{"id":"F2006B07995","name":"Airworthiness Directives 2004 - Revocation and Remaking - Propellers - Variable Pitch - Sensenich Series","slug":"airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115051,"registerId":"commonwealth-F2006B07995-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Propellers - Variable Pitch - Sensenich Series","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 20.2\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\n Airworthiness Directives 2004\n\n I, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\n Authority, acting under subregulation 39.001 (1) of the Civil\n\n Aviation Safety Regulations 1998:\n\n (a) revoke the Airworthiness Directives mentioned in\n\n Schedule 1; and\n\n (b) make, as separate instruments, each Airworthiness\n\n Directive mentioned in Schedule 1 and attached.\n\n \n\n ![](image.001.png)\n\n David Villiers\n\n Delegate of the Civil Aviation Safety Authority\n\n \n\n  20 December 2004\n\n Note:   Each attached Airworthiness Directive is being re-made in exactly the\n\n same form as appears in the latest published edition of the Directive.\n\n \n\n\n Schedule 1 Revocation and Remaking of\n\n Airworthiness Directives\n\n Propellers - Variable Pitch - Sensenich Series\n\n AD Name AD Number\n\n Blade and Hub - Inspection AD/PSN/1\n\n \n","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument does not change the substantive scope or content of the affected airworthiness directive(s). It revokes and reissues each listed directive as a separate, attached instrument in exactly the same form as the latest published edition (see Note and Schedule 1). Any compliance obligations remain those already contained in AD/PSN/1."},"complexity_factors":["Single, administrative action (revoke and remake) rather than substantive regulatory change","Very short instrument with one identified affected AD (AD/PSN/1)","Explicit statement that remade directives are identical to the latest published editions (reduces interpretive complexity)","Reference to enabling subregulation (39.001(1)) but no complex procedural or technical provisions attached","No technical content or new compliance requirements within the instrument itself"],"plain_english_summary":"This instrument revokes the listed airworthiness directive(s) and reissues them as separate, standalone instruments—not changing their text or technical requirements. It principally affects owners/operators of aircraft fitted with Sensenich series variable‑pitch propellers subject to AD/PSN/1, who must continue the same inspections and bear associated costs. The change is administrative, made by a CASA delegate."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a pure remaking instrument with explicit confirmation that the content remains identical to the previous version. The scope has not expanded beyond the original airworthiness directive concerning Sensenich propeller inspections."},"complexity_factors":["Very short document (under 300 words)","Only one defined term implicitly referenced (the AD number AD/PSN/1)","No nested conditional logic or exceptions","Single cross-reference to Civil Aviation Safety Regulations 1998 (subregulation 39.001(1))","Straightforward two-step structure: revoke old instrument, make new instrument","No substantive technical content included — the actual airworthiness directive is attached but not reproduced in the legislative text itself"],"plain_english_summary":"This is a technical aviation safety instrument issued by the Civil Aviation Safety Authority (CASA) in December 2004. It does two things:\n\n**What it does:**\n- **Revokes** (cancels) an old airworthiness directive — specifically AD/PSN/1, which covers inspections of blades and hubs on Sensenich variable-pitch propellers\n- **Remakes** that same directive as a new, separate legal instrument\n\n**Who it affects:**\n- Owners and operators of aircraft fitted with Sensenich variable-pitch propellers\n- Aircraft maintenance engineers who perform inspections on these propellers\n- Anyone responsible for ensuring aircraft meet safety standards\n\n**Why it matters:**\nAirworthiness directives are legally binding safety orders. They require specific inspections or repairs to prevent accidents. This instrument is essentially a housekeeping exercise — updating the legal form of an existing safety requirement without changing its substance. The note at the bottom confirms the directive is being remade \"in exactly the same form\" as before, meaning the actual inspection requirements for the propeller blades and hubs haven't changed.\n\n**In simple terms:** Think of this like reprinting a safety manual with a new cover and updated page numbers, but the actual safety instructions inside stay identical."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-propellers-variable-pitch-sensenich-series/documents"}}