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Gree GWC18MC-D3DNA3D/O, Service Manual

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Gree GWC18MC-D3DNA3D/O Service Manual Download Page 18

15

Technical Information

Service Manual

5. Electrical Part

5.1 Wiring Diagram

● Indoor Unit

●Instruction

Symbol

Symbol Color 

Symbol

Symbol Color 

Symbol

Name

WH

White

GN

Green

CAP

Jumper cap

YE

Yellow

BN

Brown

COMP

Compressor

RD

Red

BU

Blue

Grounding wire

YEGN Yellow/Green

BK

Black

/

/

VT

Violet

OG

Orange

/

/

Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model.

$3

$30$,1%2$5'

57

57

7(036(1625

7(036(1625

78%(

5220

287'22581,7

GWC18MC-D3DNA3F/I GWC18MC-D3DNA5F/I GWH18MC-D3DNA3F/I GWH18MC-D3DNA8F/I GWH18MC-D3DNA5F/I

Summary of Contents for GWC18MC-D3DNA3D/O

Page 1: ...C OF ZHUHAI Change for Life Service Manual Model GWC18MC D3DNA3F GWC18MC D3DNA5F GWH18MC D3DNA3F GWH18MC D3DNA5F GWH18MC D3DNA8F GWC24MD D3DNA3F GWC24MD D3DNA5F GWH24MD D3DNA3F GWH24MD D3DNA5F GWH24MD...

Page 2: ...tem Diagram 14 5 Electrical Part 15 5 1 Wiring Diagram 15 5 2 PCB Printed Diagram 20 6 Function and Control 24 6 1 Remote Controller Introduction 24 6 2 Brief Description of Modes and Functions 28 Par...

Page 3: ...70 10 Exploded View and Parts List 72 10 1 Indoor Unit 72 10 2 Outdoor Unit 82 11 Removal Procedure 92 11 1 Removal Procedure of Indoor Unit 92 11 2 Removal Procedure of Outdoor Unit 102 Appendix 112...

Page 4: ...C D3DNA8F I GWH24MD D3DNA8F I GWC18MC D3DNA5F I GWH18MC D3DNA5F I GWC24MD D3DNA5F I GWH24MD D3DNA5F I Outdoor Unit GWC18MC D3DNA3D O GWH18MC D3DNA3D O GWH18MC D3DNA3D O electric heating band GWC24MD D...

Page 5: ...2 7 50 1 4 Indoor Unit Indoor Unit Model GWC18MC D3DNA3F I GWC18MC D3DNA5F I Indoor Unit Product Code CB171N08800 CB162N09400 Fan Type Cross flow Fan Diameter Length DXL inch 3 6 7X28 Cooling Speed S...

Page 6: ...ngth LXDXW inch 33X1 1 2X26 Fan Motor Speed rpm 800 Fan Motor Power Output W 60 Fan Motor RLA A 0 28 Fan Motor Capacitor F Outdoor Unit Air Flow Volume CFM 1883 Fan Type Axial flow Fan Diameter inch 2...

Page 7: ...8MC D3DNA3F I GWH18MC D3DNA8F I GWH18MC D3DNA3F I GWH18MC D3DNA5F I Indoor Unit Product Code CB171N08900 CB173N04900 CB171N08900 CB162N09300 Fan Type Cross flow Cross flow Fan Diameter Length DXL inch...

Page 8: ...Motor Power Output W 60 60 Fan Motor RLA A 0 28 0 28 Fan Motor Capacitor F Outdoor Unit Air Flow Volume CFM 1883 1883 Fan Type Axial flow Axial flow Fan Diameter inch 20 1 2 20 1 2 Defrosting Method A...

Page 9: ...r Unit Model GWC24MD D3DNA3F I GWC24MD D3DNA5F I Indoor Unit Product Code CB171N09700 CB162N09600 Fan Type Cross flow Fan Diameter Length DXL inch 3 6 7X30 1 8 Cooling Speed S H M L r min 1500 1200 10...

Page 10: ...A A 1 1 Fan Motor Capacitor F 4 Outdoor Unit Air Flow Volume CFM 2354 Fan Type Axial flow Fan Diameter inch 20 3 4 Defrosting Method Climate Type T1 Isolation I Moisture Protection IP24 Permissible Ex...

