# SDR AU980485

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Cessna U206G
- Registry model: [Cessna U206G](https://openairdocs.org/model/cessna-u206g) (OpenAirDocs)
- Engine: Cont IO520F
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Guide
- Part number: 652956
- Condition: Worn
- Location: Exh Valve
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU980485

## Discrepancy

(AUS) ENGINE CYLINDER REMOVED DUE TO LOW COMPRESSION.  EXHAUST VALVE P/N 636242 FOUND WORN 0.178 MM (0.007 INCH).  EXHAUST VALVE GUIDE P/N 652956 WORN 0.0432 MM (0.017 INCH).

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