Incident Overview
Date: Thursday 7 July 1977
Aircraft Type: Let L-410UVP
Owner/operator: Let
Registration Number: OK-162
Location: near Nedakonice –
ÿ Czech Republic
Phase of Flight: Unknown
Status: Destroyed, written off
Casualties: Fatalities: 4 / Occupants: 4
Component Affected: Tail componentTail component
Category: Accident
A third prototype of the Let L-410UVP aircraft crashed during a test flight due to a tail component failure. The test pilot’s rudder control was set to an extremely low sensitivity, leading to a loss of control.A third prototype of the Let L-410UVP aircraft crashed during a test flight due to a tail component failure. The test pilot’s rudder control was set to an extremely low sensitivity, leading to a loss of control.
Description
The third Let L-410UVP prototype crashed when the tail broke off in flight. The limits were exceeded when the test pilot tested the rudder very insensitively.
Primary Cause
Insensitively controlled rudder during a test flight.Insensitively controlled rudder during a test flight.Share on:
