# SDR 2012FA0000197

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2012
- Submitted: April 9, 2012
- Operation: General aviation
- Aircraft: [N488SP](https://openairdocs.org/aircraft/N488SP), registered now
- Make and model: Cessna 310N
- Registry model: [Cessna 310N](https://openairdocs.org/model/cessna-310n) (OpenAirDocs)
- Aircraft serial: 310N0029
- Aircraft time: 1,262 hours
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Bearing
- Condition: Worn
- Location: Magneto
- Component: Magneto, Bendix
- Component part number: BL106006061R
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2012FA0000197

## Discrepancy

PILOT DECLARED EMERGENCY AND PERFORMED UNSCHEDULED LANDING DUE TO LT ENGINE LT MAGNETO FAILURE. FAILURE APPEARS TO HAVE BEEN CAUSED BY A BAD BEARING IN THE MAGNETO.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.