# SDR DALA13019875804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 2013
- Submitted: April 29, 2013
- Operation: Air carrier
- Aircraft: [N584NW](https://openairdocs.org/aircraft/N584NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32984
- Aircraft time: 38,893 hours, 12,720 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Failed
- Location: Emergency Lights
- 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/DALA13019875804

## Discrepancy

DURING EMERGENCY LIGHT POWER SUPPLY DEEP CYCLE CHECK,  FOUND BATTERY PACK AT POWER SUPPLY M11384 FAILED.  R & R BATTERY PACK.  OPS CHECKED GOOD.

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