# SDR AU000589

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2000
- Submitted: August 4, 2000
- Operation: General aviation
- Engine: Pwa JT9D7R4E
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Compressor
- Condition: Contaminated
- Location: Engine
- Component: Engine, Pwa
- 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/AU000589

## Discrepancy

(AUS) HP COMPRESSOR DISCS (STG 8, 10, 12 AND 14) FOUND WITH SILVER PLATE CONTAMINATION, CAUSED BY USE OF SILVER PLATED NUTS FITTED AT TIE ROD LOCATIONS.

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