# SDR AALA201910239013

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 22, 2019
- Submitted: October 23, 2019
- Operation: Air carrier
- Aircraft: [N959NN](https://openairdocs.org/aircraft/N959NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 33329
- Aircraft time: 16,363 hours, 6,254 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71702001
- Part serial: 154023
- 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/AALA201910239013

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: MULTIPLE EMERGENCY LIGHTS INOPERATIVE. REPLACED BATTERY PACK M1671 PER STANDARD PRACTICES.

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