R EFRI G ERANT SYSTEM DIAGR AM
Model : ASU18CL / AOU18CL
Muffler
Cooling
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 1/2" (12.7 mm)
2006.02.28
Heat exchanger
( INDOOR )
3-Way valve
4-Way valve
Heat exchanger
3
Sub-heat
exchanger
( INDOOR )
( OUTDOOR )
2-Way valve
Strainer
Expansion valve
Strainer