Page 11: ...I GWH24MD D3DNA5F I GWH24MD D3DNA3F I GWH24MD D3DNA8F I Indoor Unit Product Code CB171N09800 CB162N09500 CB171N09800 CB173N05000 Fan Type Cross flow Cross flow Fan Diameter Length DXL inch 3 6 7X30 1...

Page 12: ...0 800 Fan Motor Power Output W 90 90 Fan Motor RLA A 1 1 0 5 Fan Motor Capacitor F 4 Outdoor Unit Air Flow Volume CFM 2354 2354 Fan Type Axial flow Axial flow Fan Diameter inch 20 3 4 21 3 4 Defrostin...

Page 13: ...i t a r y t i c a p a C Outdoor temp F o i t a r y t i c a p a C Conditions cooling Indoor DB 80 F WB67 F Indoor air flow Turbo Pipe length 24 3 5ft 89 6 91 4 93 2 95 96 8 98 6 100 4 102 2 104 105 8...

Page 14: ...MPa T1 F T2 F 80 67 95 75 18K 0 9 to 1 1 53 6 to 57 2 109 4 to 105 8 Turbo High 77 80 67 95 75 24K 0 9 to 1 1 53 6 to 57 2 109 4 to 105 8 Turbo High 76 Rated heating condition F DB WB Model Pressure o...

Page 15: ...ervice Manual 3 Outline Dimension Diagram 3 1 Indoor Unit W D H Unit inch 2 2 1 6 2 1 6 3 1 3 3 1 2 6 2 7 2 5 9 2 3 4 2 3 4 5 1 2 27 1 3 27 7 2 3 7 1 4 18K Unit 24K Unit Model W H D 18K 37 11 3 4 7 7...

Page 16: ...13 Technical Information Service Manual 3 2 Outdoor Unit 18K Unit 24K Unit Unit inch 14 4 7 31 1 9 16 4 5 15 5 9 38 4 7 24 36 Unit inch 35 13 2 5 27 5 9 15 3 5 38 14 1 3 22...

Page 17: ...oor unit COOLING HEATING Accumlator 4 Way valve COOLING Discharge Suction Discharge Suction Heat exchanger evaporator Heat exchanger evaporator Heat exchanger condenser Valve Valve Valve Valve Liquid...

Page 18: ...umper cap YE Yellow BN Brown COMP Compressor RD Red BU Blue Grounding wire YEGN Yellow Green BK Black VT Violet OG Orange Note Jumper cap is used to determine fan speed and the swing angle of horizont...

Page 19: ...WR 3527 725 29 5 2 1 225 81 7 32 5 8 1 7 1 8 7 6 1625 1 1 203 203 9 203 8 8 9 20 11 5 57 0 5 2 1 29 203 6 7 203 203 8 7 03 6 1625 28778 2875220 7 03 6 1625 867 7 03 6 1625 1 1 02725 7 50 1 2 9 OHFWURQ...

Page 20: ...O 3 DQG 51 1 9 9 0 1 7 5 1 0 1 7 5 1 3 97 97 1 2 1 5 725 57 57 57 1 8 5 5 1 0 1 7 35 17 5 8 7 2 5 3 GWH18MC D3DNA3D O electric heating band CB171W04701 5 8 1 5 5 27720 21 7 5 7 57 57 57 5 725 1 2 1 97...

Page 21: ...18 Technical Information Service Manual 0 0 0 0 OVERLOAD PROTECTOR 0 0 0 0 OVERLOAD PROTECTOR GWH24MD D3DNA3D O CB171W07000 GWC24MD D3DNA3D O...

Page 22: ...Technical Information Service Manual These wiring diagrams are subject to change without notice please refer to the one supplied with the unit 0 0 0 0 GWH24MD D3DNA3D O electric heating band CB171W070...

Page 23: ...Interface of display 5 Jumper cap 6 Wired controller 7 Tube temperature sensor interface 8 Ambient temperature sensor interface 9 Live wire interface 10 Neutral wire interface 11 Fuse 12 Fan capacitor...

Page 24: ...ce 4 Display terminal interface 5 Jumper cap 6 Ambient temp sensor 7 Tube temp sensor 8 IDU and ODU communication interface 9 Live wire interface 10 Fuse 11 Neutral wire interface 12 Earth wire termin...

