Gree CA145006400 Service Manual Download Page 14

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Technical Information

Service Manual

4. Refrigerant System Diagram

Cooling only model

Indoor unit

Outdoor unit

Accumlator

COOLING

Discharge

Suction

Heat

exchanger

(evaporator)

Heat

exchanger

(condenser)

Valve

Liquid pipe

side

Gas pipe

side

Compressor

Strainer

Throttle Valve

Indoor unit

Outdoor unit

Accumlator

COOLING

Discharge

Suction

Heat

exchanger

(evaporator)

Heat

exchanger

(condenser)

Valve

Liquid pipe

side

Gas pipe

side

Compressor

Strainer

Capillary

GWC12NC-K3NNA3F/O GWH12NC-K3NNA2G/O GWC12NC-K3NNA3F/O GWH12NC-K3NNA2G/O

GWC12NC-K3NNA3E/O

Summary of Contents for CA145006400

Page 1: ...UHAI Change for Life Service Manual Models GWC12NC K3NNA3F GWH12NC K3NNA2G GWC12NC K3NNA4F GWH12NC K3NNA4H GWC12NC K3NNA5F GWH12NC K3NNA5G GWC12NC K3NNA9F GWH12NC K3NNA9G GWC12NC K3NNB4F GWH12NC K3NNB4G GWC12NC K3NND4E Refrigerant R410A ...

Page 2: ...emote Controller Introduction 17 6 2 Brief Description of Modes and Functions 21 Part Ⅱ Installation and Maintenance 26 7 Notes for Installation and Maintenance 26 8 Installation 28 8 1 Installation Dimension Diagram 28 8 2 Installation Parts Checking 30 8 3 Selection of Installation Location 30 8 4 Electric Connection Requirement 30 8 5 Installation of Indoor Unit 30 8 6 Installation of Outdoor U...

Page 3: ...e 56 11 1 Removal Procedure of Indoor Unit 56 11 2 Removal Procedure of Outdoor Unit 61 Appendix 65 Appendix 1 Reference Sheet of Celsius and Fahrenheit 65 Appendix 2 Configuration of Connection Pipe 65 Appendix 3 Pipe Expanding Method 66 Appendix 4 List of Resistance for Temperature Sensor 67 Table of Contents ...

Page 4: ...rvice Manual 1 Summary Part Ⅰ Technical Information Indoor Unit GWC12NC K3NNA3F I GWH12NC K3NNA2G I GWC12NC K3NNA4F I GWH12NC K3NNA4H I GWC12NC K3NNA5F I GWH12NC K3NNA5G I Cool Heat Power Dry GWC12NC K3NNA9F I GWH12NC K3NNA9G I ...

Page 5: ...C12NC K3NNA4F I CA161N13300 GWH12NC K3NNA4H CA161013400 GWH12NC K3NNA4H I CA161N13400 GWH12NC K3NNA2G O CA181W15200 GWC12NC K3NNA5F CA162018000 GWC12NC K3NNA5F I CA162N18000 GWC12NC K3NNA3F O CA171W29800 GWH12NC K3NNA5G CA162018100 GWH12NC K3NNA5G I CA162N18100 GWH12NC K3NNA2G O CA181W15200 GWC12NC K3NNA9F CA182006200 GWC12NC K3NNA9F I CA182N06200 GWC12NC K3NNA3F O CA171W29800 GWH12NC K3NNA9G CA18...

Page 6: ...or unit GWC12NC K3NNA3F I GWC12NC K3NNA4F I GWC12NC K3NNA5F I GWH12NC K3NNA2G I GWH12NC K3NNA4H I GWH12NC K3NNA5G I Fan Type Cross flow Cross flow Diameter Length DXL mm Φ92X645 Φ92X645 Fan Motor Cooling Speed SH H M L SL r min 1350 1250 1100 950 1350 1250 1100 950 Fan Motor Heating Speed SH H M L SL r min 1350 1250 1100 1000 Output of Fan Motor W 20 20 Fan Motor RLA A 0 22 0 2 Fan Motor Capacitor...

