COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Aerospatiale Rallye Series Aeroplanes AD/MSR/27 Amdt 1 Corrosion - Inspection 9/84 Applicability: All model Rallye MS.880B, MS892 and derivatives. Requirement: 1. Inspect areas detailed in Aerospatiale Service Bulletin No. 133/2 Column A. 2. Should the inspections detailed at Para 1 evidence appreciable spots of corrosion extend inspections to include Column B. Note: Bureau Veritas AD 82-89(A) refers. Compliance: Initial inspection within 50 hours time in service after 27 September 1982, and thereafter at intervals not exceeding 100 hours time in service or 4 months, whichever occurs first. Background: To ensure the integrity of main structures the manufacturer has detailed specific areas subject to repetitive inspection and treatment. AMDT 1 of this Directive clarifies the inspection requirement and uses the findings of the lesser inspection to determine the need for additional inspection areas.