{"id":"F2006B07118","name":"AD/S-PUMA/42 Amdt 1 - Main Rotor and Tail Rotor Dynamic Components","slug":"ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":48929,"registerId":"commonwealth-F2006B07118-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.001.png)  \n\nFor the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/S- PUMA/42 and issues the following AD under subregulation 39.1 (1) of CASR 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\n![](image.001.png)  \n\nEurocopter AS 332 (Super Puma) Series Helicopters","sortOrder":0},{"sectionNumber":"AD/S-PUMA/42","sectionType":"part","heading":"AD/S-PUMA/42","content":"# AD/S-PUMA/42\n\nAmdt 1\n\n  \n\nMain Rotor and Tail Rotor Dynamic Components\n\n  \n10/2003","sortOrder":1},{"sectionNumber":"DM","sectionType":"part","heading":"DM","content":"# AD/S-PUMA/42\n\nAmdt 1\n\n  \n\nMain Rotor and Tail Rotor Dynamic Components\n\n  \n10/2003\n\n# DM","sortOrder":2}],"analysis":{"flash_summary":{"complexity_score":5,"scope_assessment":{"changed":true,"description":"The instrument expressly revokes the prior Airworthiness Directive AD/S-PUMA/42 and issues a new AD under subregulation 39.1(1) of CASR 1998 (see opening paragraph). That revocation-and-replacement is a change in regulatory instrument: the prior AD is no longer in force and the new AD sets the operative requirements. The supplied text does not include the detailed requirement/applicability/compliance provisions of the new AD, so it is not possible from this document alone to determine whether the new AD expands, narrows or substantively alters the set of required technical actions compared with the prior AD."},"complexity_factors":["Cross-reference to CASR subregulation 39.1(1) — requires readers to locate and understand the enabling regulation.","Technical subject matter — main rotor and tail rotor dynamic components are specialised aviation parts requiring technical maintenance and expertise.","Delegated administrative discretion — the CASA delegate revokes and reissues ADs, which introduces decision‑maker discretion and potential need for clarification.","Dependence on separate sections (requirement, applicability, compliance) that are not included in the supplied text — implementation depends on their detail.","Operational impacts — compliance likely requires scheduling, parts procurement and possible aircraft downtime, which interacts with commercial and contractual obligations.","Enforcement and recordkeeping obligations implied by statutory ADs — operators must demonstrate compliance, adding administrative burden."],"plain_english_summary":"This instrument revokes AD/S-PUMA/42 and replaces it with a new mandatory airworthiness directive, issued by the CASA delegate under CASR 39.1(1), addressing main- and tail-rotor dynamic components on Eurocopter AS332 (Super Puma) helicopters. \n\nAircraft owners/operators must carry out the inspections, repairs or replacements and meet the compliance times set in the AD (they bear direct costs and downtime). The AD creates a statutory obligation; detailed technical tasks and exact costs are specified in the AD’s requirement/compliance sections."},"kimi_summary":{"content_quality":"ok","complexity_score":4,"scope_assessment":{"changed":false,"description":"This appears to be a standard amendment to an existing Airworthiness Directive. The scope remains focused on the original purpose: ensuring airworthiness of Super Puma helicopter rotor systems. The amendment process (revocation and reissue) is a standard administrative mechanism for updating ADs without expanding beyond the original safety intent."},"complexity_factors":["Document is a template/framework AD with placeholder sections (\"requirement section\", \"compliance section\", \"applicability section\") rather than containing the actual detailed technical requirements","Multiple cross-references to other document sections that aren't fully reproduced in this extract","References to subregulation 39.1(1) of CASR 1998 (Civil Aviation Safety Regulations)","Revocation and reissuance mechanism creates a versioning/compliance history tracking requirement","Technical aviation terminology (\"dynamic components\", \"airworthiness directive\", \"aeronautical product\") requires domain knowledge"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — essentially a safety order issued by the Civil Aviation Safety Authority (CASA) for aircraft. Think of it like a mandatory recall notice for your car, but for helicopters.\n\n**What it does:**\n- **Revokes and replaces** an earlier safety directive (AD/S-PUMA/42) with an updated version (Amendment 1)\n- Requires specific **safety actions** on the main and tail rotor components of Eurocopter AS 332 \"Super Puma\" helicopters\n\n**Who it affects:**\n- Owners and operators of **Eurocopter AS 332 Super Puma series helicopters**\n- Maintenance organisations servicing these aircraft\n\n**Why it matters:**\n- The \"dynamic components\" (moving parts) of helicopter rotors are critical to flight safety. If they fail, the aircraft can crash.\n- The directive addresses an **unsafe condition** that CASA has identified in these components\n- Compliance is **legally mandatory** — operators must follow the instructions in the \"requirement section\" and meet deadlines in the \"compliance section\"\n\n**Key requirement:**\nOperators must take specific corrective action on their rotor systems in the circumstances specified, following the exact instructions provided, and by the deadline stated in the compliance section."}},"importantCases":[],"_links":{"self":"/api/acts/ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components","history":"/api/acts/ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components/history","analysis":"/api/acts/ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components/analysis","conflicts":"/api/acts/ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components/conflicts","importantCases":"/api/acts/ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components/important-cases","documents":"/api/acts/ad-s-puma-42-amdt-1-main-rotor-and-tail-rotor-dynamic-components/documents"}}