# SDR 2024FA0000059

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 2023
- Submitted: January 17, 2024
- Operation: General aviation
- Aircraft: [N959G](https://openairdocs.org/aircraft/N959G), registered now
- Engine: Lyc O360A4M
- Engine time: 2,182 hours
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Impulse Coupling
- Part number: M3163
- Part serial: NA
- Condition: Damaged
- Location: Magneto
- Part time: 2,182 hours
- Component: Magneto, Champion, 4371
- Component part number: 4371
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2024FA0000059

## Discrepancy

MAGNETO P/N 4371 S/N 21030390. LOOSE RIVETS FOUND ON IMPULSE COUPLING DURING 500 HOUR INSPECTION. REPLACED IMPULSE COUPLING WITH NEW.

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