# SDR AU971538

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 13, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Piper PA-31
- Registry model: [Piper PA-31](https://openairdocs.org/model/piper-pa-31) (OpenAirDocs)
- Engine: Lyc TIO540A2C
- System (JASC): [7922 · Engine Oil Temperature Regulator](https://openairdocs.org/jasc/7922)
- Part: Valve
- Part number: 53E22144
- Condition: Faulty
- Location: Engine Oil Temp
- Stage of operation: CL
- Nature of condition: O, K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU971538

## Discrepancy

(AUS) ENGINE OIL TEMPERATURE VALVE FAULTY.

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