# SDR AUS20021069

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2002
- Submitted: October 16, 2002
- Operation: Air carrier
- Make and model: Piper PA-31
- Registry model: [Piper PA-31](https://openairdocs.org/model/piper-pa-31) (OpenAirDocs)
- Engine: Lyc TIO540A2B
- Propeller: Hartzl HCE3YR2
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Powerpack
- Part number: OAS29305
- Condition: Contaminated
- Location: Hyd System
- Component: Hydraulic Syste
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20021069

## Discrepancy

(AUS) HYDRAULIC POWER PACK CONTAMINATED BY UNKNOWN BIOLOGICAL GROWTH.

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