Fujitsu AGU9RLF Design & Technical Manual page 39

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MODEL : AOU15RLFFH
Th
D
Muffler
Cooling
Heating
Th : Thermistor (Discharge Temp.)
D
Th : Thermistor (Outdoor Temp.)
O
Th
: Thermistor (Heat Exchanger Out Temp.)
HO
Th : Thermistor (Room Temp.)
R
Th : Thermistor (Pipe Temp.)
P
Refrigerant pipe diameter
Liquid: 1/4" (6.35 mm)
Gas: 1/2" (12.70 mm): 15RLFFH
Heat exchanger
3-Way
valve
Muffler
4-Way valve
Heat exchanger
( OUTDOOR )
- (02 - 04) -
( INDOOR )
Th
P
Th
R
Th
HO
Th
O
2-Way
valve
Strainer
Expansion valve
Strainer