{"id":"F2008L00612","name":"AD/AMD 50/44 - Third Crew Member Control Panel Wiring Interference","slug":"ad-amd-50-44-third-crew-member-control-panel-wiring-interference","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":72626,"registerId":"commonwealth-F2008L00612-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AMD Falcon 50 and 900 Series Aeroplanes","sectionType":"division","heading":"AMD Falcon 50 and 900 Series Aeroplanes","content":"### AMD Falcon 50 and 900 Series Aeroplanes\n\n| AD/AMD 50/44 | Third Crew Member Control PanelWiring Interference | 3/2008 |\n| ------------ | -------------------------------------------------- | ------ |\n\n| Applicability: | Mystere-Falcon 900 aircraft serial number (S/N) 01 to 200 inclusive and Falcon 900EX aircraft S/N 01 to 129 inclusive, fitted with a third crew member control panel.                                                                                                                                                                                                                                                                                                                                                               |\n| -------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Unless accomplished previously, carry out a detailed inspection of the air gasper installation in the 3rd crew control panel of the LH and RH crew closet for interference and/or damage; and carry out all applicable related corrective actions as instructed in the accomplishment instructions of Dassault Aviation Service Bulletins F900-360 or F900EX-261 both dated 20 July 2005, as applicable.                                                                                                                            |\n|                | Later revisions of above service bulletins, approved by the European Aviation Safety Agency (EASA), are acceptable for compliance with the requirements of this Directive.                                                                                                                                                                                                                                                                                                                                                          |\n|                | Note: EASA AD 2008-0013 refers.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |\n| Compliance:    | Within the next seven months after the effective date of this Directive.                                                                                                                                                                                                                                                                                                                                                                                                                                                            |\n|                | This Airworthiness Directive becomes effective on 13 March 2008.                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |\n| Background:    | The aircraft manufacturer has received reports of smoke coming from the crew closet area. Investigations has discovered a potential for chafing between the rheostat of the 3rd crew member control panel reading light and the air gasper flexible hose, or with the electrical wires nearby. If let uncorrected, this chafing may expose the metallic spiral armature of the flexible hose, or damage the electrical wires insulation, which could result in a short-circuit generating sustained overheating and smoke emission. |\n|                | This Directive requires an inspection of the air gasper installation in the 3rd crew control panel of the LH and RH crew closet for interference and/or damage together with applicable related corrective actions.                                                                                                                                                                                                                                                                                                                 |\n\n![](image.001.png)  \nDavid Punshon  \nDelegate of the Civil Aviation Safety Authority\n\n29 January 2008","sortOrder":0},{"sectionNumber":"AD/AMD 50/44","sectionType":"part","heading":"AD/AMD 50/44","content":"## AD/AMD 50/44","sortOrder":1},{"sectionNumber":"Third Crew Member Control PanelWiring In","sectionType":"part","heading":"Third Crew Member Control PanelWiring Interference","content":"## Third Crew Member Control Panel  \nWiring Interference","sortOrder":2},{"sectionNumber":"3/2008","sectionType":"part","heading":"3/2008","content":"## 3/2008","sortOrder":3}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The Directive's scope is narrowly defined to Mystere‑Falcon 900 (S/N 01–200) and Falcon 900EX (S/N 01–129) aircraft fitted with a third crew control panel and requires specified inspections and corrective actions. The text matches the stated background concern and does not expand applicability beyond those aircraft; it allows compliance via later EASA‑approved service bulletin revisions (Applicability; Requirement; Note)."},"complexity_factors":["Limited, technical scope but requiring physical inspection and possible repair (Requirement; Background).","Applicability confined to specific serial-number ranges and to aircraft fitted with a third crew member control panel (Applicability).","Dependence on manufacturer service bulletins for corrective action details; later EASA‑approved revisions are acceptable (Requirement; Note).","Short compliance window (seven months from effective date) creates scheduling and operational impact (Compliance).","Inspections/repairs require qualified maintenance personnel and may cause aircraft downtime and out-of-pocket costs for operators (Requirement; Background).","Regulatory enforcement discretion is procedural: compliance established by following approved service bulletins rather than prescriptive alternative methods (Requirement; Note)."],"plain_english_summary":"This Directive requires operators of Mystere‑Falcon 900 (S/N 01–200) and Falcon 900EX (S/N 01–129) aeroplanes fitted with a third‑crew control panel to inspect the air gasper installation in the left and right crew closets and to carry out corrective actions per the Dassault service bulletins. Compliance is due within seven months of the 13 March 2008 effective date.\n\nIt responds to reports of chafing that can expose the gasper hose armature or damage wire insulation, risking short‑circuits, overheating and smoke. Operators bear inspection and repair costs and face downtime; EASA‑approved bulletin revisions are acceptable for compliance."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, targeted airworthiness directive addressing a specific safety defect in specific aircraft models. The scope remains precisely limited to the wiring interference issue identified in the background section, with no evidence of scope creep or expansion beyond the original safety purpose."},"complexity_factors":["Single, specific technical requirement with clear applicability criteria (specific aircraft serial numbers)","Only one main compliance action required (inspection plus corrective action per manufacturer instructions)","Minimal cross-referencing (only to two specific service bulletins and one EASA AD)","No nested exceptions or conditional logic — straightforward 'unless accomplished previously' exemption","Short document (approximately 250 words of substantive content)","Only one defined term used (EASA — explained in parentheses)"],"plain_english_summary":"This AD requires operators of Dassault Falcon 900 (S/N 1–200) and 900EX (S/N 1–129) jets fitted with a third crew-member control panel to inspect left and right crew closets for chafing where the reading-light dimmer switch contacts ventilation hoses or wiring, and to perform mandated repairs per the manufacturer's service bulletins.\n\nThe measure, to be completed within seven months of 13 March 2008, prevents insulation or hose wear that could cause electrical shorting, smoke or fire, preserving crew safety and airworthiness."}},"importantCases":[],"_links":{"self":"/api/acts/ad-amd-50-44-third-crew-member-control-panel-wiring-interference","history":"/api/acts/ad-amd-50-44-third-crew-member-control-panel-wiring-interference/history","analysis":"/api/acts/ad-amd-50-44-third-crew-member-control-panel-wiring-interference/analysis","conflicts":"/api/acts/ad-amd-50-44-third-crew-member-control-panel-wiring-interference/conflicts","importantCases":"/api/acts/ad-amd-50-44-third-crew-member-control-panel-wiring-interference/important-cases","documents":"/api/acts/ad-amd-50-44-third-crew-member-control-panel-wiring-interference/documents"}}