Page 25: ...ensor terminal 3 Compressor overload protection terminal 4 ODU temp sensor terminal 5 EXV terminal 6 Outdoor fan terminal 7 Four way valve terminal 8 Chassis electric heating wiring terminal 9 Communi...

Page 26: ...4 5 6 7 8 9 10 11 12 Bottom view 1 Compressor wiring connection terminal 2 3 Compressor overload protection terminal 4 ODU temp sensor terminal 5 EXV terminal 6 Outdoor fan terminal 7 Four way valve...

Page 27: ...OFF Button X FAN Button TEMP Button LIGHT Button SLEEP Button CLOCK Button TURBO Button Button 2 6 8 3 9 10 7 5 12 11 4 1 Operation mode Temp display type 1 ON OFF Button Press this button can turn on...

Page 28: ...oller 60 8 86 Fan speed auto low speed medium speed high speed 3 or Button Press or button once increase or decrease set temperature 33 8 Holding or button 2s later set temperature on remote controlle...

Page 29: ...r duct During x fan operation press X FAN button to turn off x fan function Indoor fan will stop operation immediately 9 TEMP Button By pressing this button you can see indoor set temperature indoor a...

Page 30: ...display please replace batteries Signal sender Battery Cover of battery box Remove Reinstall 1 After putting through the power press ON OFF button on remote controller to turn on the air conditioner...

Page 31: ...default set temperature is 77O F For cooling and heating model when Tamb 71 6O F the unit runs in heating mode in this case the factory default set temperature is 68O F For cooling only model when Ta...

Page 32: ...4 Fan mode Fan conditions and process In this mode IDU fan motor runs at set speed while the compressor and ODU fan motor stop operation The 4 way valve is de energized cooling only unit is without 4...

Page 33: ...lfunction protection turning off the unit by remote controller or switching modes in which stopping operation of compressor is needed 5 In each mode once stopped the compressor won t start again withi...

Page 34: ...gree 4 Turbo function This function can be set in cooling or heating mode When turbo function is set the system will operate in the highest fan speed 5 X FAN function This function can be set in cooli...

Page 35: ...p after malfunction or protection is resumed 2 Exit compulsory defrosting mode After compulsory defrosting is started up the complete unit will exit defrosting operation according to the actual defros...

Page 36: ...tection if Toutdoor pipe 131O F and the compressor has stopped for 3min the unit will resume previous running status In cooling and dry mode if Toutdoor pipe 131O F running frequency of compressor wil...

Page 37: ...ensor malfunction detection indoor unit displays F1 F2 F3 F4 F5 in cooling heating dry or fan mode Malfunction of indoor ambient temperature sensor indoor unit displays F1 which means indoor ambient t...

Page 38: ...the unit adequately grounded The grounding wire can t be used for other purposes 6 Must apply protective accessories such as protective boards cable cross loop and wire clip 7 The live wire neutral wi...

Page 39: ...ng tape 4 Electroprobe 7 Electronic leakage detector 10 Pipe pliers pipe cutter 2 Screw driver 5 Universal meter 8 Vacuum pump 11 Pipe expander pipe bender 3 Impact drill drill head electric drill 6 T...

Page 40: ...5 8 9 inch At least 5 8 9 inch Space to the wall S p a c e t o t h e o b s t r u c t i o n r o o l f e h t o t e c a p S Space to the obstruction Drainage pipe Space to the wall Space to the obstruct...

Page 41: ...or unit 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 installat...

Page 42: ...alized grounding device by a professional Please make sure it is always grounded effectively otherwise it may cause electric shock 2 The yellow green wire in air conditioner is grounding wire which ca...

Page 43: ...Fix the wall mounting frame on the wall with tapping screws ST4 2X25TA and then check if the frame is firmly installed by pulling the frame If the plastic expansion particle is loose please drill anot...

Page 44: ...cord and drain hose with the band As show in Fig 14 2 Reserve a certain length of drain hose and power cord for installation when binding them When binding to a certain degree separate the indoor pow...

Page 45: ...oint into the hole on the chassis 2 Connect the drain hose into the drain vent As show in Fig 19 3 Fix Outdoor Unit 1 Place the outdoor unit on the support 2 Fix the foot holes of outdoor unit with bo...

