# SDR XC4R9720736

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 8, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Filed by: [Future Aviation Inc, repair station XC4R643M](https://openairdocs.org/faa-repair-station/XC4R643M/future-aviation-inc.md) (OpenAirDocs)
- Aircraft: N296SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120325
- System (JASC): [2435 · Starter-Generator](https://openairdocs.org/jasc/2435)
- Part: Brush
- Part number: 230801971
- Condition: Failed
- Location: Start/Gen
- Part time: 277 hours
- Component: Lucas, 23080013
- 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/XC4R9720736

## Discrepancy

START/GEN BRUSHES FAILED AFTER 277.0 HOURS OF FLIGHT TIME.  THE BRUSH SHUNT LEADS WERE BURNED AND BROKEN OFF.  THIS WAS A NEW AIRCRAFT, THIS WAS A NEW STARTER GENERATOR WITH ONLY 277.0 HOURS SINCE NEW.  SUBMITTER RECOMMENDS RE-DESIGNING DEFECTIVE BRUSHES.  NOTE:  THIS REPAIR STATION HAS SEEN MANY OF THESE BRUSH FAILURES IN THE PAST.  (X)

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