# SDR 01FDEA00178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2001
- Submitted: March 8, 2001
- Operation: Air carrier
- Aircraft: [N151FE](https://openairdocs.org/aircraft/N151FE), registered now
- Make and model: Boeing 727-22
- Registry model: [Boeing 727-22](https://openairdocs.org/model/boeing-727-22) (OpenAirDocs)
- Aircraft serial: 19147
- Engine: Pwa JT8D7B
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Filter
- Condition: Dirty
- Location: Nr 3 Engine
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: J, E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/01FDEA00178

## Discrepancy

NR 3 OIL BYPASS LIGHT CAME ON.  COMPLIED WITH RED TABS AND SHUTDOWN ENGINE.  OIL PRESS AND TEMP NORMAL.  *S/D*  CHANGE FILTER PER 727-100 MM 79-00-000-2, CHANGE OIL PRESS DIFFERENTIAL SWITCH AS PRECAUTIONARY DUE TO HEAVY CARBON BUILD UP ON FILTER PER MM 79-33-002-4.  RAN ENG PER JRH NO LEAKS NOTED AND ALL ENG PARAMETERS NORM.

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