Refrigerant Circuit; Models: Aoyg07Kpca, Aoyg09Kpca, And Aoyg12Kpca - Fujitsu ASYG07KPCA Design & Technical Manual

4. Refrigerant circuit

4-1. Models: AOYG07KPCA, AOYG09KPCA, and AOYG12KPCA

Muffler
Th
D
Cooling
Heating
Th
: Thermistor (Discharge temperature)
D
Th
: Thermistor (Outdoor temperature)
O
Th
: Thermistor (Heat exchanger out temperature)
HO
Th
: Thermistor (Room temperature)
R
Th
: Thermistor (Pipe temperature)
PI
4-1. Models: AOYG07KPCA, AOYG09KPCA, and AOYG12KPCA
Heat exchanger
3-way
valve
4-way valve
Heat exchanger
(OUTDOOR)
- 31 -
(INDOOR)
Th
PI
Th
R
Th
HO
Th
O
2-way
valve
Strainer
Expansion valve
Strainer
4. Refrigerant circuit