# SDR 20000718SH018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 22, 2000
- Submitted: July 18, 2000
- Operation: General aviation
- Aircraft: [N441MM](https://openairdocs.org/aircraft/N441MM), registered now
- Make and model: Robsin R22BETAII
- Aircraft serial: 3057
- Engine: Lyc O360J2A
- System (JASC): [7414 · Magneto/Distributor](https://openairdocs.org/jasc/7414)
- Part: Bearing
- Part number: 10357424
- Condition: Failed
- Location: Dist Block
- Part time: 95 hours
- Component: Magneto
- Component part number: S4LSC200
- 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/20000718SH018

## Discrepancy

LEFT MAGNETO FAILED. UPON DISASSEMBLY AND INSPECTION, FOUND THE BUSHING IN THE DISTRIBUTOR BLOCK WHERE THE DISTRIBUTOR GEARSHAFT RIDES, HAD COME LOOSE.  THE LOOSE BUSHING HAD BADLY DAMAGED THE DISTRIBUTOR BLOCK ASSY.  (X)

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