# SDR HEER2015FA0000103

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2015
- Submitted: March 23, 2015
- Operation: General aviation
- Filed by: [PHI Aviation, LLC, repair station HEER617E](https://openairdocs.org/faa-repair-station/HEER617E/phi-aviation-llc.md) (OpenAirDocs)
- Aircraft: [N15MX](https://openairdocs.org/aircraft/N15MX), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54327
- Aircraft time: 718 hours
- Engine: Allsn 250C47B
- Engine time: 718 hours
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Bearing
- Part number: M25010354
- Part serial: FAG111055
- Condition: Spalled
- Location: Compressor
- Part time: 718 hours
- Component: Compressor
- Component part number: 23065593
- 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/HEER2015FA0000103

## Discrepancy

ENGINE REMOVED 2-24-15 DUE TO METAL IN OIL.  NR 2 BEARING EXHIBITED HEAVY SPALLING ON BALLS.  INSTALLED NEW PART.

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