COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Beechcraft 35 (Bonanza) Series Aeroplanes AD/BEECH 35/52 Goodyear Fuel Cells 6/78 Applicability: Models P35, S35, V35, V35-TC, V35A, V35A-TC, V35B and V35B-TC with S/Nos. D7067 to D-9537 fitted with Goodyear BTC-39 fuel cells. Requirement: Action in accordance with Beechcraft SI No. 0895. Compliance: Within 100 hours time in service after 30 June 1978 and thereafter at intervals not exceeding twelve months.