Page 7: ...06 Fan Motor Speed rpm 850 850 Output of Fan Motor W 35 35 Fan Motor RLA A 0 33 0 22 Fan Motor Capacitor μF 2 5 2 5 Air Flow Volume of Outdoor Unit m3 h 1600 1600 Fan Type Axial flow Axial flow Fan Diameter mm Φ394 5 Φ394 5 Defrosting Method Automatic Defrosting Climate Type T1 T1 Isolation I I Moisture Protection IP24 IP24 Permissible Excessive Operating Pressure for the Discharge Side MPa 4 0 4 ...

Page 8: ...2NC K3NNB4F I GWH12NC K3NNA9G I GWH12NC K3NNB4G I Fan Type Cross flow Cross flow Diameter Length DXL mm Φ92X645 Φ92X645 Fan Motor Cooling Speed SH H M L SL r min 1350 1250 1100 950 1350 1250 1100 950 Fan Motor Heating Speed SH H M L SL r min 1350 1250 1100 1000 Output of Fan Motor W 20 20 Fan Motor RLA A 0 22 0 2 Fan Motor Capacitor μF 1 1 Input of Heater W Evaporator Form Aluminum Fin copper Tube...

Page 9: ...06 Fan Motor Speed rpm 850 850 Output of Fan Motor W 35 35 Fan Motor RLA A 0 33 0 22 Fan Motor Capacitor μF 2 5 2 5 Air Flow Volume of Outdoor Unit m3 h 1600 1600 Fan Type Axial flow Axial flow Fan Diameter mm Φ394 5 Φ394 5 Defrosting Method Automatic Defrosting Climate Type T1 T1 Isolation I I Moisture Protection IP24 IP24 Permissible Excessive Operating Pressure for the Discharge Side MPa 4 0 4 ...

Page 10: ...it Model of indoor unit GWC12NC K3NND4E I Fan Type Cross flow Diameter Length DXL mm Φ92X645 Fan Motor Cooling Speed SH H M L SL r min 1350 1250 1100 950 Fan Motor Heating Speed SH H M L SL r min Output of Fan Motor W 20 Fan Motor RLA A 0 31 Fan Motor Capacitor μF 1 Input of Heater W Evaporator Form Aluminum Fin copper Tube Pipe Diameter mm Φ7 Row fin Gap mm 2 1 4 Coil Length LXDXW mm 645X25 4X266...

Page 11: ... μF 2 5 Air Flow Volume of Outdoor Unit m3 h 1600 Fan Type Axial flow Fan Diameter mm Φ394 5 Defrosting Method Climate Type T1 Isolation I Moisture Protection IP24 Permissible Excessive Operating Pressure for the Discharge Side MPa 4 3 Permissible Excessive Operating Pressure for the Suction Side MPa 2 5 Sound Pressure Level H M L dB A 52 Sound Power Level H M L dB A 62 Dimension WXHXD mm 776X540X...

Page 12: ...r and outdoor unit Inlet and outlet pipe temperature of heat exchanger Fan speed of indoor unit Fan speed of outdoor unit Indoor Outdoor P MPa T1 C T2 C 20 7 6 12K 2 2 2 5 in 75 85 out 37 43 in 1 3 out 2 5 Super High High Instruction T1 Inlet and outlet pipe temperature of evaporator T2 Inlet and outlet pipe temperature of condenser P Pressure at the side of big valve Connection pipe length 5 m Co...

Page 13: ...10 Technical Information Service Manual 3 Outline Dimension Diagram 3 1 Indoor Unit 3 2 Outdoor Unit Unit mm Unit mm 845 130 542 173 80 143 43 43 Φ55 180 275 Φ55 712 776 510 320 257 6 8 2 0 4 5 ...

