# SDR 97ZZZX782

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [National Flight Services Inc, repair station DSCR311D](https://openairdocs.org/faa-repair-station/DSCR311D/national-flight-services-inc.md) (OpenAirDocs)
- Engine: Garrtt TPE33110U
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Bearing
- Part number: 31030351
- Condition: Failed
- Location: Accessory Grbox
- Part time: 3,793 hours
- Component: 31032321
- Stage of operation: CR
- Nature of condition: Y
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX782

## Discrepancy

ACCESSORY GEAR BEARING FAILED RESULTING IN LOSS OF FUEL CONTROL DRIVE AND SUBSEQUENT ENGINE SHUT DOWN IN-FLIGHT.  FAILURE OCCURRED UNDER NORMAL OPERATING CONDITIONS WITHIN BEARING TIME-LIFE LIMITATIONS.  SUBMITTER SUGGESTS BEARING REPLACEMENT AT 3500 HOUR GEARBOX INSPECTION.

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