# SDR 97ZZZX3938

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N361ES](https://openairdocs.org/aircraft/N361ES), registered now
- Make and model: Cessna 172RG
- Registry model: [Cessna 172RG](https://openairdocs.org/model/cessna-172rg) (OpenAirDocs)
- Aircraft serial: 172R80011
- System (JASC): [3430 · Landing and Taxi Aids](https://openairdocs.org/jasc/3430)
- Part: Diode
- Part number: 1N6391
- Condition: Failed
- Location: Alternator Bus
- Stage of operation: NR
- Nature of condition: H
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX3938

## Discrepancy

ALTERNATOR IN-FLIGHT FAILURE TOGETHER WITH FAILURE OF NAV 1 AND GPS.  ALTERNATOR FIELD BREAKER OPEN.  REPLACED TWO SHORTED DIODES WITH CESSNA P/N 1N6391.  AIRCRAFT WITH ONE HOUR TEST FLIGHT WAS UNEVENTFUL AND AIRWORTHY WITH ALL ELECTRICAL DEVICES WORKING.

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