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Gree CF022N1520, Service Manual

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Gree CF022N1520 Service Manual Download Page 138

GREE                                                                                                    U-Match 5 SERIES UNIT SERVICE MANUAL

 

133 

 

No. 

Material name 

Finished Product Code 

Quantity 

18 

4-way Valve 

4300008201 

1 

19 

Pressure Protect Switch 

46020007 

1 

20 

Rear Side Plate 

012076000021 

1 

21 

Rear Grill 

01574100014 

1 

22 

Clapboard Sub-assay 

017021060074 

1 

23 

Condenser Assay 

011002060190 

1 

24 

Filter 

07224803 

1 

25 

4-way Valve Coil 

4300040087 

1 

26 

Strainer 

0721304401 

2 

27 

Electronic Expansion Valve 

072009000018 

1 

28 

Cut off Valve 

071302391 

1 

29 

Radiator 

430034000048 

1 

30 

Inductance 

43128000014 

1 

31 

Main Board 

30221000024 

1 

32 

Power Switch 

300012060010 

1 

33 

PFC Inductance 

43120011 

1 

34 

Coping 

01264100052 

1 

35 

Main Board 

300027060156 

1 

36 

Terminal Board 

422000000007 

1 

37 

Terminal Board 

42000100000101 

1 

38 

Terminal Board 

42200000001501 

1 

39 

Electric Box Assay 

100002061299 

1 

41 

Motor Support 

012048000023 

1 

42 

Fan Motor 

150104060013 

1 

43 

Left    Side Plate 

012055000007 

1 

44 

Temperature Sensor 

3900007201 

1 

45 

Temperature Sensor 

39008000049G 

1 

46 

Compressor Overload Protector(External) 

00183032 

1 

47 

Compressor Overload Protector(External) 

00183031 

1 

48 

Compressor Overload Protector(External) 

00180030 

1 

 

Summary of Contents for CF022N1520

Page 1: ...1 U Match 5 SERIES UNIT SERVICE MANUAL Capacity 3 5KW 16 0KW Rate Frequency 50 60Hz Operation Range 20 C 48...

Page 2: ...ning system may fail or be damaged and personnel safety accident may also occur Safety Notice The air conditioner is charged with inflammable refrigerant R32 Before using the air conditioner please fi...

Page 3: ...1 Setting of Filter Cleaning Reminder 12 2 3 2 Low temperature Drying Function 13 2 3 3 Child lock Function 13 2 3 4 Memory Function 13 2 3 5 Door Control Function 13 2 3 6 Switch between Fahrenheit a...

Page 4: ...Electric Box Sensor Error 55 3 4 17 H3 Compressor Overload Protection 56 3 4 18 H4 Overload 56 3 4 19 H5 IPM Protection 57 3 4 20 H6 DC Fan Error 58 3 4 21 H7 Driver Out of Step Protection 59 3 4 22...

Page 5: ...APPENDICES 180 1 Resistance temperature lists of temperature sensors 180 1 1 Voltage list of 15 k temperature sensors including ODU and IDU temperature sensors 180 1 2 Voltage list of 20 k pipeline t...

Page 6: ...ew location is strong enough to withstand the weight of the appliance 4 If there is refrigerant leak please fix the leak before charging in the refrigerant After refrigerant is charged check for refri...

Page 7: ...ase replace them 3 Never use connected or extended power cord or share the power socket with other appliances 4 Prepare a specialized power circuit for the appliance WARNING 1 If the power plug is dir...

Page 8: ...V Ph Hz GUD35W NhA T 220 240V 1N 50Hz 208 230V 1N 60Hz CF090W1310 GUD50W NhA T CF090W1210 GUD71W NhA T CF090W1220 GUD85W NhA T CF090W1230 GUD100W NhA T CF090W1240 GUD125W NhA T CF090W1260 GUD140W NhA...

Page 9: ...Finished Product Code Appearance V Ph Hz Cassette Type GUD35T A T 220 240V 1N 50Hz 208 230V 1N 60Hz GUD50T A T 5 0 5 5 ET010N1540 GUD71T A T 7 0 8 0 ET010N1420 GUD85T A T 8 5 8 8 ET010N1430 GUD100T A...

Page 10: ...uct Type GUD100PH A T 10 0 12 0 220 240V 1N 50Hz 208 230V 1N 60Hz CF022N1590 GUD125PH A T 12 1 13 5 CF022N1570 GUD140PH A T 13 4 15 5 CF022N1550 GUD160PH A T 16 0 17 0 CF022N1530 GUD35PS A T 3 5 4 0 C...

Page 11: ...UD125PHS A T 12 1 13 5 220 240V 1N 50Hz 208 230V 1N 60Hz CF022N1560 GUD140PHS A T 13 4 15 5 CF022N1540 GUD160PHS A T 16 0 17 0 CF022N1520 Floor Ceiling Type GUD35ZD A T 3 5 4 0 220 240V 1N 50Hz 208 23...

Page 12: ...Ph Hz Floor Ceiling Type GUD125ZD A T 12 1 13 5 220 240V 1N 50Hz 208 230V 1N 60Hz ED020N1690 GUD140ZD A T 13 4 15 5 ED020N1700 GUD160ZD A T 16 0 17 0 ED020N1710 Note The outdoor unit is generally suit...

Page 13: ...on where ambient temperature is 40 and multi core copper cable e g YJV copper cable with insulated PE and PVC sheath is protected by a conduit and is resistant to 90 in maximum See IEC 60364 5 52 If w...

Page 14: ...wer on Cooling start control Indoor fan run Satisfying open Comp condition Comp and outdoor fan run Oil return IN conditi on are met Defrost IN condition are met Oil return operation Defrosting operat...

Page 15: ...Compressor Control When cooling or heating mode is turned on indoor fan will run for a while before the compressor starts Under different modes the compressor can only be stopped after running for so...

