{"id":"F2006B08156","name":"AD/CESSNA 310/3 - Oxygen Line - Modification","slug":"ad-cessna-310-3-oxygen-line-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115323,"registerId":"commonwealth-F2006B08156-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 310/3 - Oxygen Line - 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 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Cessna 310 Series Aeroplanes\n\n \n\nAD/CESSNA 310/3 Oxygen Line - Modification NK\n\nApplicability: All models equipped with oxygen systems. Document: Cessna SL No. 310-7.\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":1355},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow technical scope requiring a specific safety modification to oxygen lines in Cessna 310 aircraft equipped with oxygen systems. There is no evidence of expansion beyond the original safety defect correction."},"complexity_factors":["Single operative provision with no conditions or exceptions","No definitions section or interpretation clauses","Extremely short length (under 50 words of substantive text)","Simple cross-reference to only one external technical document","No procedural steps, timelines, or delegated powers beyond the immediate requirement"],"plain_english_summary":"**What this is:** A mandatory safety order (called an Airworthiness Directive) issued by the Civil Aviation Safety Authority (CASA) requiring owners to fix a specific defect in Cessna 310 aircraft.\n\n**Who it affects:** Anyone who owns or operates a Cessna 310 aeroplane that has an oxygen system installed.\n\n**What you must do:** Modify the oxygen line in your aircraft according to the instructions in **Cessna Service Letter No. 310-7**. You must do this **immediately** (the legal term used is \"forthwith\").\n\n**Why it matters:** This directive addresses a safety issue with the oxygen line that could fail or create a hazard during flight. It is legally binding under the Civil Aviation Regulations, and non-compliance grounds the aircraft."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-310-3-oxygen-line-modification","history":"/api/acts/ad-cessna-310-3-oxygen-line-modification/history","analysis":"/api/acts/ad-cessna-310-3-oxygen-line-modification/analysis","conflicts":"/api/acts/ad-cessna-310-3-oxygen-line-modification/conflicts","importantCases":"/api/acts/ad-cessna-310-3-oxygen-line-modification/important-cases","documents":"/api/acts/ad-cessna-310-3-oxygen-line-modification/documents"}}