Accident Details
An accident involving a helicopter engaged in agricultural application occurred while the aircraft was spraying a wheat field. According to the pilot, the helicopter was flying at approximately 55 mph about 10 feet above the ground.
Pilot Account
The pilot stated that prior to the accident flight, a trainee pilot had been in the helicopter. The trainee preferred no friction on the controls. After the trainee departed, the pilot forgot to readjust the control friction. During the flight, the pilot let go of the collective control to make adjustments to the helicopter's "Crophawk" computer. Without the collective friction set, the collective lowered, causing the helicopter to descend into terrain. The pilot reported no preimpact mechanical malfunctions with the helicopter.
Wreckage Examination
An inspector from the Federal Aviation Administration examined the wreckage. The examination revealed that the tailboom had separated from the helicopter during the impact. The helicopter came to rest on its right side.