Safety

Investigators and Bombardier split over cause of Challenger’s uncommanded flap extension

By 2024-01-19T12:04:00

Challenger incident-c-Anna Zvereva Creative Commons

Source: Anna Zvereva/Creative Commons

UK investigators have disagreed with Bombardier over the cause of a Challenger 604’s uncommanded – and unarrested – full flap extension at high speed, during a climb out of Farnborough.

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