Document ID: chunk:federal_register_of_legislation:F2006B06894:body:0
Version: federal_register_of_legislation:F2006B06894
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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
    SCHEDULE OF AIRWORTHINESS DIRECTIVES

    Short SD3-60 Series Aeroplanes

                       AIRWORTHINESS DIRECTIVE

    For the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/SD3-60/48 Amdt 1 and issues the following 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.

    AD/SD3-60/48
    Amdt 2

    Stub Wing Shear Deck and Rib Corrosion 8/2001

    Applicability: All SD3-60 aircraft.

               Requirement: Action in accordance with Shorts Mandatory Service Bulletin SD360-53-43 Revision 2.

               Note: UK CAA AD 006-11-97 refers.

               Compliance: Initial Inspection: Unless the initial inspection is already accomplished and the required drain holes embodied; before 25 September 1999.

               Subsequent Inspection:

               Where no corrosion is found, or where all corroded items have been replaced in accordance with the Requirement document, inspect in accordance with Aircraft Maintenance Program Chapter 5-26-57.

               Where corrosion is found and remedial action taken to remove the corrosion, inspect in accordance with the Requirement document every 12 calendar months thereafter.

               The compliance time for the initial inspection remains unchanged for this issue of the Directive.

               This Amendment becomes effective on 9 August 2001.

               Background: Corrosion has been found in the area of the lower and upper shear decks and outer and inner ribs, especially the flanges.

               Amendment 1 required new drain holes in the lower shear deck, while the engineering intent of the document remained unchanged.

               Amendment 2 is issued in response to a revision of the Requirement document which introduces changes to clarify repeat inspection requirements and accomplishment instructions.
 COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

            Amendment 1 of this Airworthiness Directive became effective on 25 March 1999.

            The original issue of this Airworthiness Directive became effective on 26 March 1998.

 David Alan Villiers
 Delegate of the Civil Aviation Safety Authority 26 June 2001

 The above AD is notified in the Commonwealth of Australia Gazette on 11 July 2001.