COMMONWEALTH OF AUSTRALIA (Civil Aviation 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 CAR 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. Boeing 737 Series Aeroplanes AD/B737/183 Fuselage Lap Joints 7/2002 Applicability: Model 737-200 and -200C aircraft, line numbers 1 through 291. Requirement: Action in accordance with the technical requirements of FAA AD 2002-07-11 Amdt 39-12705. Note: Boeing Service Bulletin 737-53A1177 Revision 6 refers. Compliance: As specified in the Requirement document, with a revised effective date of 11 July 2002. This Airworthiness Directive becomes effective on 11 July 2002. Background: This Directive requires repetitive inspections of certain fuselage lap joint areas, repair of any cracking found, and an eventual terminating modification of those areas. Such cracking, unless detected and corrected, could result in rapid decompression of the aircraft. David Alan Villiers Delegate of the Civil Aviation Safety Authority 27 May 2002 The above AD is notified in the Commonwealth of Australia Gazette on 19 June 2002. Page 1 of 1