Refrigerant Circuit; Models: Aou9Rlfc, Aou12Rlfc, And Aou18Rlfc - Fujitsu AUU9RLF Design & Technical Manual

3. Refrigerant circuit

3-1. Models: AOU9RLFC, AOU12RLFC, and AOU18RLFC

Th
D
Th
D
Th
O
Th
HO
Th
R
Th
P
3-1. Models: AOU9RLFC, AOU12RLFC, and AOU18RLFC
3-Way
valve
Muffler
4-Way valve
Cooling
Heating
: Thermistor (Discharge Temp.)
: Thermistor (Outdoor Temp.)
: Thermistor (Heat Exchanger Out Temp.)
: Thermistor (Room Temp.)
: Thermistor (Pipe Temp.)
Heat exchanger
( INDOOR )
Th
Th
R
Heat exchanger
( OUTDOOR )
Th
Th
O
- 51 -
2-Way
P
valve
Strainer
Expansion valve
Strainer
HO
3. Refrigerant circuit