# SDR HEEA954563

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 1995
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N2271V](https://openairdocs.org/aircraft/N2271V), registered now
- Make and model: Bell 206B
- Registry model: [Bell 206B](https://openairdocs.org/model/bell-206b) (OpenAirDocs)
- Aircraft serial: 3615
- Engine: Allsn 250C20B
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Wheel
- Part number: 6886407
- Condition: Sulfidation
- Location: 4th Stage
- Part time: 1,244 hours
- Component: 6898735
- 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/HEEA954563

## Discrepancy

ENGINE REMOVED DUE TO CYCLED 1ST THROUGH 4TH STAGE WHEELS.  UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING:  MILD SULFIDATION ON 50% OF TURBINE 1ST STAGE WHEELS BLADES. SCRAPPED 1ST STAGE WHEEL.

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