GREE                                                          DC Inverter Multi VRF System II Service Manual 
105 
 
It stays between outlet of evaporator and suction ouitlet 
of compressor. It used for separating low temperature 
and low pressure refrigerant. 
 
High 
pressure 
liquid 
storage tank 
It used for storing the superfluous high pressure 
refrigerant liquid during cooling process. 
 
valve
 
 
-
It used for connecting indoor unit and outdoor unit, and 
used for maintenance and installation.