# SDR DALA2017053104392

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2017
- Submitted: May 31, 2017
- Operation: Air carrier
- Aircraft: N674US
- Make and model: Boeing 747451
- Aircraft serial: 30269
- Aircraft time: 71,815 hours, 8,778 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Exterior
- 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/DALA2017053104392

## Discrepancy

EXTERNAL EMERGENCY LIGHTS OUT BOTH AT LT SIDE AT TE FLAP. RELAMPED CKS GOOD REF AMM 33-51.

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