# SDR JJBA20170824022

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2017
- Submitted: August 25, 2017
- Operation: Air carrier
- Aircraft: [N11176](https://openairdocs.org/aircraft/N11176), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 14500881
- Aircraft time: 32,996 hours, 20,504 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: AD20131A
- Part serial: 123682
- Condition: Inoperative
- Location: Emergency Lights
- Part time: 10,057 hours, 7,919 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JJBA20170824022

## Discrepancy

EMERGENCY LIGHTING SYSTEM REQUIRES OPERATIONAL CHECK. .  FOUND AFT CENTER AISLE EMERGENCY LIGHT INOPERATIVE. R & R THE NR 4 BATTERY PACK, OPS CHECKED GOOD.

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