# SDR BJ3R200400002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2004
- Submitted: November 11, 2004
- Operation: General aviation
- Aircraft: [N75143](https://openairdocs.org/aircraft/N75143), registered now
- Make and model: Piper PA-32R-300
- Registry model: [Piper PA-32R-300](https://openairdocs.org/model/piper-pa-32r-300) (OpenAirDocs)
- Aircraft serial: 32R7680263
- Aircraft time: 2,762 hours
- Engine: Lyc IO540K1G5
- System (JASC): [2410 · Alternator-Generator Drive](https://openairdocs.org/jasc/2410)
- Part: Alternator
- Part number: 3656624R
- Part serial: E044773
- Condition: Defective
- Location: Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: H
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/BJ3R200400002

## Discrepancy

PREVIOUSLY INSTALLED OVERHAULED ALTERNATOR FAILED AFTER APPROXIMATELY 27 HOURS OF OPERATION.  THE ALTERNATOR WAS MANUFACTURED BY KELLY AEROSPACE/ELECTROSYSTEMS.  THERE WAS EXCESSIVE BINDING OF THE ALTERNATOR SHAFT AND PULLEY.  IN ADDITION, TWO EACH OF THE COOLING FINS BROKE OFF THE ALTERNATOR.

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