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12
HOW TO EXCHANGE COMPRESSOR
12-1.Exchanging Procedure of Compressor (Outline)
For exchange of compressors, refer to (7) Compressor in Section
YES
NO
START
Has refrigerant recovery work been done?
Turn off the circuit breaker.
Remove the failure compressor.
Mount a service compressor.
Leakage check
Vacuuming
Charge the refrigerant.
END
Open PMV forcedly and then recover refrigerant
using a refrigerant recovery unit.
Never recover the refrigerant to the outdoor unit.
• For the refrigerant recovery work during reinstallation of
repair work, be sure to use the refrigerant recovery unit.
• Recovery of refrigerant to the outdoor unit is unavailable;
otherwise a serious accident such as explosion or injury
may be caused.