Fujitsu AOU12RLS3 - REFRIGERANT SYSTEM DIAGRAM; SYSTEM FLOW DIAGRAM

REFRIGERANT
SYSTEM DIAGRAM
Refrigerant direction
Cooling
Heating
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 3/8" (9.52 mm)
2-Way valve
Strainer
Strainer
3-Way valve
Muffler
Accumulator
Muffler
4-Way valve
Expansion valve
Heat exchanger
(indoor unit)
Heat exchanger
(outdoor unit)
Compressor
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