COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Robin Aviation Series Aeroplanes AD/ROBIN/17 Safety Harness Link 7/92 Applicability: ATL, all types. Requirement: Action in accordance with ROBIN SA SB No.6 Rev 1. Note: DGAC AD 89-075(A) R1 refers. Compliance: Unless already accomplished; Within 50 hours time in service after 25 June 1992. Background: The DGAC requires modification action in order to prevent the nut of the quick- disconnect link to unscrew.