# SDR NWAA081936315

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2008
- Submitted: May 5, 2008
- Operation: Air carrier
- Aircraft: N675NW
- Make and model: Boeing 747451
- Aircraft serial: 33001
- Aircraft time: 29,035 hours, 3,716 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Lights
- 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/NWAA081936315

## Discrepancy

DURING OVERNIGHT CHECK, FOUND EMERGENCY PATH LIGHTS IN ZONE B RIGHT SIDE WON'T ILLUMINATE.  MAINTENANCE REMOVED AND REPLACED BATTERY POWER SUPPLY.  OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.

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