Page 16: ...will not be lack of oil Generally the oil return takes about 5min The compressor running frequency will be raised to the preset oil return frequency 2 2 2 3 Refrigerant Recovery Control Enabling meth...

Page 17: ...stem will not restore operation automatically You need to manually turn off the unit before restarting up the unit 2 2 3 3 High Temperature Prevention Control Under heating mode system will enable hig...

Page 18: ...Function Under power off status press MODE and button simultaneously for 5 seconds can turn on or turn off memory function When memory function is set MEMORY displays If memory function has not been...

Page 19: ...d recently The timer displaying position displays the specific error code The 5th displayed malfunction is the last malfunction 2 3 9 Debugging Function Under off state of the unit press Function and...

Page 20: ...temperature is below 35 and stops when outdoor ambient temperature is above 37 When outdoor ambient temperature is within 35 37 the belt will keep its previous operation state Mode 1 Compressor electr...

Page 21: ...isplays 06 7 P7 LCD displays 07 8 P8 LCD displays 08 9 P9 LCD displays 09 Note You can select P01 P02 P03 P04 P05 P06 P07 P08 P09 in fan mode of indoor fan motor which means different fan mode combina...

Page 22: ...button to save and exit setting After entering this interface the system will exit this menu if there is no operation on the button within 20s Normal off state interface will be displayed and present...

Page 23: ...door mainboard Then connect the required units to realize centralized control of these units Note When centralized controller is to be connected set the address mode into centralized controller addres...

Page 24: ...realize centralized control of these units Note The unit addresses in the same network must be different otherwise communication malfunction will occur and the unit can not work normally When centrali...

Page 25: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 20 Model GUD50W NhA T Model GUD71W NhA T GUD85W NhA T...

Page 26: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 21 Model GUD100W NhA T Model GUD125W NhA T GUD140W NhA T...

Page 27: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 22 Model GUD100W NhA X GUD125W NhA X GUD140W NhA X...

Page 28: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 23 Model GUD160W NhA X 3 1 2 Wiring Diagrams of IDUs Model GUD35T A T GUD50T A T...

Page 29: ...SERIES UNIT SERVICE MANUAL 24 Model GUD71T A T GUD85T A T GUD100T A T GUD125T A T GUD140T A T GUD160T A T Duct Type Model GUD35P A T GUD50P A T GUD71P A T GUD85P A T GUD35PS A T GUD50PS A T GUD71PS A...

Page 30: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 25 Model GUD100PH A T GUD125PH A T GUD140PH A T GUD100PHS A T GUD125PHS A T GUD140PHS A T Model GUD160PH A T GUD160PHS A T...

Page 31: ...GUD50ZD A T GUD71ZD A T GUD85ZD A T GUD100ZD A T GUD125ZD A T GUD140ZD A T GUD160ZD A T 3 2 PCB Layout 3 2 1 Interface Indoor unit Model GUD35T A T GUD50T A T GUD71T A T GUD85T A T GUD35ZD A T GUD50Z...

Page 32: ...control communication interface 12 TUBE Evaporator temperature sensor 13 DISP2 Light board interface 2 14 DISP3 Light board interface 3 15 ROOM Ambient temperature sensor interface 16 HEAT Electric he...

Page 33: ...water pump interface 18 HEAT Electric heating interface 19 WATER_DTCT Water level switch 20 CN7 Air return lifting output Model GUD35P A T GUD50P A T GUD71P A T GUD85P A T GUD100PH A T GUD125PH A T GU...

Page 34: ...umper cap 16 PUMP Water pump interface Model GUD35W NhA T GUD50W NhA T Mainboard No Printing Interface No Printing Interface 1 X3 Ground wire 2 X1 Neutral wire 3 X2 Live wire 4 COM7 IDU communication...

Page 35: ...interface 10 2WAY 2 way valve 2 T LAC Low temperature cooling temperature sensing interface 11 HEAT B Chassis electric heating 3 FA Electronic expansion valve 12 JUMP1 Jumper cap 4 T SENSOR Temperatu...

Page 36: ...valve 1 interface Refrigerant heat dissipation 9 DRED DRED communication interface 10 COMM1 Drive communication interface 11 OVC_COMP Compressor overload protection interface 12 LPP System low pressur...

Page 37: ...12 L2 1 PFC induction wire yellow 4 N Neutral wire 13 G OUT Reserved 5 COMM1 Communication terminal same with COMM 14 U Compressor U phase terminal 6 COMM Communication terminal same with COMM1 15 V C...

Page 38: ...T Power output neutral wire terminal 3 E1 Filtering board ground wire terminal 7 L OUT Power output live wire terminal 4 E2 Filtering board grounding hole reserved 3 Power board No Printing Interface...

Page 39: ...Power supply busbar input terminal 2 X1 X2 X3 Mainboard power supply 3 phase input terminal 3 X4 X5 X6 Electric reactor 3 phase connection terminal input terminal 4 X7 X8 X9 Electric reactor 3 phase...

Page 40: ...C L 7 X3 Unit power input wire AC L3 2 X5 Power output wire L1 F connect to drive board L1 F 8 X2 Unit power input wire AC L2 3 X6 Power output wire L2 F connect to drive board L2 F 9 X1 Unit power in...

Page 41: ...Live wire 8 JTAG1 Programming interface for testing 2 N Neutral wire 9 COMM Communication interface 3 PWR Drive power supply busbar terminal 10 W Compressor W phase 4 L2 2 PFC induction wire white 11...

Page 42: ...1Method of Testing IPM Module 1 Preparation before test prepare a universal meter and turn to its diode option and then remove the wires U V W of the compressor after it is powered off for one minute...

Page 43: ...e on the place P and the red one on the wiring terminal L1 2 L2 1respectively as shown in the following figure to measure the voltage between L1 2P and L2 1 P Step 2 put the red probe on the place N a...

