# SDR UIEA2026062500540

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2026
- Submitted: June 26, 2026
- Operation: Air carrier
- Aircraft: [N481MC](https://openairdocs.org/aircraft/N481MC), registered now
- Make and model: Boeing 747443
- Aircraft serial: 32339
- Aircraft time: 91,811 hours, 12,044 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Bulb
- Part number: 1317
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2026062500540

## Discrepancy

LEFT AFT OVERWING EMERGENCY LIGHT INOPERATIVE.  EMERGENCY LIGHTS AT 73C & 49G.  REMOVED & REPLACED THE LT AFT OVERWING EMERGENCY LIGHT IAW AMM 33-51-03 & REPLACED THE CEILING EMERGENCY LIGHTS 49G & 73C IAW AMM 33-51-40-7. OPS CHKED OK.

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