A key component was never recovered, investigators seem to have misunderstood their own laboratory’s report on another and the NTSB conclusions omit to identify the evident failure of a shear pin to correctly perform its safety function as a factor.
NTSB suggest an air lock in the fuel system plus an auto-feather system failure which may have occurred if the power lever was manually retarded during the auto-feather sequence. The DC-3 was below the airspeed required to maintain lateral control after an engine failure with an unfeathered propeller.
Did you know that rain on a windscreen, in addition to causing poor visibility, introduces a refraction error that can make objects appear lower, by up to 5 degrees?
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Our proven expertise covers a whole range of specialist aviation areas including Search and Rescue (SAR), Helicopter External Sling Load Operations (HESLO), Helicopter Emergency Medical Services (HEMS), maritime and environmental surveillance, aerial spraying, Humanitarian and Disaster Relief (HADR), UAS/RPAS/Drones as well as more conventional helicopter, airline and military operations.