# SDR BSYA2009024

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 10, 2009
- Submitted: May 6, 2009
- Operation: Air carrier
- Aircraft: [N33WC](https://openairdocs.org/aircraft/N33WC), registered now
- Make and model: Beech 58
- Registry model: [Beech 58](https://openairdocs.org/model/beech-58) (OpenAirDocs)
- Aircraft serial: TH170
- Aircraft time: 12,846 hours
- System (JASC): [7713 · Manifold Pressure (MP) Indicating](https://openairdocs.org/jasc/7713)
- Part: Probe
- Part number: 10200007
- Condition: Defective
- Location: Lt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/BSYA2009024

## Discrepancy

EN ROUTE FROM DAY TO CLE THE LEFT ENGINE CYL HEAD TEMPERATURE STARTED FLUCTUATING AND DIVERTED TO LCK.  MAINTENANCE REMOVED AND REPLACED CHT PROBE, OPS CHECKS GOOD.

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