COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Fairchild (Swearingen) SA226 and SA227 Series Aeroplanes AD/SWSA226/58 Amdt 1 Main Landing Gear Doors 10/90 Applicability: As listed in the applicable Requirement Document. Requirement: Action in accordance with Fairchild SBs SA226-32-055 or SA227-32-027 as applicable. Note: FAA AD 90-05-06 R1 Amendment 39-6519 as revised by Amendment 39-6668 refers. Compliance: Within 100 hours time in service after 12 July 1990 or at the next inspection for Maintenance Release issue after 12 July 1990 whichever is the later. Background: There have been incidents overseas where the MLG doors have jammed against the nacelle and thus preventing gear extension. Amendment 1 reflects the revised FAA AD status.