Primary finding
Probable cause
Failure by the pilot-in-command to maintain rotor rpm during the autorotation and his delayed flare. A factor was: the pilot's failure to use the fuel boost pump while using aviation gasoline vice jet fuel.
NTSB investigation record
Hughes 369Hs· N3961H
Primary finding
Failure by the pilot-in-command to maintain rotor rpm during the autorotation and his delayed flare. A factor was: the pilot's failure to use the fuel boost pump while using aviation gasoline vice jet fuel.
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