# SDR RH62002F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2002
- Submitted: September 12, 2002
- Operation: Air carrier
- Aircraft: [N8248G](https://openairdocs.org/aircraft/N8248G), registered now
- Make and model: Cessna 177RG
- Registry model: [Cessna 177RG](https://openairdocs.org/model/cessna-177rg) (OpenAirDocs)
- Aircraft serial: 177RG0148
- Engine: Lyc IO360A1A
- System (JASC): [2434 · DC Generator-Alternator](https://openairdocs.org/jasc/2434)
- Part: Alternator
- Part number: DOFF10300J
- Part serial: 2080931
- Condition: Shorted
- Location: Engine
- Stage of operation: NR
- How discovered: O
- Nature of condition: D
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/RH62002F00000

## Discrepancy

UNUSED RECTIFIER POST BECOME LOOSE AND FELL INTO BOTTOM OF ALTERNATOR CASE.  VIBRATION CAUSED LOOSE BOLT TO SHORT STATOR WINDINGS AND INTERMITTENTLY CAUSE DISCHARGE SPIKE IN BUS SYSTEM SPIKE WOULD CAUSE AVIONICS TO TURN OFF AND LOOSE NAVIGATION INFORMATION.

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