Refrigerant System Diagrams; Models: Aoug09Lzah1, Aoug12Lzah1, And Aoug15Lzah1 - Fujitsu AOUG12LZAH1 Service Manual

6. Refrigerant system diagrams

6-1. Models: AOUG09LZAH1, AOUG12LZAH1, and
AOUG15LZAH1
Muffler
Th
D
Th
C
Accumulator
Cooling
Heating
Th
: Thermistor (Compressor temperature)
C
Th
: Thermistor (Discharge temperature)
D
Th
: Thermistor (Outdoor temperature)
O
Th
: Thermistor (Heat exchanger out temperature)
HO
Th
: Thermistor (Pipe temperature)
PI
Th
: Thermistor (Room temperature)
R

6-1. Models: AOUG09LZAH1, AOUG12LZAH1, and AOUG15LZAH1

Heat exchanger
3-way
valve
Muffler
4-way valve
Heat exchanger
(OUTDOOR)
- (02-13) -
(INDOOR)
Th
PI
Th
R
Th
HO
Th
O
2-way
valve
Strainer
Expansion valve
Strainer
6. Refrigerant system diagrams