# SDR AUS20020971

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2002
- Submitted: October 16, 2002
- 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
- Propeller: Hartzl HCE2YR2
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Piston Ring
- Part number: SL73857
- Condition: Broken
- Location: Reciprocating En
- Part time: 575 cycles
- Component: Reciprocating En, Lyc, TIO540A2C
- Stage of operation: CR
- Nature of condition: E, K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AUS20020971

## Discrepancy

(AUS) NO6 CYLINDER OIL CONTROL PISTON RING BROKEN. BROKEN RING INGESTED BY OIL PUMP.

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