# SDR 99ZZZX4097

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: N879F
- Make and model: Piper PA-31-310
- Registry model: [Piper PA-31-310](https://openairdocs.org/model/piper-pa-31-310) (OpenAirDocs)
- Aircraft serial: 317812026
- Engine: Lyc TIO540J2BD
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Contact
- Part number: 10400184
- Condition: Failed
- Location: Magneto
- Part time: 50 hours
- Component: Bendix
- 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/99ZZZX4097

## Discrepancy

NYLON CAM FOLLOWER MELTED WHERE IT CONTACTED THE CONTACT POINT LEAF SPRING.  THE CAM FOLLOWER WOULD NO LONGER OPEN THE CONTACT POINTS, AND THE LEFT MAGNETO FAILED.  SUBMITTER STATED POSSIBLE CAUSE, POOR CONDENSER GROUND.  REF: TCM IGNITION BULLETIN SB 651.  COMPONENT P/N D6LN3200 10-682910-13.

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