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B737 captain reported an APU fire warning during deplaning.
| Attributes | |
| ACN | 1483156 |
| Time | |
| Date | 201709 |
| Place | |
| Locale Reference | ZZZ.Airport |
| State Reference | US |
| Aircraft 1 | |
| Make Model Name | B737 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Parked |
| Flight Plan | IFR |
| Component | |
| Aircraft Component | APU |
| Person 1 | |
| Function | Pilot Flying Captain |
| Qualification | Flight Crew Air Transport Pilot (ATP) |
| Experience | Flight Crew Type 460 |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe Deviation - Procedural Published Material / Policy Flight Deck / Cabin / Aircraft Event Smoke / Fire / Fumes / Odor |
Narrative:
During deplaning; APU was still powering airplane electrical and air. Ground power was available but not yet in use. APU power dropped off airplane and an APU fault light was observed. Ground power was selected. A momentary APU fire light illuminated; but extinguished by itself. APU was turned off.after a moment or two; APU fire illuminated again with warning bell. Bell was silenced; and fire handle was pulled. Fire light remained illuminated. APU fire extinguisher was then discharged. Fire light then went out.we contacted ATC via VHF radio and requested fire equipment. We also directed all remaining passengers to leave their carry-ons and exit quickly through door to jetway.
Original NASA ASRS Text
Title: B737 Captain reported an APU fire warning during deplaning.
Narrative: During deplaning; APU was still powering airplane electrical and air. Ground power was available but not yet in use. APU power dropped off airplane and an APU Fault light was observed. Ground power was selected. A momentary APU fire light illuminated; but extinguished by itself. APU was turned off.After a moment or two; APU Fire illuminated again with warning bell. Bell was silenced; and fire handle was pulled. Fire light remained illuminated. APU fire extinguisher was then discharged. Fire light then went out.We contacted ATC via VHF radio and requested fire equipment. We also directed all remaining passengers to leave their carry-ons and exit quickly through door to Jetway.
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.