- Difficulty date
- July 28, 2023
- Submitted
- July 28, 2023
- Operation
- Air carrier
- Aircraft
- N272UP
- Make and model
- Doug MD11F
- Aircraft serial
- 48571
- Aircraft time
- 71,076 hours, 19,422 cycles
- Part
- Panel
- Part number
- UNKNOWN
- Part serial
- NA
- Condition
- Fumes
- Location
- Cabin
- Stage of operation
- DE
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:NA*** EMERGENCY DECLARED *** ON DESCENT SDF HEARD ELECTRICAL ARC SOUND AND FLASH FROM ELECTRICAL PANEL BEHIND F.O. IMMEDIATELY SMELLED ELECTRICAL FUMES OVERHEAD PANEL LIGHTS WENT OUT.FOUND OVERHEAD/ OBSERVER STATION INSTRUMENT LIGHTING DIMMER SWITCH BURNED UP REMOVED AND REPLACED U1-130 (OVERHEAD INSTRUMENT LIGHTING DIMMER) OPS CHECKS GOOD REF AMM 33-11-03 FIM 33-11-22-00 FIG 116 ESR 33-11-10-01.