Page 46: ...etely It may cause insufficient cooling heating capacity The water outlet can t be placed in water 1 Use Vacuum Pump 1 Remove the valve caps on the liquid valve and gas valve and the nut of refrigeran...

Page 47: ...and then remove the cover of electric box 2 As shown in the fig below connect the plug of discharge resistance about 100ohm 20W if there is no discharge resistance you can use the plug of soldering ir...

Page 48: ...or and outdoor fan stop while indoor fan operates During heating operation all loads stop Poor air return of indoor unit 1 Check whether indoor unit s horizontal louver can close normally Rotation spe...

Page 49: ...ion of hardware 3 Replace outdoor unit s main board AP1 4 Communication malfunction E6 During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating oper...

Page 50: ...re sensor is damaged Please check it by referring to the resistance table for temperature sensor Main board is damaged 7 Indoor evaporator temperature sensor is open short circuited F2 The unit will s...

Page 51: ...cap hasn t been inserted on main board Refer to maintenance flowchart Jumper cap hasn t been inserted correctly and tightly Jumper cap is damaged Circuit of main board is abnormal 10 Malfunction of o...

Page 52: ...f outdoor discharge temperature sensor F5 During cooling and drying operation compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 14 Limit decrease freque...

Page 53: ...N on wiring board XT If the voltage is higher than 265VAC wait until the power voltage is decreased within normal range and then turn on the unit 1 Check whether power supply network is abnormal 2 If...

Page 54: ...peration compressor and outdoor fan stop while indoor fan operates During heating operation all loads stop 1 Wiring terminal OVC COMP is loose Under normal circumstances the resistance between both en...

Page 55: ...of IPM protection desynchronizing malfunction overcurrent protection of phase current of compressor Refer to maintenance flowchart 25 Failure startup Lc During cooling and drying operation compressor...

Page 56: ...diagnosis of charging malfunction for capacitor Refer to maintenance flowchart 29 Circuit malfunction of module temperature sensor P7 During cooling and drying operation compressor and outdoor fan sto...

Page 57: ...door unit s main board AP1 33 Limit decrease frequency due to module temperature protection EU All loads operates normally while operation frequency of compressor decreases Radiating grease on IPM mod...

Page 58: ...in board AP1 36 Limit decrease frequency due to freeze protection FH All loads operates normally while operation frequency of compressor decreases Poor air return of indoor unit or speed of fan is too...

Page 59: ...ce the mainboard with the same model End no no Is the temperature sensor normal according to the Resistance Table no Replace it with a temperature sensor with the same model no yes yes Is malfunction...

Page 60: ...ce PG motor End yes no Is malfunction eliminated yes no Insert the control terminal of PG motor tightly no no Reinstall the blade and motor correctly Is malfunction eliminated no no yes yes Turn on th...

Page 61: ...main board is loose Turn unit on to check whether the malfunction is eliminated Turn unit on to check whether the malfunction is eliminated Reinsert the wiring terminal of indoor fan It s the malfunc...

Page 62: ...r cap with the same model no Is malfunction eliminated no yes Insert the jumper cap tightly Is malfunction eliminated no no yes Is malfunction eliminated no yes Replace the mainboard with the same mod...

Page 63: ...still displayed The unit returns to normal Conclusion U8 is displayed due to instant energization afte de energization while the capacitor discharges slowly The zero cross detection circuit of the ma...

Page 64: ...and outlet blocked Normal fluctuation is within 10 of the rated voltage on the nameplate Malfunction is eliminated no yes no yes no yes no no no yes no yes no yes yes yes yes yes yes yes Malfunction i...

Page 65: ...Voltage higher than 200V Malfunction of the outdoor mainboard AP1 Replace outdoor mainboard Measure the voltage input with AC voltmeter see fig 30 Voltage within 180VAC 260VAC Shut down the power and...

Page 66: ...If the work load of unit is heavy If radiating of unit is good Malfunction diagnosis process N N Y N Y Y Y N N N N N Y Y Y Y Y H5 H7 or P5 is displayed after turning on the unit Measure if the voltage...

Page 67: ...E8 is displayed If the outdoor ambient temperature is higher than 53 Normal protection please use it after improving the outdoor ambient temperature Unit restarts normally Unit restarts normally If th...

