{"id":"F2006B02347","name":"AD/AMD 20/1 - Microswitch - Pressurisation Control","slug":"ad-amd-20-1-microswitch-pressurisation-control","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41577,"registerId":"commonwealth-F2006B02347-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/AMD 20/1 - Microswitch - Pressurisation Control","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)  AMD Fan Jet Falcon (Falcon 20/Mystere-Falcon 200) Series Aeroplanes\n\n \n\nAD/AMD 20/1 Microswitch - Pressurisation Control 11/67\n\nApplicability: All models with S/Nos. 1 to 94 not incorporating Mod. AMD No. 116. Requirement:  Action in accordance with AMD SB No. 211 (76-4), Rev. 1.\n\nCompliance: Forthwith.\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\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":911},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow technical scope. It addresses a specific safety defect in the pressurisation control microswitch for a defined subset of Falcon 20 aircraft (specific serial numbers) and mandates compliance with a specific manufacturer's service bulletin. There is no indication of scope creep or expansion beyond the original safety intent."},"complexity_factors":["Single, unambiguous requirement","No conditional logic or nested exceptions","Only one external cross-reference (to service bulletin AMD SB No. 211)","Extremely brief text (under 100 words of substantive content)"],"plain_english_summary":"**What this does:** This is a mandatory safety instruction (called an Airworthiness Directive) for owners and operators of specific Falcon 20 series jet aircraft.\n\n**Who it affects:** Anyone operating AMD Fan Jet Falcon or Mystere-Falcon 200 aircraft with serial numbers 1 through 94, **unless** the aircraft has already been modified under \"Mod. AMD No. 116\".\n\n**What must be done:** You must immediately take action to fix a problem with the **microswitch** (a small electrical switch) that controls the cabin **pressurisation system** (the system that keeps breathable air inside the plane at high altitude). The specific repair instructions are contained in a technical document called \"AMD SB No. 211 (76-4), Rev. 1\" (the manufacturer's service bulletin).\n\n**When:** **Immediately** (the term used is \"Forthwith\"). This suggests a serious safety risk that cannot wait for the next scheduled maintenance."}},"importantCases":[],"_links":{"self":"/api/acts/ad-amd-20-1-microswitch-pressurisation-control","history":"/api/acts/ad-amd-20-1-microswitch-pressurisation-control/history","analysis":"/api/acts/ad-amd-20-1-microswitch-pressurisation-control/analysis","conflicts":"/api/acts/ad-amd-20-1-microswitch-pressurisation-control/conflicts","importantCases":"/api/acts/ad-amd-20-1-microswitch-pressurisation-control/important-cases","documents":"/api/acts/ad-amd-20-1-microswitch-pressurisation-control/documents"}}