# SDR NWAA073976745

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 8, 2007
- Submitted: December 12, 2007
- Operation: Air carrier
- Aircraft: N645NW
- Make and model: Boeing 747222B
- Aircraft serial: 23736
- Aircraft time: 70,877 hours, 8,946 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Cabin
- 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/NWAA073976745

## Discrepancy

DURING OVERNIGHT CHECK, FOUND EMERGENCY LIGHT ON CEILING ON MAIN CARGO DECK AT STA 590 INOP.  MAINTENANCE REMOVED AND REPLACED LIGHT ASSEMBLY.  OPERATIONAL CHECKED GOOD AND AIRCRAFT WAS RETURNED TO SERVICE.

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