Page 68: ...cient and the high and low pressure of system is not balanced please start the unit after 3min If the compressor wire COMP UVW is well connected and connection sequence is correct Check the connection...

Page 69: ...n valve damaged If the refrigerant is leaked The compressor overload protection terminal is not connected well with the mainboard If the overload protector is damaged Heat exchange of unit is not good...

Page 70: ...rigerant according to the service manual Compressor overload protection terminal is not connected well with the mainboard reconnect them correctly Heat exchange of unit is not good heat exchanger is d...

Page 71: ...well with the socket Connect the plug correctly Check the connection wire between reactor mainboard and situation of connection If there is short circuit or the connection wire is loose Reconnect the...

Page 72: ...he unit operates normally before malfunction Check built in wiring of indoor and outdoor unit If the wiring is damaged Replace the wire Check the malfunction type with communication malfunction detect...

Page 73: ...od for details Malfunction of compressor Compressor can t operate Refer to point 5 of maintenance method for details 9 4 Troubleshooting for Normal Malfunction 1 Air Conditioner Can t be Started Up 2...

Page 74: ...n pipe Replace 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 Can t Operate Possible causes Discriminatin...

Page 75: ...e Manual 10 Exploded View and Parts List 10 1 Indoor Unit 39 16 14 13 15 10 9 7 5 2 30 32 33 27 26 24 18 28 8 31 29 3 1 11 17 19 20 21 23 22 36 37 34 35 4 6 12 38 25 GWC18MC D3DNA3F I GWC18MC D3DNA5F...

Page 76: ...5 1 17 Wall Mounting Frame 01252218 01252218 1 18 Motor Press Plate 26112178 26112178 1 19 Fan Motor 1501211601 1501211601 1 20 Pipe Clamp 26112164 26112164 1 21 Drainage Hose 05230014 05230014 1 22 S...

Page 77: ...17 Wall Mounting Frame 01252218 01252218 1 18 Motor Press Plate 26112494 26112494 1 19 Fan Motor 1501214601 1501214601 1 20 Pipe Clamp 26112164 26112164 1 21 Drainage Hose 05230014 05230014 1 22 Step...

Page 78: ...75 Installation and Maintenance Service Manual 15 13 12 11 14 9 8 5 4 2 29 32 33 36 26 25 24 23 17 27 7 31 28 3 1 10 16 18 19 20 22 21 37 6 34 35 30 GWH18MC D3DNA8F I...

Page 79: ...e 01252218 1 17 Motor Press Plate 26112494 1 18 Fan Motor 1501214601 1 19 Connecting pipe clamp 26112164 1 20 Drainage Hose 05230014 1 21 SteppingMotor 15012086 1 22 Crank 10582070 1 23 Mesh Enclosure...

Page 80: ...5 13 12 14 9 8 4 2 28 30 31 25 24 23 17 26 7 29 27 3 1 10 16 18 19 20 22 21 33 34 32 11 35 6 5 FA N MODE I F EEL C LOC K TIMER ON X FA N T EMP TIMER OFF T URBO SLEEP LIGH T GWC24MD D3DNA3F I GWC24MD D...

Page 81: ...01002000004 01002000004 1 15 Wall Mounting Frame 01252032 01252032 1 16 Motor Press Plate 26112316 26112316 1 17 Fan Motor 15012136 15012136 1 18 Connecting pipe clamp 26112188 26112188 1 19 Drainage...

Page 82: ...ssy 01100100032 01100100032 1 15 Wall Mounting Frame 01252032 01252032 1 16 Motor Press Plate 26112330 26112330 1 17 Fan Motor 15012136 15012136 1 18 Connecting pipe clamp 26112188 26112188 1 19 Drain...

Page 83: ...80 Installation and Maintenance Service Manual GWH24MD D3DNA8F I 36 15 13 12 14 9 8 4 2 28 30 31 25 24 17 26 7 29 27 3 1 10 16 18 19 20 22 21 33 34 32 11 35 6 5 23...

Page 84: ...tor Support 24212103 1 14 Evaporator Assy 01002000004 1 15 Wall Mounting Frame 01252032 1 16 Motor Press Plate 26112316 1 17 Fan Motor 15012136 1 18 Connecting pipe clamp 26112188 1 19 Drainage hose 0...

