COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Cessna 180, 182 and Wren 460 Series Aeroplanes AD/CESSNA 180/59 Amdt 1 Alternator Ground Strap 9/82 Applicability: All model 180 with S/Nos. 18051762 to 18052981 except 18052975. All models 182/A182/F182 with S/Nos. 18257446 to 18266590, A1820001 to A1820146, F18200001 to F18200094. Requirement: Action in accordance with Cessna SIL SE79-59. Note: FAA AD 79-25-07 refers. Compliance: 1. Within 100 hours time in service after 31 March 1982. 2. Each time an engine is installed in an aircraft following initial compliance. Background: Compliance has been amended with the addition of Para 2 due to reports from industry that ground straps are being omitted from refitment on engine reinstallations.