# SDR SIMA201101902

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2011
- Submitted: January 19, 2011
- Operation: Air carrier
- Aircraft: [N521AE](https://openairdocs.org/aircraft/N521AE), registered now
- Make and model: Cndair CL6002C10
- Aircraft serial: 10142
- Aircraft time: 17,236 hours, 20,659 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Condition: Discharged
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA201101902

## Discrepancy

FOR FLIGHT 4590 DURING PREFLIGHT INSPECTION THE CREW NOTICED THE CABIN EMERGENCY LIGHTS WERE INOPERABLE.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  REMOVED AND REPLACED EMERGENCY BATTERY PACKS IAW/CRJ-700 AMM33-51-17.  THE OPERATIONAL CHECK WAS GOOD.  PART NUMBER: 2013-1A, SERIAL NUMBERS: 79481, 104583, 82398 AND 72758. THE AIRCRAFT WAS RETURNED TO SERVICE.

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