Page 85: ...82 Installation and Maintenance Service Manual 10 2 Outdoor Unit GWC18MC D3DNA3D O 1 2 3 4 5 10 11 12 13 14 15 16 19 21 22 23 24 26 27 28 17 18 30 32 31 34 33 29 6 8 9 7 20 25 35 36...

Page 86: ...Plate 02115006P 1 15 Handle assy 02113109 1 16 Right Side Plate 0130509403P 1 17 Cut off Valve Sub Assy 07133210 1 18 Clapboard Assy 01233153 1 19 Condenser Assy 01163512 1 20 Front Grill 01473049 1...

Page 87: ...84 Installation and Maintenance Service Manual GWH18MC D3DNA3D O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 19 20 21 22 23 24 25 26 27 28 17 18 29 36 37 31 32 33 34 35 30 38...

Page 88: ...e assy 02113109 1 16 Right Side Plate 0130509403P 1 17 Cut off Valve Sub Assy 07133210 1 18 Magnet Coil 4300040033 1 19 Clapboard Assy 0123315301 1 20 Condenser Assy 01163487 1 21 Front Grill 01473049...

Page 89: ...86 Installation and Maintenance Service Manual 1 2 4 5 7 8 9 10 11 12 13 14 15 16 17 18 21 22 23 24 25 26 27 28 29 19 20 30 37 38 32 33 34 35 36 31 39 3 6 GWH18MC D3DNA3D O electric heating band...

Page 90: ...lve Cover 22245002 1 16 Retaining Plate 02115006P 1 17 Handle assy 02113109 1 18 Right Side Plate 0130509403P 1 19 Cut off Valve Sub Assy 07133058 1 20 Magnet Coil 4300040033 1 21 Clapboard Assy 01233...

Page 91: ...88 Installation and Maintenance Service Manual GWC24MD D3DNA3D O 2 15 17 16 14 13 1 21 18 19 8 9 10 11 7 6 4 5 24 25 23 29 28 30 31 12 32 27 20 26 22 3...

Page 92: ...rd Assy 01233154 1 14 Condenser Assy 01163425 1 15 Rear Grill 01475013 1 16 Wiring Clamp 26115004 1 17 Temperature Sensor 39000072 1 18 Right Side Plate 0130504402P 1 19 Handle assy 02113109 1 20 Reta...

Page 93: ...Installation and Maintenance Service Manual GWH24MD D3DNA3D O GWH24MD D3DNA3D O electric heating band 2 15 17 16 14 13 1 21 18 19 8 9 10 11 7 6 3 4 5 24 25 27 28 23 31 30 29 32 33 34 12 35 22 26 20 3...

Page 94: ...13 1 16 Wiring Clamp 26115004 26115004 1 17 Temperature Sensor 39000072 39000072 1 18 Right Side Plate 0130504402P 0130504402P 1 19 Handle assy 02113109 02113109 1 20 Retaining Plate 02115006P 0211500...

Page 95: ...zontal louver a b Panel Clasp left filter and right filer Axile bush Open the panel Loosen the clasp shown in the fig and then pull the left filter and right filer outwards to remove them Push out the...

Page 96: ...rotation Groove 3 Remove panel 4 Remove electric box cover Front case sub assy finger guard grille Front case sub assy Left clasp Middle clasp Right clasp Screw caps Screws Remove the screws fixing f...

Page 97: ...rent for different models 2 When pulling out the wiring terminal pay attention to loose the clasp and don t pull it so hard Wiring terminal of motor Vertical louver Loosen the connection clasps betwee...

Page 98: ...ectric box assy and then remove the electric box assy Screws Screws Display Screws Connection pipe clamp Evaporator assy Screws Connection pipe 8 Remove evaporator assy At the back of the unit remove...

Page 99: ...motor clamp Remove the screws at the connection place of cross flow blade and motor lift the motor and cross flow blade upwards to remove them Motor Screws Cross flow c Remove the bearing holder sub...

Page 100: ...nd then pull the left filter and right filer outwards to remove them panel rotation groove panel 2 Remove panel Open the front panel separate the panel rotation shaft from the groove fixing the front...

Page 101: ...ntity of screws fixing the front case sub assy is different for different models Loosen the clasps at left middle and right sides of front case Life the front case sub assy upwards to remove it screw...

