# SDR 2010FA0000276

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 22, 2010
- Submitted: March 26, 2010
- Operation: General aviation
- Aircraft: [N180MT](https://openairdocs.org/aircraft/N180MT), registered now
- Make and model: Cessna 180D
- Registry model: [Cessna 180D](https://openairdocs.org/model/cessna-180d) (OpenAirDocs)
- Aircraft serial: 18050964
- Engine: Cont O470*
- Propeller: Mcauly D3A34C401
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Contact
- Part number: M3081
- Condition: Broken
- Location: Lt Magneto
- Component: Magneto, Slick
- Component part number: 6310
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2010FA0000276

## Discrepancy

DURING ROUTINE ENGINE RUNUP, ENGINE DIED WHEN SWITCHED TO LT MAGNETO.  REMOVED LT MAGNETO.  OPENED TO INVESTIGATE, AND FOUND CONTACT ASSY BROKEN IN 2 PIECES.  NO OTHER.  DAMAGE FOUND.  INSTALLED NEW CONTACT ASSY PN M3081.  REINSTALLED MAGNETO.  FUNCTIONAL, TEST GOOD.  THERE WAS NO APPARENT REASON FOR THE COMPONENT FAILURE.  TTSN 3.9.

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