COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Victa and A.E.S.L. Airtourer Series Aeroplanes AD/VAT/2 Rudder Pedal Bearing Blocks - Modification 2/63 Applicability: Victa Airtourer 100 with S/Nos. 1 to 15. Document: Victa SB No. 4. Compliance: Before 1 September 1971.