Fujitsu AOYG36KATA - Outdoor Unit Refrigerant Circuit

4. Refrigerant circuit
4-1. Model: AOYG18KATA
Strainer
Strainer
3-way
valve
2-way
valve
Muffler
4-way valve
Expansion valve
Heat exchanger
Heat exchanger
(INDOOR)
(OUTDOOR)
Compressor
Cooling
Heating
Th
D
Th
R
Th
PI
Th
O
Th
HO
: Thermistor (Discharge temperature)
: Thermistor (Outdoor temperature)
: Thermistor (Heat exchanger middle temperature)
Th
D
Th
O
Th
HM
: Thermistor (Heat exchanger out temperature)
Th
HO
: Thermistor (Room temperature)
: Thermistor (Pipe temperature)
Th
R
Th
PI
Muffler
Th
HM
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4-1. Model: AOYG18KATA 4. Refrigerant circuit
OUTDOOR UNIT AOYG18-45KATA OUTDOOR UNIT AOYG18-45KATA