# SDR DALA2018091305589

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2018
- Submitted: September 13, 2018
- Operation: Air carrier
- Aircraft: [N540US](https://openairdocs.org/aircraft/N540US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26487
- Aircraft time: 66,144 hours, 25,780 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Discharged
- Location: Cabin
- 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/DALA2018091305589

## Discrepancy

ON S/C FOUND EMER LIGHTS OUT AT ROWS 18-22 AND DOOR 2L. REMOVED AND REPLACED BATTERY PACK AT M732 PER AMM 33-51. CHECKS GOOD.

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