Page 44: ...protection refrigerant lack protection and refrigerant colleting mode 4 E4 Compressor air discharge high temperature protection 5 E6 Communication error 6 E8 Indoor fan error 7 E9 Water full protectio...

Page 45: ...e high temperature protection 33 P9 Zero crossing protection 34 PA AC current protection 35 Pc Driver current error 36 Pd Sensor connection protection 37 PE Temperature drift protection 38 PL Bus low...

Page 46: ...rough the action of high pressure switch If the high pressure switch is cut off it is judged that high pressure is too high and the system stops operation for protection Possible reason Cut off valve...

Page 47: ...rol and IDU receiver light board will display E2 Error judgment condition and method Check IDU pipe temperature When pipe temperature is too low freeze protection will be activated to prevent freezing...

Page 48: ...ceiver light board will display E3 Error judgment condition and method It is judged through the action of low pressure switch If the low pressure switch is cut off it is judged that low pressure is to...

Page 49: ...circuit diagram or replace the pressure switch Yes 35 85 outdoor units are without low pressure switch and check if the wiring of mainboard is normal 100 160 outdoor units are with low pressure switc...

Page 50: ...emperature of the exceed the permitted scope of temperature of the unit Reconnect the electronic expansion valve of the subcooler Check rating capacities of the indoor and outdoor units again Check ra...

Page 51: ...rror Error display IDU wired control and IDU receiver light board will display E8 Error judgment condition and method Check if the rotation speed of IDU is too slow or it stops rotation or protection...

Page 52: ...d IDU receiver light board will display E9 Error judgment condition and method Check the status of IDU float switch When water level is too high float switch is activated so water full protection happ...

Page 53: ...tion and method Sample the AD value of temperature sensor through temperature sensor detecting circuit and judge the range of AD value If the sampling AD value exceeds upper limit and lower limit in 5...

Page 54: ...condition and method Sample the AD value of temperature sensor through temperature sensor detecting circuit and judge the range of AD value If the sampling AD value exceeds upper limit and lower limi...

Page 55: ...Appendix 1 for the relation between temperature and resistance of temperature sensor 3 4 10 F2 Condenser Temperature Sensor Error Error display ODU mainboard IDU wired control and IDU receiver light b...

Page 56: ...for the relation between temperature and resistance of temperature sensor 3 4 11 F3 Outdoor Ambient Temperature Sensor Error Error display ODU mainboard IDU wired control and IDU receiver light board...

Page 57: ...and IDU receiver light board will display F4 Error judgment condition and method Sample the AD value of temperature sensor through temperature sensor detecting circuit and judge the range of AD value...

Page 58: ...ture and resistance of temperature sensor 3 4 13 F5 Wired Control Temperature Sensor Error Error display IDU wired control and IDU receiver light board will display F5 Error judgment condition and met...

Page 59: ...ssible reason Jumper cap is not installed Jumper cap model is wrong Detecting circuit is abnormal Troubleshooting 3 4 15 EE IDU or ODU Memory Chip Error Error display IDU wired control IDU and ODU rec...

Page 60: ...temperature sensor through temperature sensor detecting circuit and judge the range of AD value If the sampling AD value exceeds upper limit and lower limit in 5 seconds continuously report the error...

Page 61: ...protection compressor overload protection Check if the over comp interface on the mainboard is connection Replace the mainboard Connection the over comp interface YES NO 3 4 18 H4 Overload Error disp...

Page 62: ...control and IDU receiver light board will display H5 Error judgment condition and method When power is connected and drive chip received IPM lead F0 that is of low level than it is IPM module malfunct...

Page 63: ...place the compressor YES 3 4 20 H6 DC Fan Error Error display ODU mainboard IDU wired control and IDU receiver light board will display H6 Error judgment condition and method Mainboard doesn t receive...

Page 64: ...ror display ODU mainboard IDU wired control and IDU receiver light board will display H7 Error judgment condition and method During operation it can t detect the rotor position and stops output Or the...

Page 65: ...rror display ODU mainboard IDU wired control and IDU receiver light board will display HC Error judgment condition and method After power is connected and drive chip received IPM lead F0 that is of lo...

Page 66: ...d YES 3 4 23 Lc Startup Failure Error display ODU mainboard IDU wired controller and IDU receive light board will display Lc Error judgment condition and method Check the error code on nixie tube of O...

Page 67: ...ressor oil in Connect wires according to the correct sequence Reconnect wires or replace the compressor wires Replace the drive board Replace the compressor YES YES YES YES YES NO NO NO NO 3 4 24 Lp I...

Page 68: ...stic Insert block is bent or not elastic so the little slide cannot get in place When adding refrigerant the little slide is over running and can t spring back Troubleshooting Check whether the termin...

Page 69: ...ay P5 Error judgment condition and method If compressor s instant current value is higher than the set current protection value then it can be judged that compressor over current occurs and system wil...

Page 70: ...NO 3 4 28 P6 Master Control and Driver Communication Error Error display ODU mainboard IDU wired control and IDU receiver light board will display P6 Error judgment condition and method If there is no...

Page 71: ...nsor Error Error display ODU mainboard IDU wired control and IDU receiver light board will display P7 Error judgment condition and method If IPM or PFC module temperature is lower than the set protect...

Page 72: ...cuit element is damaged or drive chip temperature sampling AD terminal is abnormal Troubleshooting P8 Driver module high temperature protection Thermal grease is not applied or not evenly applied to t...

Page 73: ...ror display ODU mainboard IDU wired control and IDU receiver light board will display PC Error judgment condition and method After power charging if offset voltage average is detected to exceed 12 5 o...

Page 74: ...sensor on the needle stand Check if the discharge sensor on mainboard is inserted on the needle stand correctly YES Disconnect the sensor and measure if its resistance is normal NO NO Replace the sen...

