# SDR AU510001634

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 7, 2005
- Submitted: June 6, 2006
- 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 LTIO540J2BD
- Propeller: Hartzl HCE3YR2
- System (JASC): [7713 · Manifold Pressure (MP) Indicating](https://openairdocs.org/jasc/7713)
- Part: Hose
- Part number: 193F0004D0330
- Condition: Fractured
- Location: Rt Engine
- Part time: 1,007 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU510001634

## Discrepancy

RT ENGINE SUMP TO DIFFERENTIAL PRESSURE CONTROLLER FAILED.  HOSE IS MANUFACTURED FROM 306 RUBBER AND IT IS SUSPECTED THAT THE MATERIAL IS INCAPABLE OF WITHSTANDING HIGH TEMPERATURES.  ORIGINAL PIPER HOSE P/N 39999-14.

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