# SDR HEEA072517

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 11, 2001
- Submitted: May 7, 2001
- Operation: General aviation
- Aircraft: N142PH
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 33150
- Aircraft time: 4,508 hours
- Engine: Pwa PT6T3B
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Control Unit
- Part number: 32447066
- Part serial: A8159
- Condition: Malfunctioned
- Location: Engine
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA072517

## Discrepancy

TORQUE OSCILLATIONS DURING POWER CHANGES. TESTED UNIT AND COULD NOT DUPLICATE PROBLEM.

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