What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) A canadian registered Bell 212, c-fhdy had the 90 degree gearbox and complete tail rotor assembly depart the aircraft at 600 feet AGL. The aircraft was being utilized for autorotation training at the Eugene airport when the accident occurred. The pilot stated he had just lowered the collective approximately 1 inch to perform a practice autorotation with power recovery when he heard a loud bang. The pilot continued the autorotation to the ground, and was able to keep the aircraft in an upright position without the tailrotor attached. When questioned regarding the change in aircraft CG or a nose tucking tendency, the pilot stated he just continued the autorotation. No further damage occurred to the aircraft on landing, and the flight crew received no injuries. The tailrotor assembly and 90 degree gearbox were forwarded to the transportation safety board of Canada for component analysis.
As the FAA filed it
(-23) A CANADIAN REGISTERED BELL 212, C-FHDY HAD THE 90 DEGREE GEARBOX AND COMPLETE TAIL ROTOR ASSEMBLY DEPART THE AIRCRAFT AT 600 FEET AGL. THE AIRCRAFT WAS BEING UTILIZED FOR AUTOROTATION TRAINING AT THE EUGENE AIRPORT WHEN THE ACCIDENT OCCURRED. THE PILOT STATED HE HAD JUST LOWERED THE COLLECTIVE APPROXIMATELY 1 INCH TO PERFORM A PRACTICE AUTOROTATION WITH POWER RECOVERY WHEN HE HEARD A LOUD BANG. THE PILOT CONTINUED THE AUTOROTATION TO THE GROUND, AND WAS ABLE TO KEEP THE AIRCRAFT IN AN UPRIGHT POSITION WITHOUT THE TAILROTOR ATTACHED. WHEN QUESTIONED REGARDING THE CHANGE IN AIRCRAFT CG OR A NOSE TUCKING TENDENCY, THE PILOT STATED HE JUST CONTINUED THE AUTOROTATION. NO FURTHER DAMAGE OCCURRED TO THE AIRCRAFT ON LANDING, AND THE FLIGHT CREW RECEIVED NO INJURIES. THE TAILROTOR ASSEMBLY AND 90 DEGREE GEARBOX WERE FORWARDED TO THE TRANSPORTATION SAFETY BOARD OF CANADA FOR COMPONENT ANALYSIS.