{"id":"F2007L03969","name":"AD/GENERAL/47 - 3 Pointer Type Altimeters - CANCELLED","slug":"ad-general-47-3-pointer-type-altimeters-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":70678,"registerId":"commonwealth-F2007L03969-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Aircraft - General","sectionType":"division","heading":"Aircraft - General","content":"### Aircraft - General\n\n| AD/GENERAL/47 | 3 Pointer Type Altimeters | 11/2007 |\n| ------------- | ------------------------- | ------- |\n\n| Requirement: | CANCELLED.                                                                                                                           |\n| ------------ | ------------------------------------------------------------------------------------------------------------------------------------ |\n|              | This AD is cancelled on 25 October 2007.                                                                                             |\n| Background:  | Aircraft instruments are covered by CAO 103.3 and the certification requirements and therefore an unsafe condition no longer exists. |\n\n![](image.001.png)\n\nCharles Lenarcic  \nDelegate of the Civil Aviation Safety Authority\n\n7 September 2007","sortOrder":0},{"sectionNumber":"AD/GENERAL/47","sectionType":"part","heading":"AD/GENERAL/47","content":"## AD/GENERAL/47","sortOrder":1},{"sectionNumber":"3","sectionType":"part","heading":"Pointer Type Altimeters","content":"## 3 Pointer Type Altimeters","sortOrder":2},{"sectionNumber":"11/2007","sectionType":"part","heading":"11/2007","content":"## 11/2007","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1666},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":true,"description":"This instrument completely cancels the original Airworthiness Directive, removing all previous regulatory requirements concerning 3-pointer type altimeters. The scope has shifted from imposing specific safety mandates to nil effect (total repeal)."},"complexity_factors":["Single operative provision (cancellation)","No defined terms or interpretation section","No conditional logic or exceptions","Minimal cross-referencing (only general reference to CAO 103.3 in background material)"],"plain_english_summary":"**This document cancels a previous aviation safety rule about specific aircraft altimeters.**\n\nAn Airworthiness Directive (AD) is a safety order issued by the Civil Aviation Safety Authority (CASA) requiring aircraft owners to fix unsafe conditions. This particular directive originally imposed requirements on aircraft fitted with \"3-pointer type altimeters\" (flight instruments that display altitude using three separate hands or pointers).\n\n**What has changed:**\n- The directive is now **cancelled** (effective 25 October 2007)\n- Aircraft operators and maintenance organisations no longer need to comply with the specific requirements previously set out in AD/GENERAL/47\n\n**Why it changed:**\nThe safety concerns are now adequately covered by:\n- **Civil Aviation Order 103.3** (general standards for aircraft instruments)\n- Standard aircraft certification requirements\n\n**Who is affected:**\nOwners and operators of aircraft that were previously subject to this specific directive—primarily those with older \"three-pointer\" altimeter designs."}},"importantCases":[],"_links":{"self":"/api/acts/ad-general-47-3-pointer-type-altimeters-cancelled","history":"/api/acts/ad-general-47-3-pointer-type-altimeters-cancelled/history","analysis":"/api/acts/ad-general-47-3-pointer-type-altimeters-cancelled/analysis","conflicts":"/api/acts/ad-general-47-3-pointer-type-altimeters-cancelled/conflicts","importantCases":"/api/acts/ad-general-47-3-pointer-type-altimeters-cancelled/important-cases","documents":"/api/acts/ad-general-47-3-pointer-type-altimeters-cancelled/documents"}}