# SDR 2003FA0000393

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 5, 2003
- Submitted: April 16, 2003
- Operation: General aviation
- Aircraft: [N9105X](https://openairdocs.org/aircraft/N9105X), 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: 2890006
- Engine: Lyc O360A1D
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Wire
- Part number: 79412011
- Condition: Burned
- Location: Electrical
- Part time: 2,408 hours
- 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/2003FA0000393

## Discrepancy

AIRCRAFT ALTERNATOR ANNUNCIATOR LIGHT STAYS ON BUT AMMETER SHOWS OUTPUT.  FOUND ALTERNATOR POWER WIRE AND ANNUNCIATOR WIRES BURNED AT DIODE ASSEMBLY.  REPLACE TERMINAL ENDS AND WIRE.  CAUSE UNKNOWN.

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