REFRIGERANT
SYSTEM DIAGRAM
Muffler
Pressure
switch
2012.08.07
Heat exchanger
( INDOOR )
3-Way valve
(Large)
4-Way valve
Heat exchanger
( OUTDOOR )
3-Way valve
(Small)
Strainer
Expansion
valve
Strainer
3
Cooling flow
Heating flow
Refrigerant pipe diameter
Liquid : 3/8" (9.52 mm)
Gas : 5/8" (15.88 mm)