Design and Technical Manual

- (02 - 03) -
OUTDOOR UNIT AOU9-15RLFF OUTDOOR UNIT AOU9-15RLFF
REFRIGERANT CIRCUIT3.
MODEL

: AOU9RLFF, AOU12RLFF
2-Way
valve
Strainer
Strainer
3-Way
valve
MufflerMuffler
Acccumlator
4-Way valve
Expansion valve
Heat exchanger
( INDOOR )
Heat exchanger
( OUTDOOR )
Compressor
Cooling
Heating
Refrigerant pipe diameter
Liquid: 1/4" (6.35 mm)
Gas: 3/8" (9.52 mm): 9/12RLFF
Th
D
Th
R
Th
P
Th
HO
Th
O
: Thermistor (Discharge Temp.)
: Thermistor (Outdoor Temp.)
: Thermistor (Heat Exchanger Out Temp.)
Th
D
Th
O
Th
HO
: Thermistor (Room Temp.)
: Thermistor (Pipe Temp.)
Th
R
Th
P