{"id":"F2006B05284","name":"AD/CESSNA 207/25 - Wing Tip Navigation/Strobe Lights","slug":"ad-cessna-207-25-wing-tip-navigation-strobe-lights","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45677,"registerId":"commonwealth-F2006B05284-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 207/25 - Wing Tip Navigation/Strobe Lights","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 207 Series Aeroplanes\n\n \n\nAD/CESSNA 207/25 Wing Tip Navigation/Strobe Lights 7/81\n\nApplicability: Models 207, T207, 207A, T207A with Flint Aero Model FA200 auxiliary wing tip tanks installed in accordance with STC SA2676 WE.\n\n \n\nRequirement: Action in accordance with Flint Aero service Bulletin No FA1. Compliance:  Within 100 hours time in service after 31 July 1981.\n\nBackground: Due to possible fuel spillage or tank leakage in areas of high voltage or high temperature in the Navigation - Strobe light system including cables, connectors, high voltage power supply, strobe light and navigation lights, the mandatory inspections and modifications are necessary to ensure separation of ignition source from potential fuel leakage.\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":1618},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow scope targeting only Cessna 207 series aircraft with Flint Aero auxiliary fuel tank modifications. It addresses the specific safety risk of fuel leakage near electrical lighting systems without expansion into broader airworthiness requirements."},"complexity_factors":["Single requirement incorporating by reference an external technical document (Flint Aero Service Bulletin FA1)","Narrow applicability limited to four specific aircraft models with one specific modification","Simple compliance metric (100 hours 'time in service' after a fixed date)","No interpretation section, definitions, or nested conditional provisions"],"plain_english_summary":"This Airworthiness Directive applies to Cessna 207/T207/207A/T207A aircraft modified with Flint Aero auxiliary wing tip tanks (STC SA2676 WE). It mandates following Flint Aero Service Bulletin No. FA1—inspections and modifications to keep fuel from leaking into areas with navigation and strobe lights.\n\nThe rule addresses fire/explosion risk from fuel contacting electrical ignition sources and must be done within 100 flight hours after 31 July 1981."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-207-25-wing-tip-navigation-strobe-lights","history":"/api/acts/ad-cessna-207-25-wing-tip-navigation-strobe-lights/history","analysis":"/api/acts/ad-cessna-207-25-wing-tip-navigation-strobe-lights/analysis","conflicts":"/api/acts/ad-cessna-207-25-wing-tip-navigation-strobe-lights/conflicts","importantCases":"/api/acts/ad-cessna-207-25-wing-tip-navigation-strobe-lights/important-cases","documents":"/api/acts/ad-cessna-207-25-wing-tip-navigation-strobe-lights/documents"}}