COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Bell Helicopter Textron 412 Series Helicopters
AD/BELL 412/24 Main Rotor Pitch Link to Pitch Horn Bolt 7/89
TX
Applicability: All model 412 series.
Requirement: Action in accordance with Bell Alert Service Bulletin 412-89-44. Compliance: Within 5 hours time in service after receipt of this Directive.
Background: A main rotor pitch link to pitch horn bolt was found broken during an accident investigation. An inspection of the subject bolt is required pending final investigation results.