COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Beechcraft 33 and 35-33 (Debonair/Bonanza) Series Aeroplanes
AD/BEECH 33/37 Wing Forward Spar Carry-Through Structure 10/91
Applicability: Model 35-33, 35-A33, 35-B33, 35-C33, E33, F33, AND G33 with serial numbers CD-1 through CD1304.
Model 35-C33A, E33A and F33A with serial numbers CE-1 through CE-1192. Model E33C and F33C with serial numbers CJ-1 through CJ-179.
Requirement: Action in accordance with the Technical Requirements of FAA AD 91-14-13 Amdt 39-7054.
Note: Beech SB 2360 refers.
Compliance: As specified in Requirement Document with a revised effective date of 3 October 1991, for Australian registered aircraft.
Background: The FAA has received reports of cracks in the wing front carry-through frame structure. This Directive requires initial and repetitive inspections and repair or reinforcement if found cracked.