COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES DH114 (Heron) Series Aeroplanes AD/DH114/10 Amdt 1 Flying Control Hinge Brackets - Inspection NK Applicability: All models. Document: Hawker Siddeley TNS Heron (114) No. CF.1, Issue 4. Compliance: As detailed in requirement document, with effect from 31 August 1970.