Page 75: ...and method If there is no other malfunction and the busbar voltage is higher than the set value for high voltage protection then it can be judged that bus high voltage protection occurs System will sh...

Page 76: ...oltage sampling circuit element is damaged or drive chip busbar voltage sampling AD terminal is abnormal Troubleshooting PU Charge loop error Normal protection Replace the drive board Grid voltage is...

Page 77: ...rive board YES NO 3 4 38 c4 ODU Jumper Cap Error Error display ODU mainboard IDU wired control and IDU receiver light board will display c4 Error judgment condition and method If jumper cap model does...

Page 78: ...witch on the circuit breaker Power failure Restart after power is resumed Power plug is loose Re insert the power plug Remote control has low battery Replace the batteries Bad cooling or heating effec...

Page 79: ...The sound will disappear after the valve changes its direction There is hissing sound when the unit is started or stopped and a slight hissing sound during and after operation It s the sound of gaseou...

Page 80: ...vacuation to the vacuum pump 4 Open the switch at the lower pressure side of the manifold valve assembly and start the vacuum pump Meanwhile the switch at the high pressure side of the manifold valve...

Page 81: ...frigerant should be reclaimed into the appropriate storage tank System should use oxygen free nitrogen purging to ensure safety This process may need to repeat several times Do not use compressed air...

Page 82: ...s Connect the low pressure gauge line to the other joint of gas valve and connect the high pressure gauge line to the liquid valve Connect the middle gauge line to the vacuum pump Power on the vacuum...

Page 83: ...m pressure test When charging is completed perform leak test before trial running Before leaving the workplace perform a leak test again 4 4 Maintenance of Major Components 4 5 Removal of Major Compon...

Page 84: ...of the hot flow to the cold flow so that the flow temperature can reach the specified index It is an energy exchanging device Electronic expansion valve It is used to lower the pressure and temperatur...

Page 85: ...anel to the middle insulating board and screws around the front panel 5 Remove the right side plate Unscrew the screws that connect the right side plate to the electric box and the screws around the r...

Page 86: ...de plate 10 Install the upper cover plate Tighten up the screws around the upper cover plate Model GUD35W NhA T GUD50W NhA T GUD71W NhA T GUD85W NhA T Removal of compressor Note Before removing the co...

Page 87: ...f compressor 3 Break off the pipes that connecting to the compressor Weld the pipes that are connected to the compressor Then remove the pipes Note When welding the pipes do not let the flame burn the...

Page 88: ...ng the nearby pipeline and components 7 Connect the compressor wires Connect the compressor wires to the wire terminals on the top of compressor Note When connecting the wires be sure to match the col...

Page 89: ...e flame burn the other components 3 Replace the 4 way valve and connect it to the connection pipes Replace the 4 way valve and then use a soldering gun to weld the 4 joints of the 4 way valve Tighten...

Page 90: ...tor Use a screwdriver to unscrew the bolt of motor Note Motor wire should be first removed from the electric box 4 Install the motor Replace with a new motor Then tighten up the screw bolt 5 Install t...

Page 91: ...n the wire clamp at the bottom of the electric box Unscrew the screws of electric box The connection wires inside and outside the electric box should be removed 3 Remove motor support When removing th...

Page 92: ...the chassis Install the condenser by referring to the positions of entering and leaving pipes Weld the connection pipes Nitrogen welding the pressure of nitrogen is 0 5 0 1kgf c relative pressure Note...

Page 93: ...nt panels Loosen the wire clamp at the bottom of the electric box Unscrew the screws of electric box 2 Remove the electric box The connection wires inside and outside the electric box should be remove...

Page 94: ...lve the valve should be wrapped with wet cloth Nitrogen welding the pressure of nitrogen is 0 5 0 1kgf c relative pressure Note When welding the pipes do not let the flame burn the other components In...

Page 95: ...Work instruction 1 Remove the upper cover plate Unscrew the screws of the upper cover plate with a screwdriver 2 Remove the front side plate Unscrew the screws of the upper and front side plate with...

Page 96: ...to the electric box and the screws around the right side plate 6 Install the right side plate Screw up the screws around the right side plate Be careful to handle well the clasps at the bottom of the...

Page 97: ...und the upper cover plate Model GUD100W NhA T GUD125W NhA T GUD140W NhA T GUD100W NhA X GUD125W NhA X GUD140W NhA X Removal of compressor gas liquid separator Note Before removing the compressor gas l...

Page 98: ...t are connected to the compressor gas liquid separator Then remove the pipes Note When welding the pipes do not let the flame burn the other components 3 Loosen the compressor s base connectors gas li...

Page 99: ...cing the compressor gas liquid separator tighten up the base screw nuts 6 Connect the welding interfaces of compressor gas liquid separator to the pipeline Weld the connection pipes of compressor so a...

Page 100: ...a screwdriver 2 Break off the connection pipes from the 4 way valve Use a soldering gun to loosen the 4 joints on the 4 way valve and then remove the connection pipes Note When welding the pipes the...

Page 101: ...valve with a screwdriver Model GUD100W NhA T GUD125W NhA T GUD140W NhA T GUD100W NhA X GUD125W NhA X GUD140W NhA X Removal of fan and motor Note Before removing the fan make sure power is cut off Step...

Page 102: ...ctric box 4 Install the motor Replace with a new motor Then tighten up the screw bolt 5 Install the fan Install the fan in place Put on the gasket and use a wrench to secure the screw nut Note After i...

Page 103: ...ectric box Loosen the wire clamp at the bottom of the electric box Unscrew the screws of electric box The connection wires inside and outside the electric box should be removed 3 Remove motor support...

Page 104: ...the chassis Install the condenser by referring to the positions of entering and leaving pipes Weld the connection pipes Nitrogen welding the pressure of nitrogen is 0 5 0 1kgf c relative pressure Note...

