# SDR ASOA2019080725083

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2019
- Submitted: August 7, 2019
- Operation: Air carrier
- Aircraft: N11551
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145411
- Aircraft time: 39,883 hours, 31,115 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 20131A
- Part serial: 7341
- Condition: Inoperative
- Location: Emergency Lights
- Part time: 4,259 hours, 3,953 cycles
- 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/ASOA2019080725083

## Discrepancy

DURING MX THE MAIN DOOR AND COCKPIT EMERGENCY LIGHTS DID NOT WORK. MX R&R THE #1 EMERGENCY LIGHT BATTERY WITH OPERATIONAL CHECK GOOD. A/C WAS APPROVED FOR RETURNED TO SERVICE.

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