# SDR HEEA080633

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2002
- Submitted: August 19, 2002
- 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: 5,399 hours
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Control Unit
- Part number: 51509002R
- Part serial: 9487AB
- Condition: Malfunctioned
- Location: Generator
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA080633

## Discrepancy

AFTER SETTING PARALLEL VOLTAGE, UNIT DRIFTS.

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