# SDR 20000407SH002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2000
- Submitted: April 7, 2000
- Operation: General aviation
- Aircraft: [N952CC](https://openairdocs.org/aircraft/N952CC), registered now
- Make and model: Cessna 182P
- Registry model: [Cessna 182P](https://openairdocs.org/model/cessna-182p) (OpenAirDocs)
- Aircraft serial: 18263638
- Engine: Cont O470U
- System (JASC): [8520 · Reciprocating Engine Power Section](https://openairdocs.org/jasc/8520)
- Part: Lifter
- Part number: 653877
- Condition: Damaged
- Location: Nr 3 Cylinder
- Part time: 1,230 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/20000407SH002

## Discrepancy

DURING THE REMOVAL OF THE NR 3 CYLINDER, THE EXHAUST VALVE LIFTER WAS INSPECTED AND FOUND TO HAVE CHIPS OF MATERIAL MISSING FROM THE CORNERS NEAR THE LOWER FACE.  THE FACE OF THE LIFTER AND CAM LOBE WERE NOT FOUND TO HAVE ANY DEFECTS.  (X)

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