# SDR DALA2015040302577

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2015
- Submitted: April 3, 2015
- Operation: Air carrier
- Aircraft: N662US
- Make and model: Boeing 747451
- Aircraft serial: 23720
- Aircraft time: 106,903 hours, 13,528 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2015040302577

## Discrepancy

UPPER DECK EMERGENCY FLOOR PATH LIGHTING INOPERATIVE .3 LIGHTS + 1 ROOF LIGHT AT TOP OF STRAIRCASE.  R & R LIGHT AND BATTERY PACK.

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