AD/A320/40 - Centre Fuselage - Belly Reinforcement

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/A320/40 Centre Fuselage - Belly Reinforcement 9/94 Applicability: All A320 aircraft, serial numbers 3 to 92 inclusive. Requirement: Replace the angle brackets and shear plates between the keel beam and RH and LH belly-fairing support frames in accordance with the Accomplishment Instructions of Airbus Industrie Service Bulletin A320-53-1014. Note: DGAC AD 92-201-030(B) refers. Compliance: Before 12000 flights. This AD is effective from 18 August 1994. Background: The manufacturer’s fatigue test has revealed damage in the area of the keel beam and belly-fairing support frames as early as 6000 simulated flights. Embodiment of this modification will increase the structural integrity of the affected components.