{"id":"F2006B10234","name":"AD/GAZELLE/15 - Securaiglon (ex LAiglon) Safety Belts - Modification","slug":"ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":55892,"registerId":"commonwealth-F2006B10234-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/GAZELLE/15 - Securaiglon (ex LAiglon) Safety Belts - Modification","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Eurocopter SA341 and SA342 (Gazelle) Series Helicopters\n\n \n\nAD/GAZELLE/15  Securaiglon (ex L’Aiglon) Safety Belts - Modification\n\n\n9/84\n\n \n\nApplicability: All models SA341 and SA342 equipped with passenger seat belts identified in Paragraph 1 of Service Bulletin TRW No. 01.\n\n \n\nRequirement: Aerospatiale SB No. 01.20 and TRW RAPA SA SB No. 01. Compliance:  Modify prior to 31 January 1985.\n\nBackground: The manufacturer reports instances where the buckle had jammed in the locked position.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive's scope is consistent with its stated purpose: it targets all SA341/SA342 helicopters fitted with the specifically identified passenger belts and mandates a particular modification by a set date. The instrument does not expand or narrow applicability beyond that stated intent (Applicability; Requirement; Compliance; Background)."},"complexity_factors":["Narrow, specific applicability limited to SA341 and SA342 helicopters with the identified seat belts (Applicability)","Single, clear mandatory action: modify belts per two named service bulletins (Requirement)","Firm compliance deadline (prior to 31 January 1985) that requires scheduling by operators (Compliance)","Dependence on external documents (Aerospatiale SB No. 01.20 and TRW RAPA SA SB No. 01) for technical details increases practitioner workload to obtain and follow those documents (Requirement)","Limited factual background provided (only buckle jamming reported), so risk assessment beyond that point requires consulting other sources (Background)"],"plain_english_summary":"This airworthiness directive requires operators of certain Eurocopter SA341/SA342 helicopters to modify Securaiglon passenger seat‑belt assemblies per the manufacturer service instructions to eliminate a reported buckle‑jamming fault. \n\nIt affects helicopters with the identified belts, places the cost and scheduling burden on owners/operators and maintenance providers, and matters because it reduces a passenger safety hazard by mandating a timely retrofit under the civil airworthiness framework."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, time-bound safety directive from 1984 with a narrow, specific purpose (fixing a known mechanical defect in seat belt buckles). It has not expanded beyond its original scope."},"complexity_factors":["Very short document (under 200 words)","Only 1 defined reference (Service Bulletin TRW No. 01, Paragraph 1)","Single, unambiguous compliance requirement with clear deadline","No nested exceptions or conditional logic","No cross-references to other legislation or regulations beyond the parent Civil Aviation Regulations 1998","Straightforward applicability test (specific helicopter models + specific seat belt identification)"],"plain_english_summary":"This is an **Airworthiness Directive** (a mandatory safety order) issued by Australia's Civil Aviation Safety Authority for **Eurocopter Gazelle helicopters** (models SA341 and SA342).\n\n**What it does:**\n- Requires owners and operators to **modify passenger seat belts** made by Securaiglon (formerly L'Aiglon) on these helicopters.\n- The modification must be done **before 31 January 1985**.\n\n**Why it matters:**\n- The manufacturer found that the seat belt buckles could **jam in the locked position** — meaning passengers might be trapped and unable to release their belts in an emergency.\n- This creates a serious **safety risk** during crashes or urgent evacuations.\n\n**Who it affects:**\n- Anyone operating Gazelle helicopters with these specific seat belts installed.\n- Compliance is mandatory — you cannot legally fly the aircraft without making this change."}},"importantCases":[],"_links":{"self":"/api/acts/ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification","history":"/api/acts/ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification/history","analysis":"/api/acts/ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification/analysis","conflicts":"/api/acts/ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification/conflicts","importantCases":"/api/acts/ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification/important-cases","documents":"/api/acts/ad-gazelle-15-securaiglon-ex-laiglon-safety-belts-modification/documents"}}