Flight Details
A flight instructor (CFI) and a student pilot conducted a training flight lasting 1 hour and 35 minutes within the airport area. During the flight, the crew performed training maneuvers including touchdown autorotations, hovering autorotations, and simulated tail rotor malfunctions.
Damage Discovery
After returning to the ramp, company maintenance personnel observed damage to the aircraft. The damage was consistent with the main rotor blades contacting the tailboom. No further details about the extent of damage were provided.
Pilot Statements
Both the CFI and the student pilot reported that they were unaware of when the damage occurred. They stated that they did not experience any vibration or other indications during the flight that would suggest damage had taken place.
Investigation Status
The source document does not include any analysis or determination of probable cause. The incident remains under review by company maintenance personnel.