Page 105: ...oosen the wire clamp at the bottom of the electric box Unscrew the screws of electric box The connection wires inside and outside the electric box should be removed When removing the electric box be c...

Page 106: ...l the new electronic expansion valve Weld the connection pipe of electronic expansion valve When welding the electronic expansion valve the valve should be wrapped with wet cloth Nitrogen welding the...

Page 107: ...nt panels Check whether each component and connection wire is well connected If everything is OK install the upper left and right panels Tighten up the screws Model GUD160W NhA X Removal of front pane...

Page 108: ...s around the front panel 4 Remove the right side plate Unscrew the screws that connect the right side plate to the electric box and the screws around the right side plate 5 Install the right side plat...

Page 109: ...upper cover plate Tighten up the screws around the upper cover plate Model GUD160W NhA X Disassembly of compressor Note Before removing the compressor make sure there is no refrigerant in the pipeline...

Page 110: ...of compressor Use a wrench to twist off the screw nuts at the foot of compressor 3 Break off the pipes that connecting to the compressor Weld the pipes that are connected to the compressor Then remove...

Page 111: ...sor tighten up the screws at the foot of compressor 6 Connect the compressor suction port and exhause port with the pipes Weld the compressor connection pipes and connect them to the compressor Note W...

Page 112: ...nection pipes from the 4 way valve Use a soldering gun to loosen the 4 joints on the 4 way valve and then remove the connection pipes Note When welding the pipes the 4 way valve should be wrapped with...

Page 113: ...en the screws of the coil of 4 way valve with a screwdriver Model GUD160W NhA X Removal of fan and motor Note Before removing the fan make sure power is cut off Step Picture Work instruction 1 Remove...

Page 114: ...first removed from the electric box 4 Install the motor Replace with a new motor Then tighten up the screw bolt 5 Install the fan Install the fan in place Put on the gasket and use a wrench to secure...

Page 115: ...ide and outside the electric box should be removed When removing the electric box be careful to protect the components 3 Remove the compressor gas liquid separator from the chassis Take away the compr...

Page 116: ...per and side panels Check whether each component and connection wire is well connected If everything is OK install the upper left and right panels Tighten up the screws Model GUD160W NhA X Removal of...

Page 117: ...on wires inside and outside the electric box should be removed When removing the electric box be careful to protect the components 3 Remove the electronic expansion valve Take off the coil of electron...

Page 118: ...he valve should be wrapped with wet cloth Nitrogen welding the pressure of nitrogen is 0 5 0 1kgf c relative pressure Note When welding the pipes do not let the flame burn the other components Install...

Page 119: ...Work instruction 1 Remove the front panel Turn off the power supply of indoor unit Push the 4 corner plates in the directions shown by the arrows Loosen the screws and remove the front panel 2 Remove...

Page 120: ...g band of motor Then remove the fan 6 Remove motor Use a screwdriver to unscrew the 4 screws of motor Then remove the motor 7 Replace and install the motor Remove the motor from motor support and then...

Page 121: ...e back the cover of electric box and the clamp of power cord Then tighten the screws with a screwdriver Removal and installation of drain pump Step Picture Work instruction 1 After removing the front...

Page 122: ...r pump Take out the drain pipe and use a screwdriver to loosen the screws of water pump 4 Remove and replace the pump Remove the pump and replace with a new one 5 Connect the drain pipe and tighten th...

Page 123: ...ruction 1 Remove the cover of electric box Turn off the power supply of indoor unit Use a screwdriver to remove the cover of electric box Disconnect the motor wire inside the electric box 2 Remove air...

Page 124: ...wer is cut off During the removal procedure take good care of all the components Do not place the filter near any heat source Step Picture Work instruction Remove air return filter Press the air retur...

Page 125: ...ater tray is as shown in the picture Removal of evaporator Note Make sure power is cut off Take good care of the copper pipe and aluminum fins If the removal takes a long time please put the copper pi...

Page 126: ...procedure take good care of all the components Do not place the filter near any heat source Step Picture Work instruction Remove the sub assembly of front grill Twist off the 2 hooks of the grill and...

Page 127: ...uide louver Note Before removal make sure power is cut off During the removal procedure take good care of all the components especially the connectors of air guide louver Step Picture Work instruction...

Page 128: ...struction Remove the display panel and fan assembly First remove the display panel next the bracket and then the swing motor mounting plate Removal of fan and motor Note Before removal make sure power...

Page 129: ...e removal procedure take good care of all the components especially the screws of fan Step Picture Work instruction 3 Remove the bearing fixed plate Twist off the screws and nuts of bracket Then remov...

Page 130: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 125 4 6 Explosive View and Lists of Parts 4 6 1 ODU Explosive View and Lists of Parts GUD35W NhA T Product Code CF090W1310...

Page 131: ...Drainage Joint 26113009 1 14 4 Way Valve Coil 4300040087 1 15 Silencer 7245013 1 16 Silencer 1 7243050 1 17 4 way Valve 430004032 1 18 4 way Valve Assay 30152060099 1 19 Rear Grill 1473060 1 20 Strai...

Page 132: ...assay 017000060100 1 6 Compressor and Fittings 009001060006 1 7 Electric Expand Valve Fitting 4300034401 1 8 Cut off Valve 071302392 1 9 Cut off Valve 07130239 1 10 Valve Support Sub assay 01713115 1...

Page 133: ...Plate 01795028 1 25 Terminal Board 422000000007 1 26 Terminal Board 42200000002402 1 27 Main Board 300027060151 1 28 Radiator 49013060 1 29 Coping 012049000006 1 30 Motor Support Sub assay 0170339802...

Page 134: ...xpansion Valve 072009000004 1 20 Valve Support Sub assay 01705046 1 21 Strainer 07225088 1 22 Right Side Plate 0130509001 1 23 Handle 2623525404 1 24 Rear Grill 01475020 1 25 Clapboard Sub assay 01235...

