COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Eurocopter SA341 and SA342 (Gazelle) Series Helicopters AD/GAZELLE/15 Securaiglon (ex L'Aiglon) Safety Belts - Modification 9/84 Applicability: All models SA341 and SA342 equipped with passenger seat belts identified in Paragraph 1 of Service Bulletin TRW No. 01. Requirement: Aerospatiale SB No. 01.20 and TRW RAPA SA SB No. 01. Compliance: Modify prior to 31 January 1985. Background: The manufacturer reports instances where the buckle had jammed in the locked position.