Page 14: ...Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Compressor Strainer Throttle Valve Indoor unit Outdoor unit Accumlator COOLING Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Compressor Strainer Capillary GWC12NC K3NNA3F O GWH12NC K3NNA2G O GWC12NC K3NNA3F O GWH12NC K3NNA2G O GWC12NC K3NNA3E O ...

Page 15: ...t Outdoor unit COOLING HEATING Accumlator 4 Way valve Discharge Suction Heat exchanger evaporator Heat exchanger condenser Valve Valve Liquid pipe side Gas pipe side Compressor Strainer Strainer Throttle Valve Connection pipe specification Liquid pipe 1 4 6mm Gas pipe 1 2 12mm ...

Page 16: ...ite 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 N L OUTDOOR UNIT II I Models GWC12NC K3NNA3F I GWC12NC K3NNA4F I GWC12NC K3NNA5F I GWC12NC K3NNA9F I GWC12NC K3NND4E I ...

Page 17: ...14 Technical Information Service Manual Models GWH12NC K3NNA2G I GWH12NC K3NNA4H I GWH12NC K3NNA5G I GWH12NC K3NNA9G I GWH12NC K3NNB4G I I I I 2 4 5 N L Outdoor Unit Model GWC12NC K3NNA3E O ...

Page 18: ...E N 1 C2 PE XT2 PE PE R M PE CAP 4 5 C S VT COMP Motor ground only applies to the iron shell motor These circuit diagrams are subject to change without notice please refer to the one supplied with the unit BLOCK TERMINAL C2 XT N 1 2 PE COMP FAN YEGN PE PE M MOTOR Motor ground only applies to the iron shell motor COMP YEGN PE R M PE C BK S RD BN C1 BU YE BU BK BU BK YEGN INDOOR UNIT BU BK Model GWC...

Page 19: ...ealthy function 5 Neutral wire for healthy function 6 Control interface for PG motor 7 Neutral wire 8 4 way valve 9 Outdoor fan 10 Auto button 11 Up down swing 12 Feedback interface for PG motor 13 Jumper cap 14 Display interface 15 Tube temperature sensor 16 Ambient temperaturesensor 5 2 PCB Printed Diagram Top view Bottom view ...

Page 20: ... 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 or turn off the air conditioner After turning on the air conditioner operation indicator on indoor unit s display is ON green indicator The colour is different for different models and indoor unit w...

Page 21: ...ntroller 16 30 Fan speed auto low speed medium speed high speed 3 or Button Press or button once increase or decrease set temperature 1 Holding or button 2s later set temperature on remote controller will change quickly On releasing button after setting is finished temperature indicator on indoor unit will change accordingly Temperature can t be adjusted under auto mode When setting TIMER ON TIMER...

Page 22: ... 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 ambient temperature or outdoor ambient temperature on indoor unit s display The setting on remote controlleris selected circularly as below When selecting or no display with remote controller temperatur...

Page 23: ...o 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 2 Press MODE button to select your required mode AUTO COOL DRY FAN HEAT 3 Press or button to set your required temperature Temperature can t be adjusted under auto mode 4 Press FAN button to set your...

Page 24: ...rature is 20 22 Tamb 26 The system operates under fan mode if turn on the unit to enter into auto mode for the first time If switch to auto mode from cooling heating or fan mode the system keeps previous operation mode If switch to auto mode from drying mode the system operates under fan mode Display Operation icon actual operation mode icon set temperature that s the display content of dual 8 nix...

Page 25: ...details 3 Drying mode Operation condition and process for drying mode When Tamb Tset 2 the system starts drying and cooling In this case the compressor and the ODU fan motor operate and the IDU fan motor operates at low speed When Tset 2 Tamb Tset 2 the system will start drying In this case the IDU fan motor operates at low speed the compressor and the ODU fan motor operate for 6 minutes and stop ...

Page 26: ... controller is detected that Ttube 55 the ODU fan motor stops operation When Ttube is resumed normally the ODU fan motor resumes operation Noise silencing protection When turning off the unit or during mode switchover the 4 way valve is closed In order to decrease noise the 4 way valve will delay 2mins to be closed Overcurrent protection this protection function is not available for those models w...

