{"id":"F2006B02383","name":"AD/AMD 50/16 - Passenger Oxygen Masks","slug":"ad-amd-50-16-passenger-oxygen-masks","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41613,"registerId":"commonwealth-F2006B02383-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/AMD 50/16 - Passenger Oxygen Masks","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nAMD Falcon 50 and 900 Series Aeroplanes\n\nAD/AMD 50/16 Passenger Oxygen Masks 9/99 TX\n\nApplicability: Mystère Falcon 50, Mystère Falcon 900 and Falcon 900EX aeroplanes with Eros passenger oxygen masks Part Number (P/N) MW 37-09, MW 37-11, MW 37-14, MW 37-18, MW 37-28, MW 37-31 and MW 37-36 installed.\n\nNote: The passenger oxygen masks are known to have been installed either in aircraft manufactured after 1 January 1997 or as in service replacements after January 1997.\n\nRequirement: 1. Perform a functional test of the passenger oxygen masks in accordance with the applicable maintenance manual procedures and check that the P/N of the passenger oxygen mask bag is Scott P/N 289-601-235.\n\n    2. If an incorrect P/N passenger oxygen mask bag is found to be installed or the passenger oxygen mask fails the Requirement 1 functional test:\n\n    install a placard on or adjacent to the seat as follows:\n\nTHIS SEAT IS NOT TO BE OCCUPIED DURING FLIGHT WHERE PASSENGER SUPPLEMENTAL OXYGEN\n\nIS REQUIRED TO BE AVAILABLE\n\n    b. replace the discrepant passenger oxygen mask.\n\nNote: DGAC AD 1999-271-026(B) refers.\n\nCompliance: 1. Within ten flights after the effective date of this Directive.\n\n2. a. Before further flight.\n\n2. b. Within one calendar month following the Requirement 1 inspection and functional test being carried out.\n\nThis Airworthiness Directive becomes effective on 2 August 1999.\n\nBackground: The French DGAC have advised that during functional testing of the passenger oxygen system on two Mystère Falcon 50 aeroplanes, passenger oxygen mask bags were found to have cracked at the junction between the bag and the oxygen supply hose. The faulty systems were found to be fitted with incorrect bags Scott P/N\n\n289-801-235.\n\nThis Directive ensures that faulty systems are detected before they are required to be used and as an interim measure prevents passenger seats with discrepant systems from being used during flights that require supplementary oxygen to be available for passengers.\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The Directive targets the specific Falcon models and listed mask part numbers and requires testing, placarding and replacement to address cracked bag–hose joints found in incorrect Scott bag installations. It limits applicability to installations after 1 January 1997 or in‑service replacements, consistent with the directive's stated focus; it does not expand scope beyond those parameters."},"complexity_factors":["Narrow applicability: specific aircraft models (Mystère Falcon 50, 900, 900EX) and a list of Eros mask P/Ns","Technical verification required: functional test per maintenance manual procedures","Parts identification: checking and confirming correct Scott bag P/N (289‑601‑235) versus incorrect 289‑801‑235","Multiple required actions with differing timeframes (inspection within ten flights; placard before further flight; replacement within one month)","Safety-critical outcome: placarding seats and replacing life‑support equipment","Cross-reference to a foreign authority's AD (DGAC AD 1999-271-026(B))"],"plain_english_summary":"**What it does:** Requires operators of Mystère Falcon 50, 900 and 900EX aeroplanes fitted with certain Eros passenger oxygen masks to perform a functional test and verify the mask bag is Scott P/N 289‑601‑235. If the wrong bag or a failure is found, the seat must be placarded as unusable when supplemental oxygen is required and the discrepant mask replaced. This responds to discovered cracked bag–hose joints in systems fitted with Scott P/N 289‑801‑235."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, targeted safety directive addressing a specific manufacturing defect in oxygen mask bags. It has not expanded beyond its original purpose of ensuring passenger oxygen system integrity on affected Falcon aircraft."},"complexity_factors":["Single, specific technical issue (oxygen mask bag integrity)","Clear two-step compliance requirement with specific timelines","Limited applicability (three specific aircraft models, seven specific part numbers)","No nested exceptions or conditional logic beyond the simple if/then structure in Requirement 2","Minimal cross-referencing (only one reference to French DGAC directive 1999-271-026(B))","No defined terms section; technical terms are self-explanatory or standard aviation terminology"],"plain_english_summary":"This Airworthiness Directive requires operators of certain Dassault Falcon 50/900 series jets fitted with specified Eros passenger oxygen masks to test the masks and verify the mask-bag part number. It responds to discoveries of cracking where mask bags attach to oxygen hoses and some aircraft having incorrect bags, which could render masks unusable during depressurisation. Failed or incorrect masks must be placarded and replaced within the specified timeframe."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/ad-amd-50-16-passenger-oxygen-masks","history":"/api/acts/ad-amd-50-16-passenger-oxygen-masks/history","analysis":"/api/acts/ad-amd-50-16-passenger-oxygen-masks/analysis","conflicts":"/api/acts/ad-amd-50-16-passenger-oxygen-masks/conflicts","importantCases":"/api/acts/ad-amd-50-16-passenger-oxygen-masks/important-cases","documents":"/api/acts/ad-amd-50-16-passenger-oxygen-masks/documents"}}