4. Refrigerant circuit
4-1. Models: AOTG09KMTC and AOTG12KMTC
Strainer
Strainer
3-way
valve
2-way
valve
Muffler
4-way valve
Expansion valve
Heat exchanger
Heat exchanger
(INDOOR)
(OUTDOOR)
C
o
mp
re
sso
r
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
- 51 -
4-1. Models: AOTG09KMTC and AOTG12KMTC
4. Refrigerant circuit
OUTDOOR UNIT
AOTG09-12KMTC
OUTDOOR UNIT
AOTG09-12KMTC