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
Applicability: All SD3-30 aircraft.
Requirement: Action in accordance with Shorts Mandatory Service Bulletin SD330-27-37. Compliance: Before 25 September 1999.
This Airworthiness Directive becomes effective on 25 March 1999.
Background: 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.