AKRON, OH, USA
N450GA
CONVAIR CV-240
SHORTLY AFTER DEPATURE THE AIRPLANE WAS SEEN CLIMBING TO AN ALTITUDE OF ABBOUT 200 FEET AGL. WITNESSES SAW SMOKE COMING FROM ONE OF THE ENGINES AND HERD A 'POPPING NOISE.' THE PILOT EXECUTED A FORCED LAANDING IN A FIELD. THE AIRPLANE STRUCK ELECTRICAL WIRES AND FENCE THEN BURST INTO FLAMES. THE AIRPLANE HAD REFUELED JUST PRIOR TO TAKE OFF, AND THE FUEL RECEIPT SHOWE THAT 300 GALLONS OF JET (A) FUEL WAS PUT INTO THE TANKS. THE NORMAL FUEL USED IN THE AIRPLANE WAS 100 LL.
THE USE OF AN IMPROPER GRADE OF FUEL, WHICH WAS APPROVED BY THE CAPTAIN AND RESULTED IN A LOSS OF ENGINE POWER DUIRNG CLIMBOUT AND AN IN FLIGHT COLLISION WITH TERRAIN.
Source: NTSB Aviation Accident Database
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