Friedrich MW12Y3H Air Conditioner User Manual


 
4
R EFR IG ER ANT
S YST EM D IAG RA M
2-Way valve
Strainer
Strainer
3-Way valve
Muffler
4-Way valve
Expansion valve
Refrigerant direction
Heat exchanger
(indoor unit)
Heat exchanger
(outdoor unit)
Compressor
Cooling flow
Heating flow
Refrigerant pipe diameter
Liquid : 1/4" (6.35 mm)
Gas : 3/8" (9.52 mm)