# SDR ALG2001F00030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2001
- Submitted: November 20, 2001
- Operation: Air carrier
- Aircraft: N3174Y
- Make and model: Bell 206L-3
- Registry model: [Bell 206L-3](https://openairdocs.org/model/bell-206l-3) (OpenAirDocs)
- Aircraft serial: 51038
- Engine: Allsn 250C30P
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Blade
- Part number: 23053299
- Part serial: X146549
- Condition: Corroded
- Location: Engine
- Part time: 1,830 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/ALG2001F00030

## Discrepancy

TURBINE RECEIVED FOR TIME CHANGE ON 3RD AND 4TH STAGE WHEEL RETIREMENT.  TURBINE HAD A MFG LINER INSTALLED.  REMOVED COMBUSTION SECTION AND FOUND SULFIDATION ON 1ST STAGE WHEEL BLADES.  CHECK 1ST STAGE WHEELS FOR PROPER COATING.(K)

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