Summary
On November 07, 2019, a Bell 47G (N6746D) was involved in an incident near Groveland, FL. All 1 person aboard were uninjured. The aircraft sustained substantial damage.
The National Transportation Safety Board determined the probable cause of this incident to be: The student pilot's improper cyclic input after a reported hydraulic failure, the reason for which could not be determined, and his failure to follow the emergency procedures, which resulted in a hard landing.
The student helicopter pilot reported that during landing, the helicopter had a hydraulic failure, to which he "overreacted, causing a loss of control and subsequent roll over." The helicopter caught fire, and the pilot egressed through the left door.
During a conversation with the student, he reported that he did not accomplish the helicopter manufactures Hydraulic Failure emergency procedure, because, he "didn't want to let go of the cyclic or the collective to turn off the hydraulic pressure switch."
The tail struck the ground and a subsequent hard landing ensued.
The helicopter sustained substantial damage to the fuselage and tailboom.
This incident is documented in NTSB report GAA20CA062. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N6746D.
Accident Details
Probable Cause and Findings
The student pilot's improper cyclic input after a reported hydraulic failure, the reason for which could not be determined, and his failure to follow the emergency procedures, which resulted in a hard landing.
Aircraft Information
Registered Owner (Historical)
Analysis
The student helicopter pilot reported that during landing, the helicopter had a hydraulic failure, to which he "overreacted, causing a loss of control and subsequent roll over." The helicopter caught fire, and the pilot egressed through the left door.
During a conversation with the student, he reported that he did not accomplish the helicopter manufactures Hydraulic Failure emergency procedure, because, he "didn't want to let go of the cyclic or the collective to turn off the hydraulic pressure switch."
The tail struck the ground and a subsequent hard landing ensued.
The helicopter sustained substantial damage to the fuselage and tailboom.
According to FAA Aviation Safety Inspectors that interviewed the pilot directly following the accident, the pilot stated that, he overreacted by making multiple commands to the cyclic and a tail strike ensued, followed by hard landing and rollover. The hydraulic pump and the hydraulic lines were damaged during the post-accident fire.
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# GAA20CA062