# SDR DJFA2008030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 21, 2008
- Submitted: March 24, 2008
- Operation: Air carrier
- Aircraft: [N708TA](https://openairdocs.org/aircraft/N708TA), registered now
- Make and model: Beech 400A
- Registry model: [Beech 400A](https://openairdocs.org/model/hawker-beechcraft-400a) (OpenAirDocs)
- Aircraft serial: RK178
- Engine: Pwa JT15D5
- Engine time: 8,232 hours, 6,758 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Hmu
- Part number: 79015510
- Part serial: F32066
- Condition: Failed
- Location: Nr 2 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: Y, J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DJFA2008030

## Discrepancy

ON TAXI FOR TAKE-OFF, WHILE PERFORMING THE EFC TEST, THE NR 2 ENGINE SHUT DOWN UNCOMMANDED.    MAINTENANCE CHECKED RIGGING AND PERFORMED SEVERAL OPERATIONAL CHECKS.  MAINTENANCE DETERMINED THAT THE HMU REQUIRED REPLACEMENT.  THE HMU AND FLOW DIVIDER WERE REPLACED.

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