To avoid repeat compressor failure, always inspect the condition of the refrigerant oil and take the appropriate corrective action before installing the replacement compressor.
Condition
| Corrective Action
|
Clean Oil no debris present
| No corrective action necessary.
|
Clean oil with debris present
|
| • | Inspect the suction port of the replacement compressor for presence of a suction screen. If the Replacement Compressor does NOT contain a suction screen, Install Suction Screen in the line. |
| • | 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 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. |
| • | If the system has a front orifice tube and is not equipped with a filter in the rear auxiliary line, remove the filter in the auxiliary TXV and Install a universal inline A/C Filter P/N 89016656 (AC Delco P/N 15-10413) as close to the rear TXV as
possible. |
|
Dark brown/black and/or pungent/unusual odor with no debris present
|
| • | Replace desiccant or component containing the desiccant. |
| • | Replace desiccant filter if applicable. |
|
Dark brown/black and/or pungent/unusual odor with debris present
|
| • | Replace desiccant or component containing the desiccant. |
| • | Replace desiccant filter if applicable. |
| • | Inspect the suction port of the replacement compressor for presence of a suction screen. If the replacement compressor does NOT contain a suction screen, install suction screen. |
| • | Remove and inspect high pressure side filter (if applicable). |
| • | Remove, inspect, clean, or replace orifice tube. |
| • | 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. |
| • | If the system has a front orifice tube and is not equipped with a filter in the rear auxiliary line, remove the filter in the auxiliary TXV and install a universal inline A/C Filter P/N 89016656 (AC Delco P/N 15-10413) as close to the rear TXV as
possible. |
|
Hybrid polyester refrigerant oil (POE) Contamination
|
| • | Replace desiccant or component containing the desiccant. |
| • | Replace desiccant filter if applicable. |
|
