{"id":"F2005L03308","name":"AD/CON/71 Amdt 2 - GTSIO-520 Starter Adaptor Shafts - CANCELLED","slug":"ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":38624,"registerId":"commonwealth-F2005L03308-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CON/71 Amdt 2 - GTSIO-520 Starter Adaptor Shafts - CANCELLED","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 20.2\ntitle: AIRCRAFT\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\n \n\nAIRWORTHINESS DIRECTIVE\n\nOn the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive AD/CON/71 Amdt 2.\n\n### Teledyne Continental Motors Piston Engines\n\n| AD/CON/71 Amdt 2 | GTSIO-520 Starter Adaptor Shafts | 13/2005 DM |\n| --- | --- | --- |\n\n\n \n\n| Requirement: | CANCELLED. |\n| --- | --- |\n|  | This AD is cancelled on 1 November 2005. |\n| Background: | This AD has been superseded by AD/CON/84 Amdt 1. |\n\n\n![](image.001.png)\n\nJames Coyne  Delegate of the Civil Aviation Safety Authority\n\n26 October 2005\n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1761},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":true,"description":"The original directive imposed active technical safety requirements on aircraft engine starter adaptor shafts. This instrument eliminates those requirements entirely by cancelling the directive, transferring regulatory oversight to a newer superseding instrument (AD/CON/84 Amdt 1)."},"complexity_factors":["Single operative provision (cancellation only)","No defined terms or interpretation section","No conditional logic or exceptions","Extremely short length (under 200 words)"],"plain_english_summary":"This document cancels a previous aircraft safety rule about specific engine parts.\n\n**What it does**\nThis instrument revokes Airworthiness Directive AD/CON/71 Amdt 2, which previously required safety actions for **starter adaptor shafts** (components that connect the starter motor to the engine) in Teledyne Continental Motors GTSIO-520 piston engines.\n\n**Why it matters**\nThe cancellation means the technical requirements in the old directive no longer apply. Aircraft owners and mechanics must now follow the replacement directive **AD/CON/84 Amdt 1**, which contains updated safety standards for these components.\n\n**Who is affected**\nAnyone responsible for maintaining or operating aircraft powered by GTSIO-520 engines, including owners, airlines, and licensed maintenance engineers."}},"importantCases":[],"_links":{"self":"/api/acts/ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled","history":"/api/acts/ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled/history","analysis":"/api/acts/ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled/analysis","conflicts":"/api/acts/ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled/conflicts","importantCases":"/api/acts/ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled/important-cases","documents":"/api/acts/ad-con-71-amdt-2-gtsio-520-starter-adaptor-shafts-cancelled/documents"}}