2322
compressor oils are to be removed, ensure that they
have been evacuated to an acceptable level to make
certain that flammable refrigerant does not remain
within the lubricant. The evacuation process shall be
carried out prior to returning the compressor to the
suppliers. Only electric heating to the compressor
body shall be employed to accelerate this process.
When oil is drained from a system, it shall be carried
out safely.
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