# SDR 20010322CW014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2001
- Submitted: March 22, 2001
- Operation: General aviation
- Aircraft: [N41487](https://openairdocs.org/aircraft/N41487), registered now
- Make and model: Piper PA-28-181
- Registry model: [Piper PA-28-181](https://openairdocs.org/model/piper-pa-28-181) (OpenAirDocs)
- Aircraft serial: 2843179
- Engine: Lyc O360A4M
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Rotor
- Part number: M3548
- Condition: Sheared
- Location: Magneto
- Component: Magneto, Slick, 4370
- Component part number: 4370
- Stage of operation: TX
- How discovered: O
- Nature of condition: R
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010322CW014

## Discrepancy

PILOT REPORTED RT MAGNETO TO BE INOPERATIVE DURING GROUND RUNUP.  THE ASSIGNED TECHNICAN REMOVED THE RIGHT MAGNETO AND FOUND THE CAM SLOT ON THE ROTOR SHAFT COMPLETELY SHEARED OFF.  CAUSE UNKNOWN POSSIBLE PART DEFECT.  THIS MAGNETO WAS INSPECTED EVERY 500 HOURS.

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