# SDR YQYR20141205002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2014
- Submitted: December 5, 2014
- Operation: General aviation
- Aircraft: [N138UD](https://openairdocs.org/aircraft/N138UD), registered now
- Make and model: Cessna 172S
- Registry model: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (OpenAirDocs)
- Aircraft serial: 172S11487
- Aircraft time: 77 hours
- Engine: Lyc IO360L2A
- Engine time: 77 hours
- Propeller: Mcauly 1A170E
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Fuel Control
- Part number: AV25765362
- Part serial: AV171462053
- Condition: Contaminated
- Location: Engine
- Part time: 77 hours
- Stage of operation: TX
- How discovered: O
- Nature of condition: Y, R
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YQYR20141205002

## Discrepancy

FUEL SERVO VENTURI CONTAMINATED FROM OVER PRIMING, CAUSING IMPROPER ENGINE IDLE AND ENGINE STOPPAGE.

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