# SDR CA090408012

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2009
- Submitted: May 13, 2009
- Operation: General aviation
- Aircraft: [N947DA](https://openairdocs.org/aircraft/N947DA), registered now
- Make and model: Diamon DA20-C1
- Registry model: [Diamon DA20-C1](https://openairdocs.org/model/diamond-aircraft-ind-da20-c1) (OpenAirDocs)
- Aircraft serial: C0447
- System (JASC): [2434 · DC Generator-Alternator](https://openairdocs.org/jasc/2434)
- Part: Shaft
- Condition: Damaged
- Location: Alternator
- Part time: 986 hours
- Component: Alternator
- Component part number: 887251
- Stage of operation: CR
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA090408012

## Discrepancy

(CAN) REPORTED ON 03 APRIL 2009 THAT ACFT EXPERIENCED AN IN FLIGHT EMERGENCY CAUSED BY FUMES IN THE COCKPIT AND THE ALTERNATOR REGISTERED A FULL DISCHARGE. FURTHER INVESTIGATION REVEALED THE ALTERNATOR OUTPUT POST HAD CHAFED THRU THE RUBBER BOOT AND WAS SHORTING THRU THE ENGINE BAFFLE.

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