# SDR 2009FA0000889

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2009
- Submitted: October 23, 2009
- Operation: General aviation
- Aircraft: [N411Z](https://openairdocs.org/aircraft/N411Z), registered now
- Engine: Cont GTSIO520H
- Engine time: 1,021 hours
- System (JASC): [8011 · Engine Starter](https://openairdocs.org/jasc/8011)
- Part: Clutch Spring
- Part number: 539601
- Condition: Broken
- Location: Engine
- Part time: 1,021 hours
- Component: Starter Drive, Cont
- Component part number: 643259A40
- 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/2009FA0000889

## Discrepancy

PILOT REPORTED UNABLE TO START LEFT ENGINE. INSPECTED STARTER DRIVE UNIT AND FOUND CLUTCH SPRING BROKEN. REPLACED WITH CONTINENTAL KIT R-EQ6642 CONTAING AN OVERHAULED STARTER DRIVE UNIT AND CRANKSHAFT GEAR. FAILURE COULD BE CAUSED BY ENGINE KICK BACK AT START.

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