COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Short SD3-30 Series Aeroplanes
AD/SD3-30/37 Elevator Control Torque Tube Bearing Housing 3/99
All SD3-30 aircraft.
Action in accordance with Shorts Mandatory Service Bulletin SD330-27-37.
Before 25 September 1999.
This Airworthiness Directive becomes effective on 25 March 1999.
Experience shows that existing bolts securing the elevator control torque tube bearing housing retaining plate to pilot’s seat pedestal have been found loose; probably because of the significance of the structure has not been recognised during maintenance.