COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 727 Series Aeroplanes AD/B727/82 Horizontal Stabiliser Jackscrew Gimbal Support Fitting Assembly - Inspection Applicability: All model 727-100 series with S/Nos. 001 to 889. Document: 1. FAA AD 78-11-07 Amdt. 39-3228; or 2. Boeing SB No. 727-55-A73. 8/78 Compliance: Unless already accomplished, initially inspect within 1000 hours time in service after 29 June 1978 and thereafter at intervals as per requirement document, No. 1.