# SDR DALA2016060804436

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2016
- Submitted: June 8, 2016
- Operation: Air carrier
- Aircraft: N669US
- Make and model: Boeing 747451
- Aircraft serial: 24224
- Aircraft time: 109,781 hours, 13,384 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/DALA2016060804436

## Discrepancy

FLOOR EMERGENCY LIGHT BESIDE SEAT 77A TO 79A INOPERTIVE.  REPLACED POWER SUPPLY WITH BATTERY ABOVE SEAT 78 AISLE.  OPS TESTED OK IAW AMM 33-51.

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