# SDR AALA202605061264

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 5, 2026
- Submitted: May 6, 2026
- Operation: Air carrier
- Aircraft: [N782AN](https://openairdocs.org/aircraft/N782AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30003
- Aircraft time: 101,343 hours, 12,574 cycles
- System (JASC): [3320 · Passenger Compartment Lighting](https://openairdocs.org/jasc/3320)
- Part: Bulb
- Condition: Burned Out
- Location: Zone 900
- Stage of operation: CR
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202605061264

## Discrepancy

AIRCRAFT WAS GROUNDED: ELECTRICAL SMOKE SMELL DURING FLIGHT AT FL340 ABOUT 3-5 MINS DURATION. THEN COMPLETELY DISSIPATED. SMELL CAME FROM AREA OF 2F-1RLAV AND THERE WAS EXCESSIVE "FAN" NOISE DURING THE EVENT WHICH ALSO WENT AWAY WHEN THE SMELL DID. MAINTENANCE PERFORMED T/S PER J/C 72L00021001. VERIFIED BURNING SMELL COMINGFROM LAV 2F-1R. SMELL WAS COMING FROM OVERHEAD DOME LIGHT. BULB WAS FOUND BURNT AND FOULED CONFIRMING THE BURNING ELECTRICAL SMELL WAS COMING FROM BURNT BULB. RELAPMED DOME LIGHT IAW AMM 33-26-00. OPS CHECK GOOD. SMELL IS NO LONGER PRESENT.

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