GREE                                                                                                    U-Match 5 SERIES UNIT SERVICE MANUAL
 
83 
 
Note: Before removing the compressor, make sure there is no refrigerant in the pipeline and power is cut off.   
6.Connect the compressor suction 
port and exhause port with the 
pipes.   
●Weld the compressor 
connection pipes and connect 
them to the compressor. 
Note: When replacing the 
compressor, avoid touching 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 colors 
with the corresponding wire 
terminals. 
Model: GUD35W/NhA-T, GUD50W/NhA-T, GUD71W/NhA-T, GUD85W/NhA-T 
Note: Before removing the 4-way valve, make sure refrigerant is fully discharged from the unit and power is cut off. 
1. Take off the electromagnetic coil 
of the 4-way valve. 
●Carefully unscrew the screws of 
electromagnetic coil with a 
screwdriver.