# SDR CA970612010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Engine: Pwa R280079
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Piston
- Part number: 81888
- Condition: Broken
- Location: #8 Cylinder
- Part time: 746 hours
- Component: Pwa, 84898
- Stage of operation: CR
- Nature of condition: E
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA970612010

## Discrepancy

(CAN) ENGINE WAS SHUTDOWN IN FLIGHT DUE TO ROUGH RUNNING ENGINE. POST FLIGHT INSPECTION FOUND THE #8 CYLINDER PISTON BROKEN. THE SUBMITTER SUGGESTS THAT A HYDRAULIC LOCK PREVIOUSLY MAY HAVE CONTRIBUTED TO THIS FAILURE.

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