R E F R IG E R A N T
SY S T E M D IA GR A M
Muffler
Compressor
Sub-accumulator
2016.10.26
3-way valve
Muffler
4-way valve
Heat exchanger
(Indoor unit)
Sensor
Heat exchanger
Distributor
Heat exchanger
(Outdoor unit)
Sensor
Heat exchanger exit
4
2-way valve
Strainer
Expansion valve
Strainer
Refrigerant pipe diameter
Cooling flow
Liquid : 1/4" (6.35 mm)
Heating flow
Gas : 3/8" (9.52 mm)