Jetstream Aircraft Limited Proposes New Airworthiness Directive for HP137 Mk1 and Series 200 Airplanes

Summary

Jetstream Aircraft Limited is proposing a new airworthiness directive to address an incident involving an airplane of similar design, which experienced sudden pitch down due to ice accumulation, and to prevent similar incidents in the future by revising the maximum flap operating speed and prohibiting flap extension during icing conditions.