Primary finding
Probable cause
The pilot's failure to maintain main rotor rpm. Factor contributing to the accident was the pilot's inadequate in-flight planning.
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NTSB investigation record
LAX91LA182
CompletedRobinson R22-beta· N4066J
- Date
- April 20, 1991
- Location
- Phoenix, AZ
- Conditions
- VMC
- Record
- Completed
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