{"id":"F2006B09559","name":"AD/EMY/9 - Life Jackets - Modification","slug":"ad-emy-9-life-jackets-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":54208,"registerId":"commonwealth-F2006B09559-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/EMY/9 - Life Jackets - Modification","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 - 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Emergency Equipment\n\n \n\nAD/EMY/9 Life Jackets - Modification 1/73\n\nApplicability: All RFD Type 80 Mk. 2 life jackets.\n\n \n\nRequirement: Replace the existing nominal 33 gram carbon dioxide cylinder with an approved 45 gram cylinder charged to 35 grams.\n\n \n\nCompliance: At the next reconditioning of the life jacket after 31 January 1973.\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n \n\n![](image.001.png)  \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1642},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive remains tightly scoped to its original purpose: modifying gas cylinders in a specific model of aviation life jacket. There is no evidence of scope creep into unrelated equipment or operational areas."},"complexity_factors":["Single, clearly defined technical requirement with no sub-clauses","No definitions section or specialised legal terminology","No cross-references to other legislative provisions","Simple, single-condition compliance trigger (next reconditioning after specific date)"],"plain_english_summary":"This AD requires replacing the 33 g CO₂ cylinders in RFD Type 80 Mk.2 life jackets with approved 45 g cylinders (35 g charge) at their next reconditioning after 31 January 1973. It affects any operator of aircraft equipped with these life jackets and matters because the larger cylinder ensures full inflation and reliable buoyancy in a ditching."}},"importantCases":[],"_links":{"self":"/api/acts/ad-emy-9-life-jackets-modification","history":"/api/acts/ad-emy-9-life-jackets-modification/history","analysis":"/api/acts/ad-emy-9-life-jackets-modification/analysis","conflicts":"/api/acts/ad-emy-9-life-jackets-modification/conflicts","importantCases":"/api/acts/ad-emy-9-life-jackets-modification/important-cases","documents":"/api/acts/ad-emy-9-life-jackets-modification/documents"}}