# SDR BSYA2011031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 30, 2011
- Submitted: September 1, 2011
- Operation: Air carrier
- Aircraft: N1653W
- Make and model: Beech 58
- Registry model: [Beech 58](https://openairdocs.org/model/beech-58) (OpenAirDocs)
- Aircraft serial: TH252
- Aircraft time: 22,818 hours
- System (JASC): [2436 · DC Regulator](https://openairdocs.org/jasc/2436)
- Part: Regulator
- Part number: 603890171
- Condition: Malfunctioned
- Location: Nr 1
- Stage of operation: CR
- How discovered: O
- Nature of condition: S
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/BSYA2011031

## Discrepancy

SHORTLY AFTER DEPARTING OUT OF TEB RIGHT ALTERNATOR SPIKED AND KNOCKED BOTH COMM'S OFF LINE.  TURNED POWER OFF THEN ON AND SELECTED NR 1 VOLTAGE REGULATOR THE RADIO'S CAME BACK ON LINE.  MAINTENANCE IN SYR REMOVED AND REPLACED NR 2 VOLTAGE REGULATOR OPS CHECKS GOOD.

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