{"id":"F2006B03355","name":"AD/B767/180 - Thrust Reverser Deactivation Pin - Replacement","slug":"ad-b767-180-thrust-reverser-deactivation-pin-replacement","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":42799,"registerId":"commonwealth-F2006B03355-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/B767/180 - Thrust Reverser Deactivation Pin - Replacement","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \n\nAIRWORTHINESS DIRECTIVE\n\n![](image.001.png)\n\n![](image.001.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.\n\nBoeing 767 Series Aeroplanes\n\nAD/B767/180 Thrust Reverser Deactivation Pin \\-\n\nReplacement\n\n  \n1/2003\n\nApplicability: Model B767-200 and 300 series aeroplanes with JT9D series engines installed. Requirement: Modify the thrust reverser system per the requirements of FAA AD 2002-19-11.\n\nNote: FAA AD 2002-19-11, Amdt 39-12891 refers.\n\nCompliance: Within 24 months after the effective date of this Directive.\n\nThis Airworthiness Directive becomes effective on 23 January 2003.\n\nBackground: Modification mandated by this Directive is intended to prevent the failure of thrust reverser deactivation pins, which could result in in- flight deployment of thrust reversers.\n\n![Signature of James Coyne, Delegate of the Civil Aviation Safety Authority.](image.002.png)  \n\nJames Coyne\n\nDelegate of the Civil Aviation Safety Authority 25 November 2002\n\n![](image.001.png)  \n\nThe above AD is notified in the Commonwealth of Australia Gazette on 18 December 2002.\n\n  \nPage 1 of 1","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The Directive's scope aligns with its stated safety purpose: it mandates the FAA‑specified modification for B767‑200/300 aircraft with JT9D engines to prevent deactivation‑pin failure (Background and Requirement). It does not broaden applicability or add unrelated obligations; compliance timing is set at 24 months (Compliance)."},"complexity_factors":["Narrow technical scope: applies only to B767‑200/300 series with JT9D engines (Applicability)","Single mandated action: modify thrust reverser system per FAA AD 2002‑19‑11 (Requirement)","External dependency: compliance requires following another regulator’s AD (FAA AD 2002‑19‑11)","Fixed compliance timeline: 24 months from effective date (Compliance)","Operational cost and scheduling burden falls on aircraft operators (operators must fund and arrange work)","Low regulatory discretion: CASA delegate issues AD under subregulation 39.1(1) with a specified remedy"],"plain_english_summary":"This Airworthiness Directive requires operators of Boeing 767‑200 and 767‑300 aeroplanes fitted with JT9D engines to modify the thrust‑reverser system by following FAA AD 2002‑19‑11. CASA’s delegate issues the directive and sets a 24‑month compliance deadline from the effective date to prevent failure of thrust‑reverser deactivation pins and possible in‑flight deployment. Operators (airlines/owners) must fund and schedule the prescribed modification and follow the FAA‑referenced procedures to comply."},"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow airworthiness directive targeting a specific mechanical defect on specific aircraft models. It has not expanded beyond its original safety purpose."},"complexity_factors":["Very short document (1 page)","Only 3 defined elements: applicability (specific aircraft models), requirement (reference to external FAA directive), and compliance deadline","Single cross-reference to external FAA AD 2002-19-11 for technical details","No nested conditions or exceptions","No interpretation section with defined terms","Straightforward temporal compliance requirement (24 months from effective date)"],"plain_english_summary":"CASA requires operators of Boeing 767-200 and -300 aircraft with Pratt & Whitney JT9D engines in Australia to replace or modify the thrust reverser deactivation pin to prevent accidental in‑flight deployment of a thrust reverser. Operators must comply with FAA AD 2002‑19‑11 within 24 months of 23 January 2003 (deadline January 2005)."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b767-180-thrust-reverser-deactivation-pin-replacement","history":"/api/acts/ad-b767-180-thrust-reverser-deactivation-pin-replacement/history","analysis":"/api/acts/ad-b767-180-thrust-reverser-deactivation-pin-replacement/analysis","conflicts":"/api/acts/ad-b767-180-thrust-reverser-deactivation-pin-replacement/conflicts","importantCases":"/api/acts/ad-b767-180-thrust-reverser-deactivation-pin-replacement/important-cases","documents":"/api/acts/ad-b767-180-thrust-reverser-deactivation-pin-replacement/documents"}}