{"id":"F2006B06396","name":"AD/PW4000/6 - Inspection of Critical Life-limited Rotating Engine Components","slug":"ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":47710,"registerId":"commonwealth-F2006B06396-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.002.png)\n\n![](image.002.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.","sortOrder":0},{"sectionNumber":"AD/PW4000/6 Inspection of Critical Life-","sectionType":"part","heading":"AD/PW4000/6 Inspection of Critical Life-limited Rotating Engine Components","content":"# AD/PW4000/6 Inspection of Critical Life-limited Rotating Engine Components\n\nApplicability: All Pratt and Whitney (P&W) PW4000 series engines.","sortOrder":1},{"sectionNumber":"8/2000","sectionType":"part","heading":"8/2000","content":"# AD/PW4000/6 Inspection of Critical Life-limited Rotating Engine Components\n\nApplicability: All Pratt and Whitney (P&W) PW4000 series engines.\n\n#   \n8/2000","sortOrder":2}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2628},"content_quality":"rejected","complexity_score":1,"rejection_reason":"The provided text is an incomplete fragment containing only header information, formatting artifacts, and boilerplate text. While it identifies the instrument as Airworthiness Directive AD/PW4000/6 applying to Pratt & Whitney PW4000 engines, it lacks the 'requirement section' and 'compliance section' that contain the actual legal obligations, inspection procedures, and deadlines. The text explicitly references these sections but they are not present in the content provided.","scope_assessment":{"changed":false,"description":"Cannot assess whether the scope has changed from original intent as the document is incomplete and lacks the operative provisions that would establish the regulatory requirements."},"complexity_factors":["Incomplete fragment containing only header and boilerplate text","Missing substantive 'requirement section' and 'compliance section' referenced in the document","No defined terms, procedures, or conditional logic present in the provided text","Contains only standard legislative citation (subregulation 39.1(1) of CAR 1998) and applicability clause"],"plain_english_summary":"This is CASA Airworthiness Directive AD/PW4000/6 (Aug 2000) requiring operators of Pratt & Whitney PW4000 engines to inspect critical life‑limited rotating components (turbine disks, shafts, hubs, etc.) to ensure they are replaced before exceeding their certified life limits. It affects aircraft owners/operators using these engines and is legally binding under the Civil Aviation Regulations 1998. The specific inspection procedures, compliance deadlines, and corrective actions are not included in the provided fragment."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components","history":"/api/acts/ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components/history","analysis":"/api/acts/ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components/analysis","conflicts":"/api/acts/ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components/conflicts","importantCases":"/api/acts/ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components/important-cases","documents":"/api/acts/ad-pw4000-6-inspection-of-critical-life-limited-rotating-engine-components/documents"}}