4. Refrigerant circuit
4-1. Models: AOU9RL2 and AOU12RL2
4-1. Models: AOU9RL2 and AOU12RL2
3-way
valve
Muffler
4-w ay valve
Cooling
Heating
Heat exchanger
( INDOOR )
Heat exchanger
( OUTDOOR )
- 31 -
2-way
valve
Strainer
Expansion valve
Strainer
4. Refrigerant circuit