{"id":"F2006B07759","name":"Airworthiness Directives 2004 - Revocation and Remaking - Bell Helicopter Textron 214 Series Helicopters","slug":"airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50508,"registerId":"commonwealth-F2006B07759-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Bell Helicopter Textron 214 Series Helicopters","content":"Airworthiness Directives 2004\n\nI, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\nAuthority, acting under subregulation 39.001 (1) of the Civil\n\nAviation Safety Regulations 1998:\n\n(a) revoke the Airworthiness Directives mentioned in\n\nSchedule 1; and\n\n(b) make, as separate instruments, each Airworthiness\n\nDirective mentioned in Schedule 1 and attached.\n\n![](image.001.png)\n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority\n\n20 December 2004\n\nNote: Each attached Airworthiness Directive is being re-made in exactly the\n\nsame form as appears in the latest published edition of the Directive.\n\n  \nSchedule 1 Revocation and Remaking of\n\nAirworthiness Directives\n\nBell Helicopter Textron 214 Series Helicopters\n\nAD Name AD Number\n\nMain Rotor Tension-Torsion Strap AD/BELL 214/1\n\nMain Transmission Upper Planetary Carrier AD/BELL 214/2\n\nMain Rotor Outboard Strap Fitting Assembly AD/BELL 214/3\n\nTail Rotor Yoke AD/BELL 214/4","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument explicitly states that each Airworthiness Directive is being remade in \"exactly the same form\" as the existing published version. This is a pure procedural refresh with no expansion of scope, no additional aircraft types, and no new safety requirements."},"complexity_factors":["Extremely short instrument (under 300 words)","Only 4 substantive items in Schedule 1, presented in a simple table format","No defined terms section — relies entirely on external references to the attached ADs","Single operative provision with straightforward (a)/(b) structure","No nested conditions, exceptions, or cross-references to other legislation beyond the generic subregulation 39.001(1) citation","Procedural \"revoke and remake\" mechanism is a standard, well-understood administrative technique in aviation law"],"plain_english_summary":"**What this legislation does:**\n\nThis is an official aviation safety instrument that **revokes and immediately remakes** four existing Airworthiness Directives (ADs) for Bell 214 series helicopters. Think of Airworthiness Directives as mandatory \"safety recall notices\" for aircraft — they legally require owners and operators to inspect, fix, or replace specific parts that have been found to be unsafe.\n\n**The four directives being refreshed are:**\n- **AD/BELL 214/1** — concerns the main rotor tension-torsion strap (a critical component that helps the main rotor blades flex and move)\n- **AD/BELL 214/2** — covers the main transmission upper planetary carrier (part of the gearbox that transfers power to the rotor)\n- **AD/BELL 214/3** — addresses the main rotor outboard strap fitting assembly (hardware connecting rotor components)\n- **AD/BELL 214/4** — deals with the tail rotor yoke (the structure holding the tail rotor blades)\n\n**Who it affects:**\n- Owners and operators of Bell 214 series helicopters in Australia\n- Maintenance organisations servicing these aircraft\n- The Civil Aviation Safety Authority (CASA) itself\n\n**Why it matters:**\nThis is a **procedural housekeeping exercise**. CASA is not changing the actual safety requirements — each directive is being remade in \"exactly the same form\" as before. This type of instrument is typically used to ensure the legal authority for these safety mandates remains technically valid under current regulations, or to consolidate them under updated regulatory frameworks. The safety rules themselves stay identical; only their legal \"container\" is being refreshed.\n\n**Key takeaway:** If you operate a Bell 214 helicopter, nothing changes in your maintenance schedule. Check that you're still complying with these four directives as you always have."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument does not change the substantive scope or requirements of the listed Airworthiness Directives. It revokes and re-issues each listed AD as a separate attached instrument and expressly states each is re-made in exactly the same form as the latest published edition (see paragraphs (a)–(b), Schedule 1 and Note). Therefore, the regulatory obligations that applied before this instrument continue in the same terms."},"complexity_factors":["Short, single-purpose instrument limited to revocation and re-issuance of listed ADs (paragraphs (a)–(b))","Explicit legal authority cited (acting under subregulation 39.001(1)), requiring basic statutory linkage","Attachment of multiple separate ADs (four listed in Schedule 1) creates modest administrative scope","No substantive technical or operational changes to AD content (Note), reducing interpretive complexity","Potential administrative questions about publication, citation or record-keeping, though not addressed in the text"],"plain_english_summary":"This instrument revokes four existing Airworthiness Directives for Bell Helicopter Textron 214 series helicopters and re‑issues them as separate attached AD instruments, with each re‑made in identical form to the latest published editions. \n\nIt affects owners, operators and maintainers of Bell 214 helicopters; the change is procedural—clarifying legal form and publication—without imposing any new technical or compliance obligations."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-214-series-helicopters/documents"}}