Page 135: ...GREE U Match 5 SERIES UNIT SERVICE MANUAL 130 GUD85W NhA T Product Code CF090W1230...

Page 136: ...t off Valve 07133157 1 19 Right Side Plate 0130504401 1 20 Big Handle 26235001 1 21 Rear Grill 01475013 1 22 Clapboard Sub assay 01235091 1 23 Condenser Assay 01100200162 1 24 Magnet Coil 4300040045 1...

Page 137: ...0000801 1 6 Electric Heater Compressor 7651873215 1 7 Drainage hole Cap 76715005 3 8 Drainage Joint 26113009 1 9 Base Plate Sub assay 017000060073 1 10 Filter Board 300020000004 1 10 Compressor and Fi...

Page 138: ...ator 430034000048 1 30 Inductance 43128000014 1 31 Main Board 30221000024 1 32 Power Switch 300012060010 1 33 PFC Inductance 43120011 1 34 Coping 01264100052 1 35 Main Board 300027060156 1 36 Terminal...

Page 139: ...0000801 1 5 Front Side Plate 012050000007 1 6 Handle 26904100016 2 7 Base Plate Sub assay 01700006008901 1 8 Compressor and Fittings 009001060077 1 9 Electric Expand Valve Fitting 43000344 1 10 Gas li...

Page 140: ...7 1 27 Magnet Coil 4300040045 1 28 Cut off Valve 071302391 1 29 Coping 01264100052 1 30 Electric Box Assay 100002061303 1 31 Radiator 49018000013 1 32 Main Board 300027060292 1 33 Inductance 431280000...

Page 141: ...e Plate 012050000007 1 6 Connection Board 01344100070P 1 7 Axial Flow Fan 1043410000801 1 8 Fan Motor 150104060013 1 9 Motor Support Sub assay 017012060039 1 10 Drainage hole Cap 76715005 1 11 Electri...

Page 142: ...4300008201 1 29 Magnet Coil 4300040045 1 30 Strainer 0721212101 1 31 Rear Grill 01574100014 1 32 Clapboard Sub assay 017021060074 1 33 Condenser Assay 01100200031501 1 34 Electric Box Assay 100002061...

Page 143: ...26904100016 1 6 Axial Flow Fan 1043410000801 1 7 Fan Motor 150104060013 1 8 Motor Support Sub assay 01701206003901 1 9 Left Side Plate 012055000007 1 10 Base Plate Sub assay 017000060073 1 11 Drainage...

Page 144: ...74 1 29 Condenser Assay 011002060190 1 30 Drainage hole Cap 76715005 1 31 Electric Expand Valve Fitting 43000344 1 32 Electrical Heater Compressor 7651873215 1 33 4 way Valve Coil 4300040087 1 34 Temp...

Page 145: ...00801 1 5 Front Side Plate 012050000007 1 6 Handle 26904100016 1 7 Base Plate Sub assay 01700006008901 1 8 Compressor and Fittings 009001060059 1 9 Electric Expand Valve Fitting 43000344 1 10 Gas liqu...

Page 146: ...1 27 Electric Expand Valve Fitting 43000344 1 28 Cut off Valve 71302391 1 29 Coping 01264100052 1 30 Radiator 49018000087 1 31 Main Board 300027000644 1 32 Terminal board 42011147 1 33 Inductance 431...

Page 147: ...e Plate 012050000007 1 6 Connection Board 01344100070 1 7 Axial Flow Fan 1043410000801 1 8 Fan Motor 150104060013 1 9 Motor Support Sub assay 017012060039 1 10 Drainage Hole Cap 76715005 3 11 Electric...

Page 148: ...Valve 4300008201 1 29 Magnet Coil 4300040045 1 30 Strainer 0721212101 1 31 Rear Grill 01574100014 1 32 Clapboard Sub assay 017021060074 1 33 Condenser Assay 01100200031501 1 34 Electric Box Assay 1000...

Page 149: ...Fan 1043410000301 1 5 Handle 26235253 1 6 Front Side Plate 01314100012 1 7 Brushless DC Motor 1570410001305 1 8 Brushless DC Motor 1570410001306 1 9 Electric Expand Valve Fitting 43000344 10 Electron...

Page 150: ...501603 1 28 Electric Box Assay 100002062084 1 29 Inductance 43128000014 1 30 Filter Board 30223000044 1 31 Terminal Board 42011147 1 32 Terminal Board 422000000007 1 33 Main Board 300027060156 1 34 Te...

Page 151: ...x Assy 100002003276 1 2 Terminal Board 42011106 1 3 Main Board 300002060226 1 4 Water Tray Assy 000069060065 1 5 Centifugal Fan 103003060008 1 6 Connection Sheet Sub Assy 017025060047 1 7 Water Level...

Page 152: ...late 012010060175 1 16 Support 012060061048 1 17 Evaporator Assy 011001060299 1 18 Remote Control 305001060024 1 19 Room Sensor 39000191 1 20 Temperature Sensor 3900005911 1 21 Drain Hose Sub Assy 052...

Page 153: ...ount1 01849400020 3 10 Evaporator Assay 01100100025401 1 11 Side Plate 1 01319400049 1 12 Side Plate 3 01319400051 2 13 Side Plate 2 01319400050 1 14 Seat Board Sub assay 02229400011 1 15 Strainer 072...

Page 154: ...Circle 26909400067 1 4 Water Tray Assay 000069060008 1 5 Centrifugal Fan 10429400004 1 6 Liquid Level Switch 4502021601 1 7 Body Installing Plate 01332701 4 8 Seal Plate Assay 01499400003 1 9 Fixed Mo...

