IMPROPER USE OF APU BY UNKNOWN PERSONNEL WHICH RESULTED IN THE AIRPLANE'S ELECTRICAL WIRING MELTING AND SUBSEQUENT SHORT.
— NTSB Determination
THE PILOT SAID THAT SHORTLY AFTER TAKEOFF, AN ELECTRICAL FIRE ERUPTED UNDER THE PASSENGER'S SEAT. AN EMERGENCY LANDING WAS MADE WHICH RESULTED IN DAMAGE TO THE AIRPLANE. THE AIRPLANE WAS DESTROYED BY A POST-LANDING FIRE. POST-ACCIDENT INVESTIGATION REVEALED THAT THE AIRPLANE HAD BEEN STARTED WITH A 24 VOLT BOOST INSTEAD OF A 12 VOLT BOOST WHICH RESULTED IN MELTED WIRES AND THE SUBSEQUENT SHORT AND FIRE.
THE PILOT SAID THAT SHORTLY AFTER TAKEOFF, AN ELECTRICAL FIRE ERUPTED UNDER THE PASSENGER'S SEAT. AN EMERGENCY LANDING WAS MADE WHICH RESULTED IN DAMAGE TO THE AIRPLANE. THE AIRPLANE WAS DESTROYED BY A POST-LANDING FIRE. POST-ACCIDENT INVESTIGATION REVEALED THAT THE AIRPLANE HAD BEEN STARTED WITH A 24 VOLT BOOST…
The accident on 1991-04-23 involved a Piper PA-22-108, registration N5421Z, operated by Dale E. Frimodt, at Millard, NE.
IMPROPER USE OF APU BY UNKNOWN PERSONNEL WHICH RESULTED IN THE AIRPLANE'S ELECTRICAL WIRING MELTING AND SUBSEQUENT SHORT.
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