# SDR 2010FA0000819

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 10, 2010
- Submitted: August 10, 2010
- Operation: General aviation
- Aircraft: [N78905](https://openairdocs.org/aircraft/N78905), registered now
- Make and model: Mooney M20B
- Registry model: [Mooney M20B](https://openairdocs.org/model/mooney-m20b) (OpenAirDocs)
- Aircraft serial: 1919
- Aircraft time: 3,691 hours
- Engine: Lyc O360A1D
- Engine time: 3,691 hours
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Nut
- Part number: STD1410
- Condition: Backed Out
- Location: Magneto
- Stage of operation: CR
- How discovered: O
- Nature of condition: D
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2010FA0000819

## Discrepancy

RT MAGNETO SEPARATED FROM ENGINE.  ATTACH NUTS COMPLETELY BACKED OFF AND MISSING.  AFTER OIL DELPETION, MAIN CASE CRACKED ABOVE LT FRONT CYLINDER ATTACH AREA.

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