COMMONWEALTH OF AUSTRALIA (Civil Aviation Safety Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES 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 39.1 (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. Mitsubishi MU-2 Series Aeroplanes AD/MU-2/70 Pneumatic Lines 7/2003 Applicability: Mitsubishi Heavy Industries Model MU-2B –10, -15, -20, -25, and -26 aeroplanes Serial Number S/N008 through 347 inclusive except S/N 313 and 321, and MU-2B -30, -35, and -36 aeroplanes S/N 501 through 696 inclusive except S/N 652 and 661. Requirement: As detailed in Mitsubishi MU-2 Service Bulletin 239. Note: Japanese AD TCD-6127-2003 refers. Compliance: At the next periodic inspection or within 6 months from the effective date of this Directive, whichever occurs first. This Airworthiness Directive becomes effective on 10 July 2003. Background: Use of the incorrect clamps can lead to leakage in certain pneumatic lines and loss of multiple system functions. Jim Coyne Delegate of the Civil Aviation Safety Authority 28 May 2003 The above AD is notified in the Commonwealth of Australia Gazette on 18 June 2003. Page 1 of 1