COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
American Champion (Aeronca, Bellanca) Series Aeroplanes
AD/CHA/15 Wing Front Strut Aerobatic Fatigue Life Limitation 4/76
Applicability: All model 8KCAB aircraft.
Requirement: Retire the wing front strut assembly, including the aluminium end fittings, from service.
Compliance: Before achieving 1100 aerobatic flying hours.
Note: The hours are those actually spent in aerobatic flight and do not include positioning time.