COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Short SD3-30 Series Aeroplanes AD/SD3-30/14 Amdt 1 Electrical Power Line Contactor Bodies 11/86 Applicability: All models SD3-30 according to Requirement Documents. Requirement: Modify in accordance with: 1. Shorts Service Bulletin No. SD3-24-18. 2. Shorts Service Bulletin No. SD330-24-21. Compliance: For Para 1: Within 300 hours time in service after 31 March 1984. For Para 2: Before 30 April 1987. Background: In service experience has shown that the bodies of the contactors require to be insulated. This Directive is amended to include other contactors which require to be modified. These additional contactors are included in Para 2 of this Directive.