Transport i lotnictwo · 25/09/1998
FAA Issues Airworthiness Directive for Short Brothers Model SD3-60 SHERPA Series Airplanes
The Federal Aviation Administration (FAA) has issued an airworthiness directive (AD) requiring initial cleaning and inspections of Short Brothers Model SD3-60 SHERPA series airplanes to detect corrosion in the wing strut attachment. The directive aims to prevent reduced structural integrity of the main wing due to corrosion damage.