# SDR HEEA080514

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2002
- Submitted: August 19, 2002
- Operation: Air carrier
- Aircraft: [N2270G](https://openairdocs.org/aircraft/N2270G), registered now
- Make and model: Bell 206B-3
- Registry model: [Bell 206B-3](https://openairdocs.org/model/bell-helicopter-textron-206b-3) (OpenAirDocs)
- Aircraft serial: 3610
- Aircraft time: 15,591 hours
- Engine: Allsn 250C20B
- Engine time: 7,321 hours
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Seal
- Part number: 23063438
- Condition: Failed
- Location: Hydrodynamic
- Component: Gear Box Assy, 6894171
- Stage of operation: IN
- How discovered: V
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA080514

## Discrepancy

ENGINE REMOVED DUE TO SMOKE AND OIL COMING FROM GEARBOX VENT.  UPON INSPECTION OF GEARBOX PARTS NOTED SEAL FAILED WITH LARGE PIECE BROKEN AWAY FROM SPRING AREA. SCRAPPED SEAL.

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