# SDR VNAA2015072800041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2015
- Submitted: July 31, 2015
- Operation: Air carrier
- Aircraft: N256PS
- Make and model: Cndair CL6002B19
- Aircraft serial: 7937
- Aircraft time: 27,135 hours, 27,353 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: AD20131A
- Part serial: 75916
- Condition: Crew Error
- Location: Emergency Lights
- Part time: 14,233 hours, 14,160 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA2015072800041

## Discrepancy

CREW REPORTED EMERGENCY LIGHTS WOULD NOT ILLUMINATE.  SWITCH WAS LEFT IN THE ARM POSITION.  MAINTENANCE INSPECTED, R & R EMERGENCY LIGHT BATTERY PACK NR 4 AND PERFORMED CHECKS IAW AMM.  ACFT RELEASED FOR SERVICE.

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