REF R IGER A N T
SYS T EM D IA GR A M
Compressor
2013.10.26
Heat exchanger
(indoor unit)
3-way valve
Muffler
4-way valve
Heat exchanger
(outdoor unit)
2-way valve
Strainer
Expansion valve
Strainer
4
Refrigerant direction
Cooling
Heating
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 3/8" (9.52 mm)