COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Airbus Industrie A319, A320 and A321 Series Aeroplanes AD/A320/47 Amdt 2 Fuselage - Pressure Floor Between Frames 42 and 43 6/96 Applicability: Serial Numbers 002 to 008, 010 to 014, 016 to 078, 080 to 104, and 106 and 107, without Airbus Industrie SB A320-53-1023 Rev.7 incorporated. Requirement: Action in accordance with Airbus Industrie SB A320-53-1024 Rev. 2. Note 1. DGAC AD 92-205-033(B)R2 refers. Note 2. For aircraft with Airbus Industrie SB A320-53-1025 Rev. 6 or earlier Revisions incorporated, refer to AD/A320/67. Compliance: Prior to attaining 12 000 flights; thereafter at the intervals specified in the Requirement Document until modified, and this amendment is effective from 23 May 1996. Background: During the full scale fatigue test, cracking was experienced in the outer floor beams, box beams, and other associated structure. Amendment 1 provides relief for operators that have already incorporated SB A320-53-1023 at issues before Revision 3. Amendment 2 amends the applicability and provides terminating action through Airbus Industrie SB A320-53-1023 Rev. 7. The original issue of this AD became effective on 27 April 1995. Amendment 1 of this AD became effective on 20 July 1995.