# SDR 99ZZZX4147

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N8269Z](https://openairdocs.org/aircraft/N8269Z), registered now
- Make and model: Piper PA-28-161
- Registry model: [Piper PA-28-161](https://openairdocs.org/model/piper-pa-28-161) (OpenAirDocs)
- Aircraft serial: 288116039
- Engine: Lyc O320D3G
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Bearing
- Part number: M3485
- Condition: Loose
- Location: Magneto
- Part time: 209 hours
- Component: Slick, 4370
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/99ZZZX4147

## Discrepancy

MAGNETO WAS SQUAWKED FOR EXCESSIVE MAG DROP ON RUN-UP.  NOTED UNUSUAL INDICATIONS ON MAG TIMING INDICATOR LIGHTS.  PULLED MAG AND DISASSEMBLED.  FOUND BEARING CAP ASSY (M3485) LOOSE.  THE POINTS MOUNT TO THIS CAP.  THE ENTIRE INSIDE OF THE MAG WAS COVERED IN BLACK SOOT, THE DISTRIBUTOR BLOCK, DISTRIBUTOR GEAR, AND POINTS WERE ALL DESTROYED.

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