Page 27: ...tch After pressing this button the system will operate according under auto mode and the IDU fan motor operates at auto speed Swing motor operates when the IDU fan motor operates Press this button again to turn off the unit 3 Sleep function In this mode the system will select proper sleep curve to operate according to different set temperature If start up sleep function under cooling or drying mod...

Page 28: ...mer can t be memorized Power failure when turning off the unit Memory content OFF status mode up down swing light set temperature set fan speed general timer Fahrenheit Celsius General timer can be memorized Time of timer is calculated again from energization Clock timer can t be memorized 4 Special Function 1 Health function for the model with health function During operation of the IDU fan motor...

Page 29: ...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 wire and grounding wire of power supply must be corresponding to the live wire neutral wire and grounding wire of the air conditioner 8 The power cord and power connection wires can t be pressed by hard obj...

Page 30: ...ing 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 Torque wrench open end wrench inner hexagon spanner 9 Pressure meter 12 Soldering appliance refrigerant container ...

Page 31: ...15cm At least 50cm At least 50cm At least 30cm At least 300cm At least 200cm Space to the floor Space to the obstruction Space to the obstruction Space to the obstruction Space to the ceiling Space to the obstruction Space to the obstruction At least 30cm At least 15cm At least 15cm Space to the wall Space to the wall Space to the wall ...

Page 32: ...oor 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 installation Note this flow is only for reference please find the more detailed installation steps in this section Select outdoor unit installation location Install the support of outdoor unit select it accor...

Page 33: ...ecialized 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 can t be used for other purposes 3 The grounding resistance should comply with national electric safety regulations 4 The appliance must be positioned so that the plug is accessible 5 An all pole dis...

Page 34: ...astic expansion particle is loose please drill another fixing hole nearby 3 Install Wall mounting Frame 1 Choose the position of piping hole according to the direction of outlet pipe The position of piping hole should be a little lower than the wall mounted frame As show in Fig 1 5 Connect the Pipe of Indoor Unit 1 Aim the pipe joint at the corresponding bellmouth As show in Fig 5 2 Pretightening ...

Page 35: ...vely in order to prevent blocking 7 Connect Wire of Indoor Unit 1 Open the panel remove the screw on the wiring cover and then take down the cover As show in Fig 11 8 Bind up Pipe 1 Bind up the connection pipe power 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...

Page 36: ...it 1 Fix the Support of Outdoor Unit Select it According to the Actual Installation Situation 1 Select installation location according to the house structure 2 Fix the support of outdoor unit on the selected location with expansion screws 5 Connect Outdoor Electric Wire 1 Remove the wire clip connect the power connection wire and signal control wire only for cooling and heating unit to the wiring ...

Page 37: ...1 Remove the valve caps on the liquid valve and gas valve and the nut of refrigerant charging vent 2 Connect the charging hose of piezometer to the refrigerant charging vent of gas valve and then connect the other charging hose to the vacuum pump 3 Open the piezometer completely and operate for 10 15min to check if the pressure of piezometer remains in 0 1MPa 4 Close the vacuum pump and maintain t...

Page 38: ...ring heating operation the complete unit stops operation 1 The wiring terminal between indoor evaporator temperature sensor and main board 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 resistance table for temperature sensor 4 Main board is broken 3 Blocke...

Page 39: ...r loosened or poorly contacted Insert the temperature sensor tightly yes Is malfunction eliminated Is there short circuit due to trip over of the parts Make the parts upright yes Is malfunction eliminated Replace 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 ma...

Page 40: ...otor correctly Is malfunction eliminated no no yes yes 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 no yes yes Is the motor started up no Is malfunction eliminated yes yes yes no yes Is malfunction eliminated Tighten the screw reassemble the blade motor and shaft bearing rubber base sub assy to...

Page 41: ...per cap inserted correctly and tightly Replace the jumper cap with the same model End yes yes Assemble the jumper 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 model 3 Malfunction of Protection of Jumper Cap C5 ...

