{"id":"F2006B09326","name":"AD/ECUREUIL/103 - Camera System Installation - 2","slug":"ad-ecureuil-103-camera-system-installation-2","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":53484,"registerId":"commonwealth-F2006B09326-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 issues the following Airworthiness Directive (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 350 (Ecureuil) Series Helicopters","sortOrder":0},{"sectionNumber":"AD/ECUREUIL/103 Camera System Installati","sectionType":"part","heading":"AD/ECUREUIL/103 Camera System Installation - 2 10/2004","content":"# AD/ECUREUIL/103 Camera System Installation \\- 2 10/2004\n\nApplicability: Model AS 350 helicopters that have been modified in accordance with Mann Aviation Group (Engineering) Ltd (MAG(E)) modification 350-1521, 350-1680, or 350-1707; Installation of Camera Platform.\n\nRequirement: 1. Inspect the camera platform hold down hook to determine the standard of hook installed, in accordance with paragraph 2 of MAG(E) Service Bulletin SB-A25- 002 Issue 1, dated 20 May 2004, or later EASA approved revision. If a part number 350-1521-109 hook is found to be installed, replace the \\-109 hook with a part number 350-1521-139 hook in accordance with SB-A25-002 Issue 1, or later EASA approved revision.\n\n2. Modify the Mounting Arm in accordance with SB-A25-002 Issue 1, or later EASA approved revision.\n\nNote: UK CAA AD G-2004-0019 refers.\n\nCompliance: Within 3 months after 30 September 2004.\n\nThis Airworthiness Directive becomes effective on 30 September 2004.\n\nBackground: The manufacturer has received reports of failures of an old standard of the camera platform hold down hook. Failure of the hook could result in inadequate retention of the platform and camera, which could become a hazard to the helicopter.\n\n![Signature of David Villiers, Delegate of the Civil Aviation Safety Authority.](image.002.png)  \n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority 18 August 2004\n\n![](image.001.png)","sortOrder":1}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive's scope aligns with its stated safety purpose: it targets AS350 helicopters modified by the listed MAG(E) changes and mandates inspection and corrective work to address hook failures. There is no expansion or narrowing of affected aircraft beyond those listed; required method and timing reference the MAG(E) service bulletin or later EASA-approved revisions (Applicability, Requirement, Compliance)."},"complexity_factors":["Narrow applicability: only AS350 helicopters modified under MAG(E) mods 350-1521, 350-1680, or 350-1707 (Applicability).","Single technical action stream: inspect hook, replace specified part if necessary, and modify mounting arm per a single service bulletin (Requirement).","Compliance deadline fixed and short: within 3 months after 30 September 2004 (Compliance).","Reliance on an external technical document: actions must follow MAG(E) Service Bulletin SB-A25-002 Issue 1 or later EASA-approved revision (Requirement).","Parts specificity: replacement limited to a particular part number (-109 to -139), which may create supply/parts-procurement considerations (Requirement).","Regulatory authority and enforcement: issued under CASR subregulation 39.1(1) by CASA delegate, placing legal obligation on operators/owners (preamble)."],"plain_english_summary":"This Airworthiness Directive requires owners/operators of Eurocopter AS350 helicopters modified by specific Mann Aviation Group mods to inspect the camera-platform hold-down hook and, if an older -109 hook is present, replace it with a -139 hook and modify the mounting arm according to the referenced service bulletin. The directive must be complied with within three months of 30 September 2004. CASA’s delegate issues the requirement to correct a reported risk that a failed hook could allow the camera platform to detach."},"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"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This AD maintains its original narrow scope — addressing a specific safety defect in a specific camera platform modification for a specific helicopter series. The directive references an earlier UK CAA AD (G-2004-0019) but does not expand beyond the original safety purpose of correcting the hook failure risk."},"complexity_factors":["Single, specific aircraft model and modification scope","Only 2 technical requirements (inspection/replacement and modification)","Clear cross-reference to single service bulletin (SB-A25-002)","Simple compliance deadline (fixed date + 3 months)","No nested exceptions or conditional logic","Minimal defined terms (only part numbers and model references)"],"plain_english_summary":"This mandatory CASA Airworthiness Directive applies to Eurocopter AS350 helicopters fitted with the Mann Aviation camera platform. It requires inspecting the platform's hold‑down hook, replacing the older part number 350‑1521‑109 with the stronger 350‑1521‑139, and modifying the mounting arm per service bulletin SB‑A25‑002.\n\nThe AD addresses reported failures of the old hook that could allow the camera platform to detach in flight, posing a serious hazard to the helicopter and people below."}},"importantCases":[],"_links":{"self":"/api/acts/ad-ecureuil-103-camera-system-installation-2","history":"/api/acts/ad-ecureuil-103-camera-system-installation-2/history","analysis":"/api/acts/ad-ecureuil-103-camera-system-installation-2/analysis","conflicts":"/api/acts/ad-ecureuil-103-camera-system-installation-2/conflicts","importantCases":"/api/acts/ad-ecureuil-103-camera-system-installation-2/important-cases","documents":"/api/acts/ad-ecureuil-103-camera-system-installation-2/documents"}}