{"id":"F2006B08081","name":"AD/CESSNA 210/32 - Goodyear Fuel Cells - Inspection","slug":"ad-cessna-210-32-goodyear-fuel-cells-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115181,"registerId":"commonwealth-F2006B08081-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 210/32 - Goodyear Fuel Cells - 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)  Cessna 210 Series Aeroplanes\n\n \n\nAD/CESSNA 210/32 Goodyear Fuel Cells - Inspection 6/78\n\nApplicability: All models 210 and T210 fitted with Goodyear BTC-39 fuel cells. Document:  Cessna SL No. SE78-10.\n\nCompliance: Within 100 hours time in service after 30 June 1978 and annually thereafter as detailed in Cessna SL No. SE78-10.\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\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete, targeted safety directive from 1978 addressing a specific known defect in specific aircraft. It has not expanded beyond its original narrow purpose of mandating fuel cell inspections for the affected Cessna models."},"complexity_factors":["Extremely short document (approximately 150 words)","Only 4 defined elements: applicability, document reference, compliance deadline, and recurring requirement","No cross-references to other legislation or regulations beyond a single service letter citation","No conditional logic, exceptions, or nested provisions","Single straightforward compliance obligation with clear timing trigger"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — essentially a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA).\n\n**What it does:**\n- Requires owners and operators of specific Cessna 210 aircraft to inspect their fuel cells (the rubber bladders inside the fuel tanks that hold aviation fuel).\n- The fuel cells were made by Goodyear (model BTC-39) and are prone to developing problems that could cause fuel leaks or fires.\n\n**Who it affects:**\n- Anyone who owns or operates a **Cessna 210 or T210 aircraft** fitted with these specific Goodyear fuel cells.\n\n**What must be done:**\n- **First inspection:** Within 100 hours of flying time after 30 June 1978.\n- **Ongoing inspections:** Every year after that.\n- **How:** Follow the detailed instructions in Cessna Service Letter No. SE78-10 (a technical bulletin from the manufacturer).\n\n**Why it matters:**\nFuel cell failures can lead to fuel leaks, engine failure, or in-flight fires. This directive ensures these critical components are checked regularly to keep pilots and passengers safe."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The AD as presented maintains a narrowly targeted inspection requirement for Goodyear BTC-39 fuel cells on Cessna 210/T210 aircraft. It prescribes timing (within 100 hours TIS after 30 June 1978, then annually) and delegates procedural steps to Cessna Service Letter SE78-10 (Applicability; Compliance; Document). There is no indication in the text that the AD expands or contracts that original scope."},"complexity_factors":["Narrow applicability limited to Cessna 210 and T210 aircraft fitted with Goodyear BTC-39 fuel cells (Applicability)","Clear, simple compliance timing: first within 100 hours TIS after 30 June 1978 and annually thereafter (Compliance)","Procedural detail deferred to an external document, Cessna SL No. SE78-10, creating dependence on that document for execution (Document: Cessna SL No. SE78-10)","Regulatory placing under Part 39 — Schedule of Airworthiness Directives provides a standard enforcement framework (header)","Recurring inspection obligation imposes ongoing scheduling and record-keeping burdens on operators (Compliance)"],"plain_english_summary":"This AD mandates mandatory inspections of Goodyear BTC-39 fuel cells installed in Cessna 210/T210 aircraft, following Cessna Service Letter SE78‑10. The first inspection must be done within 100 hours TIS after 30 June 1978 and then annually. It affects owners/operators (who bear inspection costs) and was issued by CASA to ensure continued fuel cell airworthiness."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-210-32-goodyear-fuel-cells-inspection","history":"/api/acts/ad-cessna-210-32-goodyear-fuel-cells-inspection/history","analysis":"/api/acts/ad-cessna-210-32-goodyear-fuel-cells-inspection/analysis","conflicts":"/api/acts/ad-cessna-210-32-goodyear-fuel-cells-inspection/conflicts","importantCases":"/api/acts/ad-cessna-210-32-goodyear-fuel-cells-inspection/important-cases","documents":"/api/acts/ad-cessna-210-32-goodyear-fuel-cells-inspection/documents"}}