COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Beechcraft 36 (Bonanza) Series Aeroplanes AD/BEECH 36/4 Amdt 2 Applicability: All models. Control Wheel Adaptor 2/72 Requirement: Action in accordance with Beechcraft SI No. 0254-156, Rev. IV. Compliance: Within 100 hours time in service after 31 August 1972. Note: Compliance with a previous issue of this Directive constitutes compliance with this issue.