Page 42: ...he 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 mainboard is defined abnormal Replace the mainboard with the same model End No Yes 4 Malfunction of Zero crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 ...

Page 43: ...d for details Malfunction of compressor Compressor can t operate Refer to point 5 of maintenance method for details 9 3 Maintenance Method for Normal Malfunction 1 Air Conditioner Can t be Started Up 2 Poor Cooling Heating for Air Conditioner 3 Horizontal Louver Can t Swing Possible Causes Discriminating Method Air conditioner Status Troubleshooting No power supply or poor connection for power plu...

Page 44: ...in 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 Discriminating method air conditioner status Troubleshooting Wrong wire connection or poor connection Check the wiring status according to circuit diagram Connect wires according to wiring diagram to make sure al...

Page 45: ...Manual 10 Exploded View and Parts List 10 1 Indoor Unit Models GWC12NC K3NNA3F I GWH12NC K3NNA2G I GWC12NC K3NNA4F I GWH12NC K3NNA4H I GWC12NC K3NNA5F I GWH12NC K3NNA5G I GWC12NC K3NNA9F I GWH12NC K3NNA9G I GWC12NC K3NNB4F I GWH12NC K3NNB4G I ...

Page 46: ...022 1 17 Drainage Hose 0523001401 0523001405 1 18 Wall Mounting Frame 01252021 01252021 1 19 Evaporator Assy 01002564 01002565 1 20 Evaporator Support 24212091 24212091 1 21 Connecting Cable 40020540 40020540 1 22 Connecting Cable 40020536 1 23 Power Cord 400203495 400203495 1 24 Connecting pipe clamp 26112164 26112164 1 25 Fan Motor 150120874 150120874 1 26 Motor Press Plate 26112161 26112161 1 2...

Page 47: ...022 1 17 Drainage Hose 0523001401 0523001401 1 18 Wall Mounting Frame 01252021 01252021 1 19 Evaporator Assy 01002564 01002565 1 20 Evaporator Support 24212091 24212091 1 21 Connecting Cable 40020540 40020540 1 22 Connecting Cable 40020536 1 23 Power Cord 400203495 400203495 1 24 Connecting pipe clamp 26112164 26112164 1 25 Fan Motor 150120874 150120874 1 26 Motor Press Plate 26112161 26112161 1 2...

Page 48: ...022 1 17 Drainage Hose 0523001401 0523001405 1 18 Wall Mounting Frame 01252021 01252021 1 19 Evaporator Assy 01002564 01002565 1 20 Evaporator Support 24212091 24212091 1 21 Connecting Cable 40020540 40020540 1 22 Connecting Cable 40020536 1 23 Power Cord 400203495 400203495 1 24 Connecting pipe clamp 26112164 26112164 1 25 Fan Motor 150120874 150120874 1 26 Motor Press Plate 26112161 26112161 1 2...

Page 49: ...52022 1 17 Drainage Hose 0523001401 0523001405 1 18 Wall Mounting Frame 01252021 01252021 1 19 Evaporator Assy 01002564 01002565 1 20 Evaporator Support 24212091 24212091 1 21 Connecting Cable 40020540 40020540 1 22 Connecting Cable 40020536 1 23 Power Cord 400203495 400203495 1 24 Connecting pipe clamp 26112164 26112164 1 25 Fan Motor 150120874 150120874 1 26 Motor Press Plate 26112161 26112161 1...

Page 50: ...6152022 1 17 Drainage Hose 0523001401 0523001405 1 18 Wall Mounting Frame 01252021 01252021 1 19 Evaporator Assy 01002564 01002565 1 20 Evaporator Support 24212091 24212091 1 21 Connecting Cable 40020540 40020540 1 22 Connecting Cable 40020536 1 23 Power Cord 400203495 400203495 1 24 Connecting pipe clamp 26112164 26112164 1 25 Fan Motor 150120874 150120874 1 26 Motor Press Plate 26112161 26112161...

