# SDR FL84656

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2002
- Submitted: February 27, 2002
- Operation: Air carrier
- Aircraft: [N234CE](https://openairdocs.org/aircraft/N234CE), registered now
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318052203
- Engine: Lyc TIO540*
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Seat
- Part number: LW19042
- Condition: Misrepaired
- Location: Cylinder Nr1
- Part time: 1,173 hours
- 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/FL84656

## Discrepancy

INTAKE VALVE AND SEAT,  CYLINDER NR 1 NOT SEALING.  APPEARS THAT VALVE SEAT AND / OR VALVE WERE IMPROPERLY GROUND.  THIS PATTERN IS NOT CONSISTANT AROUND CIRCUMFERENCE OF VALVE.  ONE SECTION OF SEAT (APPROX .7500 INCH)APPEARS TO HAVE ON CONTACT WITH VALVE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.