We’re still collecting data for this aircraft. Routes appear once we’ve seen it fly enough times.
Inadvertent in-flight engagement of the collective down lock, which resulted in an uncontrolled descent and ground impact. The collective down lock engagement was caused by the improper installation and/or adjustment of the collective locking system, which reduced the clearance between the locking plate and the collective control. A factor was the pilot’s decision to embark on a maintenance test flight after encountering difficulty disengaging the collective lock release during previous hover te
Eurocopter AS-350-B2