What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
The airman privacy data omitted sole occupant of the helicopter, was doing a hover test to check balance of rotor and tailrotor blades. A piece of the tailrotor assembly failed due to operatorprivacy data omittedfaulty maintenance. Aircraft became uncontrollable and cashed into the ground causing substantial damage.
As the FAA filed it
THE AIRMAN ^PRIVACY DATA OMITTED^ SOLE OCCUPANT OF THE HELICOPTER, WAS DOING A HOVER TEST TO CHECK BALANCE OF ROTOR AND TAILROTOR BLADES. A PIECE OF THE TAILROTOR ASSEMBLY FAILED DUE TO OPERATOR^PRIVACY DATA OMITTED^FAULTY MAINTENANCE. AIRCRAFT BECAME UNCONTROLLABLE AND CASHED INTO THE GROUND CAUSING SUBSTANTIAL DAMAGE.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.