System Diagram - Fujitsu ASTG34JFCC Service Manual

R E F R I GE R A N T
SY S T E M D IA G R A M
Muffler
Check valve
Pressure switch
Compressor
Sub-accumulator
2012.08.08
Heat exchanger
(Indoor unit)
3-way valve
Pressure sensor
Muffler
4-Way valve
Heat exchanger
Service port (Outdoor unit)
3-way valve
Strainer
Expansion valve
Strainer
3
Cooling flow
Heating flow
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 5/8" (15.88 mm)