# SDR DALA13069915653

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 2013
- Submitted: December 16, 2013
- Operation: Air carrier
- Aircraft: [N553NW](https://openairdocs.org/aircraft/N553NW), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26500
- Aircraft time: 36,245 hours, 15,107 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: No Test
- 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/DALA13069915653

## Discrepancy

EMERGENCY BATTERY PACKS M730 & M732 FAILS CAPACITY TEST.   REPLACED BATTERY PACKS IAW AMM 33-51.  OPS CHECKED GOOD.

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