NOTE:
To avoid repeat compressor failure, always inspect the condition of the refrigerant oil and take the appropriate corrective action before installing the replacement compressor.
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| Clean Oil no debris present |
No corrective action necessary. |
| Clean Oil with debris present |
- Replace desiccant or component containing the desiccant.
- Replace desiccant filter if applicable.
- Remove and inspect high pressure side filter (if applicable).
- Remove, inspect, clean, or replace orifice tube (if applicable).
- If the system has a front orifice tube and is equipped with a filter in the rear auxiliary line, remove, inspect, clean, or replace the filter.
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| Dark brown/black and/or pungent/unusual odor with no debris present |
- Replace desiccant or component containing the desiccant.
- Replace desiccant filter if applicable.
- Flush refrigerant system.
|
| Dark brown/black and/or pungent/unusual odor with debris present |
- Replace desiccant or component containing the desiccant.
- Replace desiccant filter if applicable.
- Flush refrigerant system.
- Remove and inspect high pressure side filter (if applicable).
- Remove, inspect, clean, or replace orifice tube (if applicable).
- If the system has a front orifice tube and is equipped with a filter in the rear auxiliary line, remove, inspect, clean, or replace the filter.
|
| Oil Overcharge |
Flush refrigerant system. |
| Refrigerant Contamination |
Flush refrigerant system. |
| Hybrid Polyolester Refrigerant Oil (POE) Contamination |
- Flush refrigerant system.
- Replace desiccant or component containing the desiccant.
- Replace desiccant filter if applicable.
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