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Air carrier captain reported smelling a burning smell during cruise. Post-flight maintenance briefing advised the pilots alcohol from wipes may be shorting out wires.
| Attributes | |
| ACN | 1741625 |
| Time | |
| Date | 202004 |
| Local Time Of Day | 0601-1200 |
| Place | |
| Locale Reference | ZZZ.ARTCC |
| State Reference | US |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Flight Plan | IFR |
| Component | |
| Aircraft Component | Fire/Overheat Warning |
| Person 1 | |
| Function | Captain Pilot Flying |
| Qualification | Flight Crew Air Transport Pilot (ATP) Flight Crew Multiengine Flight Crew Instrument |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical Deviation - Procedural Published Material / Policy Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor |
Narrative:
[At] cruise; smelled like wire burning; put masks on; then visible smoke [was] coming from pedestal. Flew barber pole until approximately 15 km; landed; shut down airplane no more visible smoke; but still bad smell in airplane. Kept masks on [and] opened windows. Opened door; smell dissipated; deplaned. Mechanic found fire/overheat system circuit breaker popped wires were burnt. He told me maintenance control advised him this [has happened to several] airplanes. They believe alcohol from wipes is shorting out wires.
Original NASA ASRS Text
Title: Air carrier Captain reported smelling a burning smell during cruise. Post-flight Maintenance briefing advised the pilots alcohol from wipes may be shorting out wires.
Narrative: [At] cruise; smelled like wire burning; put masks on; then visible smoke [was] coming from pedestal. Flew barber pole until approximately 15 km; landed; shut down airplane no more visible smoke; but still bad smell in airplane. Kept masks on [and] opened windows. Opened door; smell dissipated; deplaned. Mechanic found fire/overheat system circuit breaker popped wires were burnt. He told me Maintenance Control advised him this [has happened to several] airplanes. They believe alcohol from wipes is shorting out wires.
Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.