# SDR HEEA072421

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2001
- Submitted: May 7, 2001
- Operation: General aviation
- Aircraft: N3911L
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 33023
- Aircraft time: 11,934 hours
- Engine: Pwa PT6T3B
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Fuel Control
- Part number: 32447368
- Part serial: A86995
- Condition: Malfunctioned
- Location: Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA072421

## Discrepancy

7 PERCENT N1 OSCILLATION, TOO MUCH CUSHION ON THE HIGH SIDE, UNABLE TO ADJUST. RAN UNIT AS RECEIVED ON TEST BENCH.  COULD NOT DUPLICATE PROBLEM.

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