# SDR 96ZZZX5023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 20, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N5196H
- Make and model: Piper PA-14
- Registry model: [Piper PA-14](https://openairdocs.org/model/piper-pa-14) (OpenAirDocs)
- Aircraft serial: 14493
- Engine: Lyc O290D
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Piston
- Condition: Failed
- Location: Nr 3 Cylinder
- Part time: 2,286 hours
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZX5023

## Discrepancy

DURING FLIGHT, THE PILOT REPORTED HEARING A SLIGHT KNOCKING IN THE ENGINE AND NOTED A 20 PSI DROP IN OIL PRESSURE.  A PRECAUTIONARY LANDING WAS MADE WITHOUT INCIDENT.  COMPRESSION CHECK REVEALED NR 3 CYLINDER LOW AT 50/80.  CYLINDER REMOVAL REVEALED NR 3 PISTON SKIRT BROKE WITH 2 INCH BY 3 INCH PIECE LOCATED IN OIL SUMP OF ENGINE.

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