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87-127
Refrigerant system has been open longer than the time required for normal repairs (i.e.
Based on temperature and pressure measurements, system is diagnosed with
Compressor is replaced due to noises or internal damage
Flushing is required after replacing certain components in certain situations
Page 87- 87 .
Flushing
Use compressed air and nitrogen (available locally) to remove moisture, impurities and old
First blow out old refrigerant oil and dirt with compressed air, then dry components with
DO NOT blow compressed air and nitrogen through the compressor or expansion valve.
DO NOT blow compressed air and nitrogen into a capped off A/C component. Pressurized R- A/C refrigerant system, servicing 13/2/2005 |