REFRIGERANT
SYST EM D I AG RA M
Muffler
Refrigerant direction
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 1/2" (12.7 mm)
2011.01.26
3-Way
valve
Muffler
4-Way valve
Cooling
Heating
Heat exchanger
(Indoor unit)
Heat exchanger
(Outdoor unit)
3
2-Way
valve
Strainer
Expansion valve
Strainer