COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Short SD3-30 Series Aeroplanes AD/SD3-30/8 Amdt 3 Horizontal Stabilizer/Fuselage Attachment Fittings, Pins and Bushes 8/92 Applicability: All Models. Requirement: Action in accordance with Shorts Mandatory SB SD3-55-16 Revision 4. Compliance: As specified in the Requirement Document. The compliance of the previous issue of this Directive is as stated. This Amendment is effective from 23 July 1992. Background: Service experience reported by the Manufacturer indicates that under certain conditions corrosion and/or wear may occur in the fittings. Amendment 2 of this Directive clarified the repeat inspection operating hours and introduces calendar limits. Amendment 3 is issued to reflect a revision of the Requirement Document which alters the content of the accomplishment instructions.