COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Auster/Beagle A.61 Series Aeroplanes AD/AUS/16 Amdt 1 Strengthened Actuator Lever Assemblies on Flap Control Torque Shaft 9/85 Applicability: (a) Models: Mk4, Mk5, Mk5C, Mk5D; (b) Models: J1, J1B, J1N, J1U; (c) Models: J5, J5B, J5F, J5G, J5H, J5K, J5L, J5P, J5Q, J5R, J5V. Requirement: Action in accordance with Auster S.B. Issue 48, Mod. 3663. Compliance: Forthwith. Background: Amendment issued to incorporate reference to applicable aircraft models.