# SDR SIMA200335201

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 2003
- Submitted: February 5, 2004
- Operation: Air carrier
- Aircraft: [N821AE](https://openairdocs.org/aircraft/N821AE), registered now
- Make and model: Emb EMB-135KL
- Registry model: [EMB EMB-135KL](https://openairdocs.org/model/embraer-emb-135kl) (OpenAirDocs)
- Aircraft serial: 145577
- System (JASC): [2760 · Drag Control System](https://openairdocs.org/jasc/2760)
- Part: Control Unit
- Part number: 14533022409
- Part serial: 145557
- Condition: Inoperative
- Location: Spoilers
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200335201

## Discrepancy

LAX - FLT 3159 - DURING CRUISE FLIGHT CREW REPORTED AN UNCOMMANDED DEPLOYMENT OF SPOILERS AT HIGH SPEED RESULTING IN A 15 DEGREE BANK TO THE RIGHT.  MAINTENANCE REMOVED AND REPLACED THE SPOILER CONTROL UNIT IAW EMB MM.  AIRCRAFT WAS RELEASED FOR AND PASSED A FUNCTIONAL CHECK FLIGHT.  AIRCRAFT WAS THEN RETURNED TO SERVICE  (M)

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