Primary finding
Probable cause
The loss of lift resulting from the pilot's failure to maintain rotor rpm during an aerial application turn. The power available from the engine was less than that required to regain the lost rotor rpm.
NTSB investigation record
Bell 47Mark-6· N19JM
Primary finding
The loss of lift resulting from the pilot's failure to maintain rotor rpm during an aerial application turn. The power available from the engine was less than that required to regain the lost rotor rpm.
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