{"id":"F2006L00409","name":"AD/F2000/7 - Engine Nacelle Fail-Safe Fasteners","slug":"ad-f2000-7-engine-nacelle-fail-safe-fasteners","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":117065,"registerId":"commonwealth-F2006L00409-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Dassault Aviation Falcon 2000 Series Aer","sectionType":"division","heading":"Dassault Aviation Falcon 2000 Series Aeroplanes","content":"### Dassault Aviation Falcon 2000 Series Aeroplanes\n\n| AD/F2000/7 | Engine Nacelle Fail-Safe Fasteners | 3/2006 |\n| ---------- | ---------------------------------- | ------ |\n\n| Applicability: | Model 2000 aircraft, with serial numbers up to and including 212, except serial number 208; and aircraft with Dassault Service Bulletin F2000-301 or DGAC ADF-2004-126 implemented.                                                                                           |\n| -------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with DGAC AD F-2005-018.Note: Dassault Service Bulletin F2000-301 refers.                                                                                                                                                                                |\n| Compliance:    | As specified in the Requirement document, with a revised effective date of16 March 2006.                                                                                                                                                                                      |\n|                | This Airworthiness Directive becomes effective on 16 March 2006.                                                                                                                                                                                                              |\n| Background:    | The inner pin of a double fail-safe fastener that ensures a link between the rear of the engine and the fuselage was missing on an in-service aircraft. Investigation revealed the inner pin was not installed during production, due to an anomaly in production procedures. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n2 February 2006","sortOrder":0},{"sectionNumber":"AD/F2000/7","sectionType":"part","heading":"AD/F2000/7","content":"## AD/F2000/7","sortOrder":1},{"sectionNumber":"Engine Nacelle Fail-Safe Fasteners","sectionType":"part","heading":"Engine Nacelle Fail-Safe Fasteners","content":"## Engine Nacelle Fail-Safe Fasteners","sortOrder":2},{"sectionNumber":"3/2006","sectionType":"part","heading":"3/2006","content":"## 3/2006","sortOrder":3}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard airworthiness directive with a narrow, specific safety purpose — addressing a known manufacturing defect in a particular aircraft model. The scope remains tightly focused on the original safety issue without expansion into broader operational or maintenance requirements."},"complexity_factors":["Very short document (approximately 200 words)","Only 2 defined applicability criteria (serial number range and service bulletin exceptions)","Single requirement referencing external technical documents","No nested conditional logic or exceptions within the directive itself","Straightforward compliance deadline with no phased implementation","No cross-references to other legislation or regulations within the text"],"plain_english_summary":"This CASA Airworthiness Directive orders owners/operators of certain Dassault Falcon 2000 jets to inspect and correct a missing inner “double fail‑safe” pin in the engine rear mount that could allow engine loosening or separation in flight. It applies to Falcons S/N 1–212 (except 208) not already modified and requires following DGAC AD F‑2005‑018 and Dassault SB F2000‑301, with compliance by 16 March 2006."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument does not alter which aircraft are covered or the corrective action required; the only explicit modification in the text is a revised effective date of 16 March 2006."},"complexity_factors":["Cross-reference to a foreign authority Airworthiness Directive (DGAC AD F-2005-018) and a manufacturer service bulletin (Dassault SB F2000-301), requiring readers to obtain and apply external documents.","Applicability limited by specific serial-number range (up to and including 212, except 208) which requires fleet record checks.","Technical subject-matter: a missing inner pin on a double fail-safe fastener linking the engine rear to the fuselage.","A revised effective date (16 March 2006) noted separately from the substantive requirement.","Compliance obligation rests on aircraft owners/operators who must inspect and, if necessary, correct hardware, creating direct maintenance cost and scheduling impacts.","Enforcement and formal effect created by the Civil Aviation Safety Authority delegate's issuance, rather than by the manufacturer alone."],"plain_english_summary":"This Airworthiness Directive requires operators of certain Dassault Falcon 2000 aircraft (serials up to 212, excluding 208, and those tied to specified service bulletins) to follow corrective action in DGAC AD F-2005-018 and Dassault Service Bulletin F2000-301 to ensure the inner pin of a double fail-safe engine-to-fuselage fastener is present. It takes effect 16 March 2006. Aircraft owners/operators pay for inspections and any remedial work; the Civil Aviation Safety Authority (via its delegate) enforces compliance and sets the effective date."}},"importantCases":[],"_links":{"self":"/api/acts/ad-f2000-7-engine-nacelle-fail-safe-fasteners","history":"/api/acts/ad-f2000-7-engine-nacelle-fail-safe-fasteners/history","analysis":"/api/acts/ad-f2000-7-engine-nacelle-fail-safe-fasteners/analysis","conflicts":"/api/acts/ad-f2000-7-engine-nacelle-fail-safe-fasteners/conflicts","importantCases":"/api/acts/ad-f2000-7-engine-nacelle-fail-safe-fasteners/important-cases","documents":"/api/acts/ad-f2000-7-engine-nacelle-fail-safe-fasteners/documents"}}