Accident Narrative
According to the pilot, he landed the helicopter to examine it after a warning light illuminated intermittently. After landing, he reduced the throttle to 70 percent, exited the helicopter, and began a visual inspection while the helicopter continued to run. During the inspection, the helicopter initiated a takeoff. The pilot was unable to arrest the takeoff from outside the cockpit. The helicopter climbed to approximately 150 feet above ground level and flew about 1,800 feet before it descended and collided with water.
Injuries and Damage
The pilot was seriously injured during the takeoff. The helicopter sustained substantial damage during the collision with the water.
Pilot's Statement
The pilot stated that he failed to secure the collective control. He added, "There was nothing wrong with the helicopter."