Page 51: ...48 Installation and Maintenance Service Manual GWC12NC K3NND4E I 45 43 42 15 14 13 12 16 17 18 19 20 21 22 23 26 40 39 38 37 36 35 34 33 32 31 11 10 9 8 7 6 5 4 3 2 1 30 28 41 25 24 29 27 44 ...

Page 52: ...ontroller 30510516 1 19 Drainage Hose 0523001401 1 20 Wall Mounting Frame 01252021 1 21 Evaporator Assy 01002564 1 22 Evaporator Support 24212091 1 23 Connecting Cable 40020540 0 24 Connecting Cable 0 25 Receiver Window 22432191P 1 26 Front Panel 20012687S 1 27 Temperature Sensor 390000597 1 28 Temperature Sensor 390000453 1 29 Main Board 30138000329 1 30 Terminal Board 42010276 1 31 Electric Box ...

Page 53: ...50 Installation and Maintenance Service Manual 10 2 Outdoor Unit GWC12NC K3NNA3E O 1 2 3 6 7 8 9 10 11 12 13 14 15 16 17 18 19 23 22 21 20 24 25 26 27 28 4 5 ...

Page 54: ...rge Tube 03543102 1 7 Capillary Sub assy 03163298 1 8 Valve 07100006 1 9 Valve 07100003 1 10 Big Handle 26233433 1 11 Valve Support 0170308901P 1 12 Right Side Plate Sub Assy 01303183 1 13 Electric Box Assy 02613663 1 14 Terminal Board 42011154 1 15 Capacitor CBB61 33010026 1 16 Capacitor 3300008102 1 17 Rear Grill 1112320501 1 18 Condenser Assy 01163914 1 19 Top Cover Sub Assy 01253031 1 20 Clapb...

Page 55: ...52 Installation and Maintenance Service Manual GWC12NC K3NNA3F O ...

Page 56: ... 6 Discharge Tube 03500800671 1 7 throttle 0300550001601 1 8 Valve 07100006 1 9 Valve 07100003 1 10 Big Handle 262334332 1 11 Valve Support 0170308901P 1 12 Right Side Plate Sub Assy 01303183 1 13 Terminal Board 42011154 1 14 Capacitor CBB65 3300008101 1 15 Capacitor CBB61 3301074710 1 16 Electric Box Assy 10000202033 1 17 Rear Grill 1112320501 1 18 Condenser Assy 0001000000301 1 19 Top Cover Sub ...

Page 57: ...54 Installation and Maintenance Service Manual GWH12NC K3NNA2G O ...

Page 58: ...ve 07100003 1 11 Valve 07100006 1 12 Big Handle 262334332 1 13 Valve Support 0170308901P 1 14 Right Side Plate Sub Assy 01303183 1 15 4 way Valve 430004022 1 16 Electric Box Assy 10000201973 1 17 Terminal Board 42010265 1 18 Terminal Board 42011147 1 19 Capacitor CBB65 3300008101 1 20 Capacitor CBB61 3301074710 1 21 Rear Grill 1112320501 1 22 Condenser Assy 0001000000201 1 23 Top Cover Sub Assy 01...

Page 59: ...ove horizontal 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 axile bush on horizontal louver Bend the horizontal louver with hand and then separate the horizontal louver from the crankshaft of step motor to remove it Horizontal louver Location of step ...

Page 60: ... box cover 2 Electric box cover 2 Screws Panel Front panel Panel rotation Groove 3 Remove panel 4 Remove electric box cover 2 Front case sub assy Front case sub assy Left clasp Middle clasp Right clasp Screw caps Screws Remove the screws fixing front case Note 1 Open the screw caps before removing the screws around the air outlet 2 The quantity of screws fixing the front case sub assy is different...

Page 61: ...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 the evaporator is different for different models 2 When pulling out the wiring terminal pay attention to loose the clasp and don t pull it so hard Loosen the connection clasps between shield cover of electric box sub assy and electric b...

