remove the screws fixing the motor support...

Page 102: ...oldering the welding joint wrap the 4 way valve with a wet cloth completely to avoid damage to the valve caused by high temperature 14 Remove clapboard assy Remove the screws fixing the clapboard assy...

Page 103: ...dle and valve cover Remove the screws fixing big handle valve cover and then remove them 3 Remove top cover Remove the screws fixing top panel and then remove the top panel GWH18AFD K6DNA2I O big hand...

Page 104: ...move the front panel assy 5 Remove right side plate assy Rescrew the ground screws remove the ground wires loosen the screws fixing terminal board remove the terminal board rescrew the screws fixing t...

Page 105: ...lectrical box assy to the right so that the snaps on the clapboard are removed and the electrical box assy are removed 8 Remove motor Remove the screws fixing the motor and then remove the motor 9 Rem...

Page 106: ...oldering wrap the gas valve with a wet cloth completely to avoid damage to the valve caused by high temperature 11 Remove valve suppprt Remove the screws fixing valve support then remove the valve sup...

Page 107: ...move the isolation sheet 14 Remove clapboard assy Remove the screws fixing the clapboard assy and then remove the clapboard assy 15 Remove compressor Remove the 3 foot nuts on the compressor and then...

Page 108: ...er Remove the screws fixing top panel and then remove the top panel 3 Remove big handle and valve cover Remove the screws fixing big handle valve cover and then remove them GWH24AFE K6DNA2I O Caution...

Page 109: ...al board rescrew the screws fixing the right plate and remove the right side plate assy 6 Remove gas valve and liquid valve Remove the valve support bolck remove the screws fixing the gas valve and th...

Page 110: ...coil and rotate to remove the electronic expansion valve coil Unsolder the welding joint connecting the electronic expansion Valve and then remove the electronic expansion valve 9 Remove electric box...

Page 111: ...alve Note Before unsoldering the welding joint wrap the 4 way valve with a wet cloth completely to avoid damage to the valve caused by high temperature 11 Remove axial flow fan Remove the nut on the f...

Page 112: ...he motor support and lift the motor support to remove it 14 Remove clapboard assy Remove the screws fixing the clapboard assy and then remove the clapboard assy 15 Remove compressor Remove the 3 foot...

Page 113: ...ature Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C Fahrenheit display temperature o F Fahrenheit o F Celsius o C 32 33 32...

Page 114: ...steps B Remove the burrs Remove the burrs with shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipe A is different according to the diameter please refer to the sh...

Page 115: ...ensors for Indoor and Outdoor 20K Resistance Table of Discharge Temperature Sensor for Outdoor 50K Temp o C Resistance k Temp o C Resistance k Temp o C Resistance k Temp o C Resistance k 19 181 40 20...

Page 116: ...d West Jinji Rd Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522219 Fax 86 756 8669426 E mail global cn gree com For product improvement specifications and appearance in this manual are subject...

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