{"id":"F2006B04499","name":"AD/BELL 206/43 - Heater Fuel Line P/N 206-070-705-1 - Inspection","slug":"ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":114195,"registerId":"commonwealth-F2006B04499-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BELL 206/43 - Heater Fuel Line P/N 206-070-705-1 - Inspection","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)  Bell Helicopter Textron Canada (BHTC) 206 and Agusta Bell 206 Series Helicopters\n\n \n\nAD/BELL 206/43 Heater Fuel Line P/N 206-070-705-1 - Inspection 3/73\n\nApplicability: All model 206A, 206B and AB206 with S/Nos. referenced in requirement documents, equipped with heater kit P/N - 206-706-106-1, -3, -5 or -9.\n\n \n\nDocument: Bell SB No. 206-50-73-1, or Agusta SB No. BT206-58.\n\n \n\nCompliance: Within 10 hours time in service after 28 February 1973 or at time of heater kit installation.\n\n \n\nBackground: AD/Agusta 206/32 equivalent.\n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":903},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a targeted, single-issue safety directive focused exclusively on inspection of a specific heater fuel line. It has not expanded beyond its original purpose of addressing a specific airworthiness concern in defined helicopter models."},"complexity_factors":["Single, specific compliance requirement (inspection of one part number)","Limited applicability (three specific helicopter models with defined heater kits)","No conditional exceptions or nested logic","Short document with minimal cross-referencing (only references two service bulletins)","Single compliance timeframe with no alternative methods stated"],"plain_english_summary":"This AD mandates inspection of heater fuel line P/N 206-070-705-1 on certain Bell 206A/206B and Agusta Bell AB206 helicopters equipped with specified heater kits. It applies to affected serial numbers per the manufacturers’ service bulletins.\n\nOperators must inspect within 10 flight hours after Feb 28, 1973 (or when the heater kit is installed). The goal is to detect fuel-line defects that could cause leaks or fire; compliance is mandatory."}},"importantCases":[],"_links":{"self":"/api/acts/ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection","history":"/api/acts/ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection/history","analysis":"/api/acts/ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection/analysis","conflicts":"/api/acts/ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection/conflicts","importantCases":"/api/acts/ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection/important-cases","documents":"/api/acts/ad-bell-206-43-heater-fuel-line-p-n-206-070-705-1-inspection/documents"}}