Refrigerant System Diagram - Fujitsu AOYS18LDC Service Manual

REFRIGERANT
SYSTEM DIAGRAM
Muffler
Cooling
Heating
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 1/2" (12.7 mm)
2006.06.05
Heat exchanger
3-Way
valve
4-Way valve
( INDOOR )
Sub-heat
exchanger
( INDOOR )
Heat exchanger
( OUTDOOR )
3
2-Way
valve
Strainer
Expansion valve
Strainer