# SDR A1Z2005F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 2005
- Submitted: September 13, 2005
- Operation: Air carrier
- Aircraft: [N7565J](https://openairdocs.org/aircraft/N7565J), registered now
- Make and model: Piper PA-28R-180
- Registry model: [Piper PA-28R-180](https://openairdocs.org/model/piper-pa-28r-180) (OpenAirDocs)
- Aircraft serial: 28R30943
- Engine: Lyc IO360B1E
- Propeller: Hartzl HCC2YK1
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Magneto
- Part number: 4370
- Part serial: 00100340
- Condition: Failed
- Location: Right
- Part time: 512 hours
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A1Z2005F00000

## Discrepancy

MAGNETO EXIBITED EXCESSIVE DROP AT RUN-UP.  INSPECTION REVEALED THAT THE ROTATING MAGNET SHAFT HAD DISINTEGRATED BETWEEN THE FWD BEARING AND THE ROTATING MAGNET THE 2 WERE SEPARATED COMPLETELY.  THE FAILURE DID NOT APPEAR TO BE CAUSED BY STRESS.  IT EXIBITED EVIDENCE OF A METALURGICAL FLAW.  A PROP STRIKE DID NOT OCCUR.  (K)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.