{"id":"F2006B03397","name":"AD/B767/43 - Passenger Oxygen - Oxygen Generators","slug":"ad-b767-43-passenger-oxygen-oxygen-generators","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":42938,"registerId":"commonwealth-F2006B03397-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/B767/43 - Passenger Oxygen - Oxygen Generators","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)  Boeing 767 Series Aeroplanes\n\n \n\nAD/B767/43 Passenger Oxygen - Oxygen Generators 10/90\n\nApplicability: All model 767 series aeroplanes listed in Boeing Alert SB 767-35A0015. Requirement:               Action in Accordance with Boeing Alert SB 767-35A0015.\n\nNote: FAA AD 90-10-09 also refers.\n\n \n\nCompliance: Prior to 30 June 1991.\n\n \n\nBackground: This modification is to prevent the oxygen generators failing to activate due to the release pin bending or breaking.\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":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, time-limited safety directive with a narrow technical scope (oxygen generator release pins on one aircraft type). It has not expanded beyond its original purpose."},"complexity_factors":["Extremely short document (approximately 150 words)","No defined terms section — relies entirely on external Boeing document","Single, unambiguous compliance requirement ('Action in Accordance with Boeing Alert SB 767-35A0015')","No conditional logic, exceptions, or nested provisions","Simple deadline structure (single fixed date: 30 June 1991)","Cross-reference to only one external document (FAA AD 90-10-09) and one Boeing service bulletin"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — essentially a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA). It applies to all **Boeing 767 aircraft** covered by a specific Boeing service bulletin.\n\n**What it requires:**\n- Airlines and aircraft operators must carry out a specific modification to the passenger oxygen system\n- The work must follow Boeing Alert Service Bulletin 767-35A0015 exactly\n- The fix must be completed **before 30 June 1991**\n\n**Why it matters:**\nThe oxygen generators (emergency devices that produce oxygen for passengers if cabin pressure is lost) have a design flaw. The **release pin** (a small metal part that triggers the oxygen flow) can bend or break, meaning the oxygen might not deploy in an emergency. This directive forces operators to fix the problem before a deadline to ensure passenger safety.\n\n**Who it affects:**\n- Airlines operating Boeing 767s in Australia\n- Aircraft maintenance engineers\n- CASA inspectors ensuring compliance"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The text shows no indication that the AD’s scope has been changed from its original stated purpose. The directive applies to all model 767 series aeroplanes listed in Boeing Alert SB 767-35A0015, requires action in accordance with that Boeing Alert, sets a compliance date (prior to 30 June 1991), and states the background reason (to prevent oxygen generators failing to activate due to release pin bending or breaking). (Applicability; Requirement; Compliance; Background)"},"complexity_factors":["Single, targeted technical requirement (modification to oxygen generators) reduces procedural complexity.","Mandatory compliance date creates scheduling pressure for operators.","Reference to an external technical document (Boeing Alert SB 767-35A0015) requires access to and exact adherence to that document.","Applicability limited to models listed in the Boeing Alert narrows scope but requires cross-checking the external list.","Cross-reference to FAA AD 90-10-09 introduces an inter-jurisdictional compliance consideration."],"plain_english_summary":"This AD, issued under the Commonwealth Civil Aviation Safety Authority, requires operators of the Boeing 767 models listed in Boeing Alert SB 767-35A0015 to perform the specified passenger-oxygen-system modification by 30 June 1991. It mandates Boeing-prescribed changes to prevent oxygen generators failing to activate due to release-pin bending or breaking; operators (or their MROs) must fund and schedule the work."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b767-43-passenger-oxygen-oxygen-generators","history":"/api/acts/ad-b767-43-passenger-oxygen-oxygen-generators/history","analysis":"/api/acts/ad-b767-43-passenger-oxygen-oxygen-generators/analysis","conflicts":"/api/acts/ad-b767-43-passenger-oxygen-oxygen-generators/conflicts","importantCases":"/api/acts/ad-b767-43-passenger-oxygen-oxygen-generators/important-cases","documents":"/api/acts/ad-b767-43-passenger-oxygen-oxygen-generators/documents"}}