{"id":"F2006B11044","name":"AD/L.40/3 - Fire Resistant Flexible Fuel and Oil Lines in Engine Compartment - Modification","slug":"ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":56661,"registerId":"commonwealth-F2006B11044-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/L.40/3 - Fire Resistant Flexible Fuel and Oil Lines in Engine Compartment - 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)  Meta Sokol L.40 Series Aeroplanes\n\n \n\nAD/L.40/3 Fire Resistant Flexible Fuel and Oil Lines in\n\nEngine Compartment - Modification\n\n\n10/63\n\n \n\nApplicability: All models.\n\n \n\nRequirement: 1. Replace the existing engine compartment flexible fuel and oil system lines with approved fire-resistant hose assemblies.\n\n \n\n2. The following engine compartment lines are affected:\n\n \n\nFuel - Inlet line from fuel filter assembly to injection pump. Fuel pressure gauge line.\n\n \n\nOil - Engine to oil cooler. Oil cooler to tank. Oil tank to engine. Oil pressure gauge line.\n\n \n\nCompliance: Before 1 September 1971.\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":2278},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow scope focused solely on fire safety improvements for specific fuel and oil lines in the Meta Sokol L.40 aircraft series. There is no evidence of scope expansion into unrelated systems or aircraft types."},"complexity_factors":["Extremely short text with no legal jargon or defined terms","Single unambiguous directive requiring one specific action","Clear itemised list of exactly 6 hose assemblies to be replaced","No conditional exceptions, cross-references, or nested logic","Plain language requirements ('Replace... with approved fire-resistant hose assemblies')"],"plain_english_summary":"This directive requires owners/operators of Meta Sokol L.40 series aircraft to replace six specified flexible engine-compartment hoses with fire‑resistant assemblies. It affects anyone operating or maintaining these Czechoslovakian light aircraft.\n\nThe upgrade reduces the risk that cracked or burst rubber hoses will spray fuel or oil onto hot surfaces and ignite, improving chances to detect problems and land safely. Compliance was required before 1 September 1971."}},"importantCases":[],"_links":{"self":"/api/acts/ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification","history":"/api/acts/ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification/history","analysis":"/api/acts/ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification/analysis","conflicts":"/api/acts/ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification/conflicts","importantCases":"/api/acts/ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification/important-cases","documents":"/api/acts/ad-l-40-3-fire-resistant-flexible-fuel-and-oil-lines-in-engine-compartment-modification/documents"}}