# SDR 2003FA0000749

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2003
- Submitted: July 24, 2003
- Operation: General aviation
- Aircraft: [N4144P](https://openairdocs.org/aircraft/N4144P), registered now
- Make and model: Piper PA-28-181
- Registry model: [Piper PA-28-181](https://openairdocs.org/model/piper-pa-28-181) (OpenAirDocs)
- Aircraft serial: 2843121
- Engine: Lyc O360A4M
- System (JASC): [2434 · DC Generator-Alternator](https://openairdocs.org/jasc/2434)
- Part: Diode
- Condition: Failed
- Location: Alternator
- Part time: 22 hours
- Component: Alternator
- Component part number: 32C21997
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2003FA0000749

## Discrepancy

PILOT REPORTED ALTERNATOR INOPERATIVE.  LIGHT STAYED ON AND AMP METER SHOWED 28 AMPS.  UPON FURTHER INVESTIGATION, IT WAS FOUND THAT A DIODE HAD FAILED INSIDE THE ALTERNATOR.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.