AIRWORTHINESS DIRECTIVE For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.001(1) of CASR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section. Dornier 328 Series Aeroplanes AD/DO 328/45 Spring Tab Output Rod Hinge Bolt 3/2006 Applicability: Model 328-100 aircraft, serial numbers 3001 through 3119. Requirement: Action in accordance with LBA AD 2003-137. Note: Dornier 328 Service Bulletin No. SB-328-27-423 refers. Compliance: Before 31 March 2006, unless already accomplished. This Airworthiness Directive becomes effective on 16 March 2006. Background: The manufacturer determined that the possibility exists of failure of the Spring Tab output rod hinge bolt, and subsequent migration of the fractured bolt tail. David Villiers Delegate of the Civil Aviation Safety Authority 30 January 2006