REF RIG ER AN T SYSTEM D IA G RA M
OUTDOOR UNIT
Heat
exchanger
Strainer
: Compressor thermistor
: Discharge pipe thermistor
: Heat exchanger thermistor (Middle)
: Heat exchanger thermistor (Out)
: Outdoor thermistor
2011.12.18
Muffler
Muffler
4-way
valve
Accumulator
Compressor
Expansion
Strainer
valve
INDOOR UNIT
3-way
valve
Heat
exchanger
2-way
valve
: Pipe thermistor
: Room thermistor
4
<Refrigerant direction>
Cooling
Heating
<Refrigerant pipe diameter>
12
Liquid : 1/4" (6.35 mm)
Gas : 3/8" (9.52 mm)
14, 18
Liquid : 1/4" (6.35 mm)
Gas : 1/2" (12.70 mm)