# SDR 2016FA0000325

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 6, 2016
- Submitted: July 12, 2016
- Operation: General aviation
- Aircraft: [N590MM](https://openairdocs.org/aircraft/N590MM), registered now
- Make and model: Cessna 206H
- Registry model: [Cessna 206H](https://openairdocs.org/model/cessna-206h) (OpenAirDocs)
- Aircraft serial: 20608339
- Aircraft time: 2,389 hours
- Engine: Lyc IO540AC1A5
- Engine time: 2,035 hours
- Propeller: Mcauly B3D36C432
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Alternator
- Part number: BC4251
- Part serial: 0111499K
- Condition: Broken
- Location: Engine Bay
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2016FA0000325

## Discrepancy

OIL LEAKING ONTO RIGHT SIDE OF AIRCRAFT UNDERBELLY OBSERVED IN POSTFLIGHT. INSPECTED ENGINE FOR OIL LEAK.  INSPECTED NR 2 ALTERNATOR.  FOUND MOUNTING BASE OF ALTERNATOR IS CRACKED AND SOME OIL LEAKING OUT OF ALTERNATOR.

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