Refrigerant Circuit; Models: Aoyg24Kbtb And Aoyg30Kbtb - Fujitsu AUXG24KRLB Design & Technical Manual

4. Refrigerant circuit

4-1. Models: AOYG24KBTB and AOYG30KBTB

Pressure
switch
Th
D
Th
C
Th
C
Th
D
Th
O
Th
HO
Th
R
Th
PI
4-1. Models: AOYG24KBTB and AOYG30KBTB
3-Way
valve
4-Way valve
: Cooling
: Heating
: Thermistor (Compressor temperature)
: Thermistor (Discharge temperature)
: Thermistor (Outdoor temperature)
: Thermistor (Heat Exchanger Out temperature)
: Thermistor (Room temperature)
: Thermistor (Pipe temperature)
Heat exchanger
( INDOOR )
Th
Th
R
Heat exchanger
( OUTDOOR )
Th
O
- 74 -
PI
2-Way
valve
Strainer
Expansion valve
Strainer
Th
HO
4. Refrigerant circuit