{"id":"F2009L02326","name":"AD/PT6A/15 - Reversing Linkage Front End Clevis - Incorporation of Inspection Hole - CANCELLED","slug":"ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":79083,"registerId":"commonwealth-F2009L02326-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Pratt and Whitney Canada Turbine Engines","sectionType":"division","heading":"Pratt and Whitney Canada Turbine Engines - PT6A Series","content":"### Pratt and Whitney Canada Turbine Engines - PT6A Series\n\n| AD/PT6A/15 | Reversing Linkage Front EndClevis - Incorporation of Inspection Hole | 7/2009 |\n| ---------- | -------------------------------------------------------------------- | ------ |\n\n| Requirement: | CANCELLED.                                                                                                                                                                      |\n| ------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n|              | This AD is cancelled on 2 July 2009.                                                                                                                                            |\n| Background:  | This unique Australian AD specified action in accordance with UACL SB No. 166 or SB No. 1119 within 100 hours time in service after October 1974. The AD is no longer required. |\n\n![](image.001.png)\n\nJames Coyne  \nDelegate of the Civil Aviation Safety Authority\n\n18 May 2009","sortOrder":0},{"sectionNumber":"AD/PT6A/15","sectionType":"part","heading":"AD/PT6A/15","content":"## AD/PT6A/15","sortOrder":1},{"sectionNumber":"Reversing Linkage Front EndClevis - Inco","sectionType":"part","heading":"Reversing Linkage Front EndClevis - Incorporation of Inspection Hole","content":"## Reversing Linkage Front End  \nClevis - Incorporation of Inspection Hole","sortOrder":2},{"sectionNumber":"7/2009","sectionType":"part","heading":"7/2009","content":"## 7/2009","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1529},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument terminates the regulatory requirement entirely rather than expanding it. It represents the standard lifecycle conclusion of an airworthiness directive when the safety issue is resolved or deemed no longer applicable."},"complexity_factors":["Single operative provision (cancellation with no operative text)","No defined terms or interpretation section","No cross-references to other legislative provisions","No conditional logic, exceptions, or procedural requirements"],"plain_english_summary":"This cancels the 1974 airworthiness directive AD/PT6A/15 that had required inspection/modification (adding an inspection hole) of the reversing linkage front end clevis on certain Pratt & Whitney Canada PT6A turbine engines. \n\nOwners and operators of affected PT6A-powered aircraft no longer must follow the cited service bulletins; they should update maintenance records to reflect the directive’s removal."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled","history":"/api/acts/ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled/history","analysis":"/api/acts/ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled/analysis","conflicts":"/api/acts/ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled/conflicts","importantCases":"/api/acts/ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled/important-cases","documents":"/api/acts/ad-pt6a-15-reversing-linkage-front-end-clevis-incorporation-of-inspection-hole-cancelled/documents"}}