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 36/27 Amdt 1 Flight Controls 1/79 Applicability: All models A36 with S/Nos. E323 and E441 to E954; and all 36 series fitted with rudder and/or elevators shipped from Beech during the period 1 May 1973 and 1 July 1976. Requirement: Action in accordance with Beechcraft SI No. 0629-150, Rev. II. Compliance: Unless already accomplished, within 100 hours time in service after 31 January 1979.