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Oil inspect glass, used to
observe the oil lower level
of compressor
Compressor crankcase
heater, used to heat up
the oil
14
HAIER CHILLER
Solenoid valve before 4-
way valve, used to control
the reverse of 4-way valve.
4-way valve, reverse
when electrify is complete
in heating mode
Refrigerant spray hole, enter the
middle of compressor and
reduce the discharge temp..
Capacity regulation capillary
Oil inlet connector
Oil outlet connector
Oil pressure drop switch,
used to inspect the
pressure drop of the two
side of oil filter
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