Regulation & law · 06/10/2015Updated: 10/17/2026 · 1 min read

Viking Air Limited Adopts New Airworthiness Directive for DHC-7-1 and DHC-7-100 Airplanes

Viking Air Limited is issuing a new airworthiness directive for its Model DHC-7-1 and DHC-7-100 airplanes, prompted by reports of cracks in the outboard nacelles upper longeron channels and angles. The directive requires a one-time detailed visual inspection and repair if necessary to prevent loss of stiffness in the forward engine mount and potential catastrophic failure.