{"id":"F2006B04248","name":"AD/BEECH 90/6 - Fuel Line - Modification","slug":"ad-beech-90-6-fuel-line-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":44030,"registerId":"commonwealth-F2006B04248-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 90/6 - Fuel Line - Modification","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)  Beechcraft 90 and 65-90 (King Air) Series Aeroplanes\n\n \n\nAD/BEECH 90/6 Fuel Line - Modification 11/67\n\nApplicability: Model 65-A90 S/Nos. LJ-114 to LJ-164. Document:  Beechcraft SB 66-52.\n\nCompliance: Forthwith.\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":1505},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow scope — requiring a specific fuel line modification for identified Beechcraft aircraft — exactly as indicated by its title and applicability section."},"complexity_factors":["Extremely brief directive with no sections or subsections","No defined terms or interpretation clauses","Single, unambiguous compliance requirement ('Forthwith')","Narrow applicability limited to specific aircraft model and serial number range","No cross-references to other legislation (only references manufacturer service bulletin)","No conditional logic, exceptions, or carve-outs"],"plain_english_summary":"This is a **safety order** (called an Airworthiness Directive) issued by the Civil Aviation Safety Authority that requires immediate action to fix a potential fuel system problem on specific aircraft.\n\n**What it does:**\n- Requires owners and operators of specific Beechcraft King Air aircraft (Model 65-A90, serial numbers LJ-114 through LJ-164) to modify their fuel lines immediately\n- The work must be done exactly as described in Beechcraft Service Bulletin 66-52 (a technical instruction manual from the manufacturer)\n- \"Forthwith\" means right away — there's no grace period\n\n**Who it affects:**\n- Owners and operators of the specific aircraft models and serial numbers listed\n- Aircraft maintenance engineers and organisations servicing these planes\n\n**Why it matters:**\nFuel line defects can lead to fuel leaks, engine failure, or fires. This directive mandates a critical safety modification to prevent accidents."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-90-6-fuel-line-modification","history":"/api/acts/ad-beech-90-6-fuel-line-modification/history","analysis":"/api/acts/ad-beech-90-6-fuel-line-modification/analysis","conflicts":"/api/acts/ad-beech-90-6-fuel-line-modification/conflicts","importantCases":"/api/acts/ad-beech-90-6-fuel-line-modification/important-cases","documents":"/api/acts/ad-beech-90-6-fuel-line-modification/documents"}}