Refrigerant Circuit - Fujitsu ASU9RLS3 Design & Technical Manual

3.

REFRIGERANT CIRCUIT

MODEL : AOU9RLS3, AOU12RLS3
„ „
Th
D
Muffler
Acccumlator
Cooling
Heating
Th Thermistor (Discharge Temp.)
D
Th Thermistor (Outdoor Temp.)
O
Th Thermistor (Heat Exchanger Out Temp.)
HO
Th Thermistor (Room Temp.)
R
Th Thermistor (Pipe Temp.)
PI
Refrigerant pipe diameter
Liquid: 1/4" (6.35 mm)
Gas: 3/8" (9.52 mm)
Heat exchanger
3-Way
valve
Muffler
4-Way valve
Heat exchanger
( OUTDOOR )
- (02 - 03) -
( INDOOR )
Th
PI
Th
R
Th
HO
Th
O
2-Way
valve
Strainer
Expansion valve
Strainer