Page 155: ...Water Pump 43138000058 1 18 Drainage Pipe Sub assay 26909400055 1 19 Remote Controller 305001060024 1 20 Temperature Sensor 390000453 1 21 Temperature Sensor 39000286 1 22 Drain Hose Sub assay 052327...

Page 156: ...01332701 4 10 Side Plate 3 01319400036 2 11 Seat Board Sub assay 02229400011 1 12 Seal Plate Assay 01499400001 1 13 Side Plate 2 01319400026 1 14 Drainage Pipe Sub assay 26909400055 1 15 Water Pump 43...

Page 157: ...1 2 Terminal Board 42018000551 1 3 Diversion Circle 10479400002 1 4 Water Tray Assay 000069060008 1 5 Centrifugal 10429400003 1 6 Evaporator Support 1849406 3 7 Connection Sheet Assay 01249400012 1 8...

Page 158: ...99400001 1 16 Water Pump 43138000058 1 17 Drainage Pipe Sub assay 26909400055 1 18 Evaporator Assay 011001060193 1 19 Remote Controller 305001060024 1 20 Temperature Sensor 390000453 1 21 Temperature...

Page 159: ...1 9 Water Level Switch 4502021601 1 10 Body Installing Plate 01332701 1 11 Side Plate 1 01319400025 1 12 Brushless DC Motor 15709400009 1 13 Side Plate 3 01319400036 2 14 Base Plate Assay 02229400021...

Page 160: ...Hook 2 01344100034 2 8 Blower Mounting Plate Sub assay 01325200034 1 9 Brushless DC Motor 1570410000102 1 10 Strainer 0721200102 1 11 Water Tray Assay 01285200020 1 12 Air Outlet Frame Assay 013741000...

Page 161: ...ct Code Quantity 1 Top Cover Board Assay 000132000020 1 2 Main Board 300002060223 1 3 Terminal Board 42018000551 1 4 Terminal Board 42011106 1 5 Electric Box Assay 100002002911 1 6 Left Side Plate Ass...

Page 162: ...19 Support Of Motor Bearing 02285200001 1 20 Propeller Housing Lower 26905200019 3 21 Centrifugal Fan 15404100032 1 22 Joint Slack 73018731 1 23 Brushless DC Motor 1570410000102 1 24 Rotary Axis Sub...

Page 163: ...2 1 11 Evaporator Assay 011001060080 1 12 Hook 2 01344100034 4 13 Water Tray Assay 000069000103 1 14 Right Side Plate Assay 01315200169 1 15 Blower Mounting Plate Sub assay 01325200095 1 16 Propeller...

Page 164: ...ght Side Plate Assay 01315200124 1 7 Centrifugal Fan Assay 000052060069 1 8 Blower Mounting Plate Sub assay 01325200079 1 9 Propeller Housing Lower 26905200079 2 10 Centrifugal Fan 000052060069 1 11 B...

Page 165: ...tor Assay 011001060100 1 GUD125PH A T Product Code CF022N1570 GUD140PH A T Product Code CF022N1550 No Material name Finished Product Code Quantity 1 Return Air Frame Sub assay 017026000003 1 2 Brushle...

Page 166: ...in Board 300002060227 1 15 Hook 02112466 4 16 Choke Plug of Drain Pipe 76815214 1 17 Foam Sub assay 12505200021 18 Strainer 0741520000201 1 19 Evaporator Assay 011001060191 1 20 Air Outlet Frame Assay...

Page 167: ...3 1 14 Bottom Cover Plate 01265200125 1 15 Temperature Sensor 390001921 1 16 Ambient Temperature Sensor 3900012123 1 17 Display Board 300001000204 1 18 Right Side Plate Assay 01315200148 1 19 Evaporat...

Page 168: ...02911 1 6 Left Side Plate Assay 000080000022 1 7 Hook 2 01344100034 2 8 Liquid Level Switch 430024000005 1 9 Water Pump Assay 000104060009 1 10 Drainage Pipe Rubber 760022000001 1 11 Water Pump 812007...

Page 169: ...00082 2 27 Temperature Sensor 390000597 1 28 Ambient Temperature Sensor 39000191 1 29 Display Board 300001000204 1 GUD50PS A T Product Code CF022N1620 No Material name Finished Product Code Quantity 1...

Page 170: ...0053 1 20 Centrifugal Fan Assay 15404100032 1 21 Blower Mounting Plate Sub assay 01325200035 1 22 Bearing Holder Sub assay 26151139 1 23 Support Of Motor Bearing 02285200001 1 24 Propeller Housing Low...

Page 171: ...over Of Air in 01265200158 1 14 Bottom Cover Plate Assay 01265200152 1 15 Hook 2 01344100034 4 16 Water Tray Assay 000069000103 1 17 Evaporator Assay 011001060080 1 18 Right Side Plate Assay 013152001...

Page 172: ...n Assay 000052060069 1 7 Blower Mounting Plate Sub assay 01325200079 1 8 Propeller Housing Lower 26905200079 2 9 Centrifugal Fan 000052060069 1 10 Brushless DC Motor 15705200016 1 11 Propeller Housing...

Page 173: ...ode CF022N1560 GUD140PHS A T Product Code CF022N1540 No Material name Finished Product Code Quantity 1 Air Outlet Frame Assay 01375200023 1 2 Choke Plug of Drain Pipe 76815214 2 3 Bottom Cover Plate 0...

Page 174: ...Temperature Sensor 3900012123 1 20 Display Board 300001000204 1 21 Top Cover Board Assay 01265200122 1 22 Hook 02112466 4 23 Electric Box Assay 100002061152 1 24 Main Board 300002060227 1 25 Filter B...

Page 175: ...078 3 14 Return Air Frame Sub assay 01375200029 1 15 Temperature Sensor 390001921 1 16 Ambient Temperature Sensor 3900012123 1 17 Display Board 300001000204 1 18 Rotary Axis Sub assay 73018000117 1 19...

