# SDR 2009FA0000509

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 2, 2009
- Submitted: June 8, 2009
- Operation: General aviation
- Aircraft: [N8356F](https://openairdocs.org/aircraft/N8356F), registered now
- Make and model: Hughes 369D
- Aircraft serial: 1260063D
- Aircraft time: 10,518 hours
- Engine: Allsn 250C20B
- Engine time: 22,968 hours, 10,368 cycles
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: Turbine
- Part number: 23069745
- Part serial: CAT36781
- Condition: Seized
- Location: Engine
- Part time: 9,767 hours, 9,441 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: Y, J
- Precautionary procedure: A, B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2009FA0000509

## Discrepancy

DURING EXTERNAL LOAD OPERATIONS AT A HOVER, THE ENGINE STOPPED SUDDENLY CAUSING THE PILOT TO AUTO ROTATE FROM APPROX 80 FEET AGL.  THE PROBABLE CAUSE OF THE ENGINE STOPPAGE IS A MALFUNCTION IN THE TURBINE MODULE.  RECENT OCCURRENCE, NO PRELIMINARY REPORT PUBLISHED.

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