# SDR AU960174

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Engine: Lyc TIO540J2BD
- System (JASC): [7922 · Engine Oil Temperature Regulator](https://openairdocs.org/jasc/7922)
- Part: Nut
- Condition: Loose
- Location: Ac,Eng Oil Dist
- Component: Lyc, VERNATHERM
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU960174

## Discrepancy

(AUS) ENGINE THERMOSTATIC OIL COOLER BYPASS VALVE (VERNATHERM) NUT LOOSE - FOUND DURING INSPECTION IAW AD/LYC/78

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