EASA AD CF-1972-06R5
Flight Controls - Damage from Ground Gusts
Canadian Airworthiness Directive CF-1972-06R5 addresses flight control damage caused by ground gusts on Viking Air Ltd. de Havilland DHC-6 series aeroplanes, including models DHC-6-100, -200, -300, and DHC-6-400. The directive mandates inspections and corrective actions for control columns, elevator/rudder pulley brackets, and elevator quadrants to prevent potential loss of aircraft control due to structural damage.
Airworthiness DirectiveMaintenanceSafety MgmtViking Air DHC-6 (Twin Otter)Viking Air Ltd. de Havilland DHC-6-100Viking Air Ltd. de Havilland DHC-6-200Viking Air Ltd. de Havilland DHC-6-300Viking Air Ltd. de Havilland DHC-6-400