Jan 31, 2009
Accident
Substantial Fillmore, CA
Injuries1 fatal
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
An in-flight break-up while maneuvering as a result of the main rotor blades diverging from the normal plane of rotation and severing the tailboom. The underlying reason for the main rotor divergence could not be determined.
NTSB WPR09FA104