Page 176: ...rting Frame right 01809402 1 7 Axial Bush 10542704 2 8 Evaporator Assay 011001060235 1 9 Rotating Shaft 3 26909430 2 10 Guide Louver 200004000046 2 11 Crankshaft 200023000001 2 12 Stepping Motor 15212...

Page 177: ...say 111001000001 1 28 Swing Lever 10582009 2 29 Air Louver 200007000001 10 30 Drainage Pipe Sub assay 05235434 1 31 Supporter Guide Louver 26909400076 1 32 Water Tray 200063000024 1 33 Top Cover 01214...

Page 178: ...lay Board 30294000009 1 18 Base Plate Assay 011007000032 1 19 Crankshaft 200023000001 2 20 Stepping Motor 1521240215 2 21 Electric Box Assay 100002003030 1 22 Main Board 300002060226 1 23 Terminal Boa...

Page 179: ...1 5 Right Side Plate 26909400074 1 6 Installation Supporting Frame right 01809402 1 7 Axial Bush 10542704 2 8 Evaporator Assay 011001000202 1 9 Rotating Shaft 3 26909430 4 10 Guide Louver 20000450042...

Page 180: ...al Fan 103003000001 3 26 Joint Slack 73018731 1 27 Brushless DC Motor 1570520000501 1 28 Roller Wheel 700004500433 1 29 Propeller Housing Upper 200230000002 3 30 Filter Sub Assay 111001000001 2 31 Rea...

Page 181: ...oard 30294000009 1 17 Crankshaft 200023000001 2 18 Stepping Motor 1521240206 2 19 Base Plate Assay 011007000038 1 20 Electric Box Assay 100002003030 1 21 Installation Supporting Frame Left 01809401 1...

Page 182: ...nstallation Supporting Frame right 01809402 1 7 Axial Bush 10542704 2 8 Evaporator Assay 011001060178 1 9 Rotating Shaft 3 26909430 6 10 Guide Louver 200004500426 2 11 Crankshaft 200023000001 2 12 Ste...

Page 183: ...1 2 27 Brushless DC Motor 15709400005 1 28 Centrifugal Fan 103003000001 4 29 Propeller Housing Upper 200230000002 4 30 Rear Side Plate Sub Assay 017051000006 1 31 Filter Sub Assay 111001000001 3 32 Dr...

Page 184: ...t Cover Plate 26909400070 1 17 Installation Supporting Frame Left 01809401 1 18 Main Board 300002060226 1 19 Terminal Board 42018000551 1 20 Terminal Board 42000100000202 1 21 Electric Box Assay 10000...

Page 185: ...12 12 92 22 0 462 79 1 933 2 923 11 87 35 0 484 80 1 871 2 934 10 82 75 0 506 81 1 811 2 945 9 78 43 0 53 82 1 754 2 955 8 74 35 0 554 83 1 699 2 964 7 70 5 0 579 84 1 645 2 974 6 66 88 0 605 85 1 594...

Page 186: ...1 758 119 0 592 3 175 29 12 6 1 793 120 0 577 3 178 30 12 07 1 829 121 0 561 3 181 31 11 57 1 863 122 0 547 3 184 32 11 09 1 897 123 0 532 3 187 33 10 63 1 931 124 0 519 3 19 34 10 2 1 964 125 0 505 3...

Page 187: ...1 2 Voltage list of 20 k pipeline temperature sensors including temperature sensors for defroster IDU and ODU pipes Temperature C Resistance k Voltage V Temperature C Resistance k Voltage V 30 361 8...

Page 188: ...7 46 11 0 998 103 1 233 3 108 8 43 92 1 033 104 1 198 3 114 9 41 84 1 067 105 1 164 3 119 10 39 87 1 102 106 1 131 3 123 11 38 01 1 138 107 1 099 3 128 12 36 24 1 174 108 1 069 3 133 13 34 57 1 209 1...

Page 189: ...4 2 272 140 0 4613 3 226 45 8 705 2 299 141 0 4502 3 227 46 8 37 2 326 142 0 4394 3 229 47 8 051 2 353 143 0 4289 3 231 48 7 745 2 379 144 0 4187 3 232 49 7 453 2 404 145 0 4088 3 234 50 7 173 2 429 1...

Page 190: ...7 9913 1 834 18 432 1 0 075 73 7 7257 1 862 17 407 51 0 079 74 7 4702 1 889 16 384 51 0 084 75 7 2245 1 916 15 362 99 0 088 76 6 9882 1 943 14 342 83 0 094 77 6 7608 1 969 13 323 94 0 099 78 6 542 1 9...

Page 191: ...409 2 696 24 51 408 0 537 115 2 1816 2 709 25 49 191 0 558 116 2 1242 2 722 26 47 082 0 578 117 2 0686 2 734 27 45 074 0 599 118 2 0148 2 747 28 43 163 0 621 119 1 9626 2 759 29 41 313 0 643 120 1 912...

Page 192: ...9 1250 14 153 2400 38 688 150 43 635 1300 15 52 2450 39 529 200 37 323 1350 16 847 2500 40 358 250 32 15 1400 18 138 2550 41 173 300 27 731 1450 19 395 2600 41 977 350 23 85 1500 20 619 2650 42 769 40...

Page 193: ...oom Height of the room Select the applicable table 1 8m Floor standing type 1 8m Wall mounted type 3 Refer to the following table to check out the minimum construction area Ceiling type Wall mounted t...

Page 194: ...397 7 0 31 3 7 0 46 7 7 0 420 7 2 33 1 7 2 49 4 7 2 445 7 4 34 9 7 4 52 2 7 4 470 7 6 36 9 7 6 55 1 7 6 496 7 8 38 8 7 8 58 0 7 8 522 8 0 10 8 8 0 61 0 8 0 549 4 Operation Tools The following tools w...

Page 195: ...JF00303775...

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