{"id":"F2006L02481","name":"AD/ECUREUIL/94 Amdt 1 - Hoist Hooks","slug":"ad-ecureuil-94-amdt-1-hoist-hooks","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":117747,"registerId":"commonwealth-F2006L02481-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Eurocopter AS 350 (Ecureuil) Series Heli","sectionType":"division","heading":"Eurocopter AS 350 (Ecureuil) Series Helicopters","content":"### Eurocopter AS 350 (Ecureuil) Series Helicopters\n\n| AD/ECUREUIL/94 Amdt 1 | Hoist Hooks | 9/2006 |\n| --------------------- | ----------- | ------ |\n\n| Applicability: | Model AS 350B, BA, B1, B2, B3, BB, and D helicopters equipped withGoodrich (Lucas-Air Equipment) hoists, part numbers:76300-xxx, 76340-xxx, 76360-xxx, 76360-xxx-xx, 76363-xxx, 76365-xxx,76368-xxx, 76370-xxx, 76375-xxx, and 76378-xxx, andfitted with hooks part numbers:704160, 708223, 708931, 709866, and 710177.Note: The hooks concerned are not fitted with a tongue locking system. |\n| -------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | 1. Accomplish the operational procedure, and the restriction prohibiting the use of straps, in accordance with the instructions specified in paragraph 2.A. of Eurocopter Alert Service Bulletin No. 01.00.54.2. Accomplish the instructions specified in paragraph 2.B. of Eurocopter Alert Service Bulletin No. 01.00.54.Note: EASA AD 2006-0098 refers.                                    |\n| Compliance:    | 1. Before each hoisting operation.2. Within 2 months after 7 April 2004.The compliance times remain unchanged by this issue.                                                                                                                                                                                                                                                                  |\n|                | This Amendment becomes effective on 31 August 2006.                                                                                                                                                                                                                                                                                                                                           |\n| Background:    | This Directive was prompted by a case of incorrect positioning of the strap on the hoist hook during a hoisting mission, which led to distortion of the tongue and resulted in the release of the stretcher containing an injured person.                                                                                                                                                     |\n\n|     | Amendment 1 is issued in response to a new EASA AD, which converts the Requirement document to an Alert Service Bulletin with the same reference number, and no change to the technical content. |\n| --- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n20 July 2006","sortOrder":0},{"sectionNumber":"AD/ECUREUIL/94 Amdt 1","sectionType":"part","heading":"AD/ECUREUIL/94 Amdt 1","content":"## AD/ECUREUIL/94 Amdt 1","sortOrder":1},{"sectionNumber":"Hoist Hooks","sectionType":"part","heading":"Hoist Hooks","content":"## Hoist Hooks","sortOrder":2},{"sectionNumber":"9/2006","sectionType":"part","heading":"9/2006","content":"## 9/2006","sortOrder":3}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This is Amendment 1 to an existing directive. The amendment explicitly states it makes 'no change to the technical content' — it simply updates the reference document type from one format to another (converting the Requirement document to an Alert Service Bulletin) in response to a European regulatory change. The scope remains identical to the original 2004 directive."},"complexity_factors":["Short, single-purpose directive focused on one specific mechanical issue","Only 2 compliance requirements with clear deadlines","Limited applicability defined by specific helicopter models and part numbers (11 hoist part numbers, 5 hook part numbers)","No nested exceptions or conditional logic — straightforward 'do this by this date' structure","Cross-references only to external documents (Eurocopter Alert Service Bulletin and EASA AD) rather than internal legislative cross-references","Minimal defined terms — only standard aviation terminology used"],"plain_english_summary":"This mandatory CASA airworthiness directive requires immediate safety action on certain Eurocopter AS350 helicopters fitted with specified Goodrich/Lucas rescue hoists: operators must follow a new pre-hoist procedure (including a ban on using straps that can distort the hook tongue) and complete the manufacturer’s required instructions within two months of 7 April 2004. It targets affected owners/operators because a load-drop incident injured a person; compliance is legally required."},"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":4,"scope_assessment":{"changed":false,"description":"The amendment replaces the original Requirement document with an Alert Service Bulletin reference but expressly makes no change to the technical content; compliance times remain unchanged and only the document reference and effective date are updated (Amendment; Compliance)."},"complexity_factors":["Detailed applicability by model and multiple specific hoist and hook part numbers (Applicability).","Operational requirement plus a specific prohibition (operational check and ban on straps) tied to a manufacturer Alert Service Bulletin (Requirement).","Two-tier compliance timing: before each hoisting operation and an action within two months of a historical date (Compliance).","Cross-reference to and alignment with an EASA AD and conversion of the Requirement document to an Alert Service Bulletin without technical change (Amendment / Note).","Safety-driven origin grounded in a reported hook/tongue failure due to incorrect strap positioning (Background)."],"plain_english_summary":"This Airworthiness Directive mandates that operators of specified Eurocopter AS350 helicopters fitted with certain Goodrich hoists and hooks follow Eurocopter Alert Service Bulletin procedures (including an operational check and a ban on using straps) to prevent incorrect strap placement that can deform a hook tongue and release a stretcher. It applies to operators and maintenance organisations; the amendment updates the reference document to an Alert Service Bulletin but keeps the same technical instructions and compliance timing."}},"importantCases":[],"_links":{"self":"/api/acts/ad-ecureuil-94-amdt-1-hoist-hooks","history":"/api/acts/ad-ecureuil-94-amdt-1-hoist-hooks/history","analysis":"/api/acts/ad-ecureuil-94-amdt-1-hoist-hooks/analysis","conflicts":"/api/acts/ad-ecureuil-94-amdt-1-hoist-hooks/conflicts","importantCases":"/api/acts/ad-ecureuil-94-amdt-1-hoist-hooks/important-cases","documents":"/api/acts/ad-ecureuil-94-amdt-1-hoist-hooks/documents"}}