- (02 - 03) -
O
U
TD
O
O
R U
N
IT
A
O
U
9-
15
R
LS
2H
O
U
TD
O
O
R U
N
IT
A
O
U
9-
15
R
LS
2H
REFRIGERANT CIRCUIT
3.
MODEL
: AOU9RLS2H, AOU12RLS2H, AOU15RLS2H
2-Way
valve
Strainer
Strainer
3-Way
valve
Muffler
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) : 9/12RLS2H
1/2" (12.70 mm) : 15RLS2H
Th
D
Th
R
Th
PI
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
PI