# SDR 26N2011F00002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2011
- Submitted: October 7, 2011
- Operation: Air carrier
- Aircraft: N411MM
- Make and model: Israel ASTRA SPX
- Registry model: [Israel ASTRA SPX](https://openairdocs.org/model/israel-aircraft-industries-astra-spx) (OpenAirDocs)
- Aircraft serial: 080
- System (JASC): [2435 · Starter-Generator](https://openairdocs.org/jasc/2435)
- Part: Starter Gen
- Part number: 230650181
- Condition: Damaged
- Location: Lt Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/26N2011F00002

## Discrepancy

CREW REPORTED THE LT ENGINE WILL NOT START.  NO N1 ROTATION DURING START SEQUENCE.  TROUBLESHOT SYSTEM AND FOUND DEFECTIVE START/GEN AND DRIVE SPLINE.  R & R START/GEN WITH TSO: 0.0 UNIT AND INSTALLED "NEW" DRIVE SPLINE.  REMOVED START/GEN: SN 96011 PREVIOUSLY REPLACED ON FEB 8, 2011 AS A TSO: 0.0 HRS PRIOR TO BRUSH FAILURE.

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