# SDR 2020FA0000391

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2020
- Submitted: September 2, 2020
- Operation: General aviation
- Make and model: Cessna TU206F
- Registry model: [Cessna TU206F](https://openairdocs.org/model/cessna-tu206f) (OpenAirDocs)
- Aircraft time: 10,430 hours
- Engine: Cont TSIO520M
- Engine time: 794 hours
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Intake Rocker
- Part number: 652131
- Condition: Broken
- Location: Engine
- Part time: 794 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/2020FA0000391

## Discrepancy

ROCKER ARM FAILED CAUSING ENGINE ROUGHNESS.

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