GREE                                                                                                    U-Match 5 SERIES UNIT SERVICE MANUAL
 
79 
 
Installed at the suction side of compressor, it can separate the liquefied 
refrigerant from the gaseous refrigerant to make sure that only gaseous 
refrigerant will be sucked into the compressor. If liquefied refrigerant gets 
inside the  compressor,  ineffective compressor or slugging  phenomenon 
will occur.   
It is used to transfer partial heat 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 temperature of liquefied refrigerant 
and adjust the flow of refrigerant entering the evaporator.   
Model: GUD35W/NhA-T, GUD50W/NhA-T, GUD71W/NhA-T, GUD85W/NhA-T 
Note: Before removing the front panel, make sure power is cut off.   
1.Remove the upper cover plate.   
●Unscrew the screws of the 
upper cover plate with a 
screwdriver.   
2. Remove the front grill.   
●Unscrew the screws of the front 
grill with a screwdriver.