Page 62: ...lectric box assy and then remove the electric box assy Screws Screw Display Screws Connection pipe clamp Evaporator assy Screws Connection pipe 8 Remove evaporator assy At the back of the unit remove the screw fixing connection pipe clamp and then remove the connection pipe clamp Remove 3 screws fixing evaporator assy Adjust the position of connection pipe on evaporator slightly and then lift the ...

Page 63: ...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 Motor Screws Cross flow c Remove the bearing holder sub assy Holder sub assy Bottom case Remove the screw fixing step motor and then remove the step motor Step motor 9 Remove step motor Procedure Steps Screws ...

Page 64: ...mbly 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 Note Take heat pump unit for example ...

Page 65: ...nel with the chassis 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 plate Remove the nut on the blade and then remove the axial flow blade 5 Remove front panel front grille 6 Remove right side plate front panel right side plate 7 Remove axial flow blade...

Page 66: ...ift the motor support 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 isolation sheet Remove the 3 screws fixing the isolation sheet and then remove the isolation sheet 11 Remove soundproof sponge Remove the soundproof sponge wrapping the compressor isolatio...

Page 67: ...h welding slag 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 completely before unsoldering when unsoldering wrap the gas valve with a wet cloth completely to avoid damage to the valve caused by high temperature Remove the 2 screws fixing the liquid valve...

Page 68: ... 56 55 4 13 79 80 78 8 26 34 35 33 8 1 57 58 57 2 14 81 80 6 27 36 35 6 2 59 60 59 15 82 83 82 4 28 37 38 37 4 3 61 62 60 8 16 84 85 84 2 29 39 40 39 2 4 63 62 6 17 86 87 86 30 41 42 41 5 64 65 64 4 18 88 89 87 8 31 43 44 42 8 6 66 67 66 2 19 90 89 6 32 45 44 6 7 68 69 68 20 91 92 91 4 33 46 47 46 4 8 70 71 69 8 21 93 94 93 2 34 48 49 48 2 9 72 71 6 22 95 96 95 35 50 51 50 10 73 74 73 4 23 97 98 9...

Page 69: ...lowing 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 shaper and prevent the burrs from getting into the pipe C Put on suitable insulating pipeD Put on the union nut Remove the union nut on the indoor connection pipe and outdoor valve install the union nut on the p...

Page 70: ...8 6 66 88 33 10 63 72 2 439 111 0 737 5 63 46 34 10 2 73 2 358 112 0 717 4 60 23 35 9 779 74 2 28 113 0 697 3 57 18 36 9 382 75 2 206 114 0 678 2 54 31 37 9 003 76 2 133 115 0 66 1 51 59 38 8 642 77 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 1...

Page 71: ... 0 983 5 84 61 34 13 59 73 3 144 112 0 956 4 80 31 35 13 04 74 3 04 113 0 93 3 76 24 36 12 51 75 2 94 114 0 904 2 72 41 37 12 76 2 844 115 0 88 1 68 79 38 11 52 77 2 752 116 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 44 9 054 83 2 265 122 0 729 6 48 42...

Page 72: ...74 62 11 32 101 3 22 15 362 9 24 51 41 63 10 93 102 3 13 14 342 8 25 49 19 64 10 54 103 3 04 13 323 9 26 47 08 65 10 18 104 2 96 12 306 2 27 45 07 66 9 83 105 2 87 11 289 6 28 43 16 67 9 49 106 2 79 10 274 29 41 34 68 9 17 107 2 72 9 259 3 30 39 61 69 8 85 108 2 64 8 245 6 31 37 96 70 8 56 109 2 57 7 232 6 32 36 38 71 8 27 110 2 50 6 220 5 33 34 88 72 7 99 111 2 43 5 209 34 33 45 73 7 73 112 2 37 ...

Page 73: ...Rd 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 Tower 132 Nathan Road TST Kowloon HK Tel 852 31658898 Fax 852 31651029 ...

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