Page 102: ...ction place between grounding wire and evaporator Pull out the wiring terminal of motor and wiring terminal of step motor from the mainboard Note 1 Location of tube temperature sensor and tieline on t...

Page 103: ...assy evaporator c Adjust the position of connection pipe on evaporator slightly and then lift the evaporator upwards to remove it connection pipe Remove two screws fixing display Note The display of...

Page 104: ...motor clamp and then remove the motor clamp Remove the screws at the connection place of cross flow blade and motor lift the motor and cross flow blade upwards to remove them c Remove the bearing hold...

Page 105: ...removal 1 Remove top cover and handle Before disassembly Twist off the screws used for fi xing the handle pull the handle upward to remove it Loosen the screws fixing the valve cover and then remove t...

Page 106: ...anel pull it upward loosen the clasp on the right side rotate it to the left and then remove the front panel 2 Remove the screws connecting the right side plate with the chassis the valve support and...

Page 107: ...and then remove the axial flow fan Remove the screws fixing the electric box sub assy loosen the wire bundle pull out the wiring terminals and then pull the electric box upwards to remove it 1 Twist...

Page 108: ...ts fixing the valve sub assy Unsolder the soldering joint between gas valve and air return pipe and then remove the gas valve note when unsoldering the soldering joint wrap the gas valve with wet clot...

Page 109: ...ompressor and the condenser assy and then remove the 4 way valve Twist off the three foot nuts on compressor and then remove the compressor Remove the 4 tapping screws fixing the motor disconnect the...

Page 110: ...en the screws fixing the valve cover and then remove it Procedure Steps 2 Remove top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate and the...

Page 111: ...ocedure Steps Remove screws connecting front side plate outer case and chassis and then remove the front side plate Remove screws fixing front panel chassis and motor support and then remove the front...

Page 112: ...Remove nut on blade with wrench and then remove the axial flow blade Remove screws fixing electric box cut off the tielien with scissors pull out the wiring terminal and then lift up the electric box...

Page 113: ...ws fixing the motor support pull it upwards and then remove the motor support Twist off the screws connecting isolation sheet and end plate of condenser and chassis and then remove the isolation sheet...

Page 114: ...emove the gas valve note when unsoldering the soldering joint wrap the gas valve with wet cloth completely to avoid the damage to valve and release all refrigerant completely at first Unsolder the sol...

Page 115: ...tdoor unit throttle Liquid pipe inch Gas pipe inch Cooling only oz ft Cooling and heating oz ft 1 4 3 8or 1 2 0 2 0 2 1 4 or 3 8 5 8 or 3 4 0 2 0 2 1 2 3 4 or 7 8 0 3 1 3 5 8 1 or 1 1 4 0 7 1 3 3 4 2...

Page 116: ...to the following steps A Cut the pip Confirm the pipe length according to the distance of indoor unit and outdoor unit Cut the required pipe with pipe cutter B Remove the burrs Remove the burrs with s...

Page 117: ...8 8 2 133 239 0 66 30 2 51 59 100 4 8 642 170 6 2 064 240 8 0 642 32 49 02 102 2 8 297 172 4 1 997 242 6 0 625 33 8 46 6 104 7 967 174 2 1 933 244 4 0 608 35 6 44 31 105 8 7 653 176 1 871 246 2 0 592...

Page 118: ...04 28 4 72 41 98 6 12 168 8 2 844 239 0 88 30 2 68 79 100 4 11 52 170 6 2 752 240 8 0 856 32 65 37 102 2 11 06 172 4 2 663 242 6 0 833 33 8 62 13 104 10 62 174 2 2 577 244 4 0 811 35 6 59 08 105 8 10...

Page 119: ...18 219 2 2 955 10 4 306 2 80 6 45 07 150 8 9 827 221 2 872 12 2 289 6 82 4 43 16 152 6 9 489 222 8 2 792 14 274 84 2 41 34 154 4 9 165 224 6 2 715 15 8 259 3 86 39 61 156 2 8 854 226 4 2 64 17 6 245...

Page 120: ...d Qianshan Zhuhai Guangdong China 519070 Tel 86 756 8522218 Fax 86 756 8669426 Email gree gree com cn Http www gree com HONG KONG GREE ELECTRIC APPLIANCES SALES LIMITED Add Unit 2612 26 F Miramar Towe...

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