COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes AD/CL-600/5 Main Landing Gear Brake Assemblies - Inspection and Re-Identification Applicability: 1. All models S/No. 1002 and subsequent. 2. All brake assemblies, P/No. 600-85083-55, held as spares. Document: Canadair Challenger SB No. A600-0045, Rev. 2. Compliance: Prior to the issue of an Australian Certificate of Airworthiness. 3/83 Background: Inspection and re-identification of brake assemblies is required to ensure that previous rework has not created a condition that could result in a dragging brake.