{"id":"F2006B05071","name":"AD/CESSNA 180/58 - Fuel Tank Filler Neck","slug":"ad-cessna-180-58-fuel-tank-filler-neck","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":44981,"registerId":"commonwealth-F2006B05071-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 180/58 - Fuel Tank Filler Neck","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nCessna 180, 182 and Wren 460 Series Aeroplanes\n\nAD/CESSNA 180/58 Fuel Tank Filler Neck 9/79\n\nApplicability: Model 180 with S/Nos. 18053002 to 53006, 53008 to 53010, 53012, 53013, 53015\n\nand 53017.\n\nModel 182 with S/Nos. 18266591to 66715, except those S/Nos. omitted as per Cessna SIL No. 79-33.\n\nModel R182 with S/Nos. R18200585 to 00803 except those S/Nos. omitted as per Cessna SIL No. SE79-33.\n\nRequirement: Action in accordance with Cessna SIL No. SE79-33. Compliance: Within 100 hours time in service after 30 September 1979.\n\nBackground: Certain 1979 model 180, 182 and R182 aircraft fuel tanks may have been fitted with incorrect filler neck assemblies during manufacture. As the filler necks form fuel level indicators it is essential for flight planning purposes that a neck of correct length is fitted.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2048},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow scope addressing a specific manufacturing defect in 1979-model Cessna aircraft fuel systems. It targets only the identified safety issue regarding incorrect filler neck assemblies."},"complexity_factors":["Narrow applicability restricted to specific aircraft models and serial number ranges","Single compliance action with no conditional branches or exceptions","One external cross-reference to a manufacturer service bulletin (Cessna SIL)","No definitions section or nested legal interpretative provisions"],"plain_english_summary":"This Airworthiness Directive requires owners of specified 1979-model Cessna 180, 182 and R182 aeroplanes (as listed by serial number) to inspect the fuel tank filler necks for correct length and replace any incorrect parts using Cessna Service Information Letter No. SE79-33. \n\nThe filler neck also serves as a fuel gauge; an incorrect part can misread fuel quantity and risk fuel exhaustion. Inspections and replacements must be done within 100 flight hours after 30 September 1979."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-180-58-fuel-tank-filler-neck","history":"/api/acts/ad-cessna-180-58-fuel-tank-filler-neck/history","analysis":"/api/acts/ad-cessna-180-58-fuel-tank-filler-neck/analysis","conflicts":"/api/acts/ad-cessna-180-58-fuel-tank-filler-neck/conflicts","importantCases":"/api/acts/ad-cessna-180-58-fuel-tank-filler-neck/important-cases","documents":"/api/acts/ad-cessna-180-58-fuel-tank-filler-neck/documents"}}