{"id":"F2006B08073","name":"AD/CESSNA 210/23 - Hydraulic Pressure Line/Trim Tab Chain Interference - Inspection","slug":"ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115166,"registerId":"commonwealth-F2006B08073-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 210/23 - Hydraulic Pressure Line/Trim Tab Chain Interference - 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 210/23 Hydraulic Pressure Line/Trim Tab Chain\n\nInterference - Inspection\n\nApplicability: All models with S/Nos. 21059503 to 21059771. Document:  Cessna SL SE73-5.\n\nCompliance: Within 100 hours time in service after 31 May 1973.\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\n\n5/73\n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1303},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This airworthiness directive remains targeted at its original purpose: addressing a specific manufacturing defect involving hydraulic line routing in a defined production batch of Cessna 210 aircraft. The scope has not expanded beyond the initial safety concern."},"complexity_factors":["Single, unambiguous inspection task with no sub-conditions","Narrow applicability limited to a specific range of serial numbers","Clear compliance deadline with no exceptions or extensions","No defined terms, cross-references to other legislation, or interpretive provisions"],"plain_english_summary":"**What this requires:** Owners and operators of specific Cessna 210 aircraft must inspect the area where the hydraulic pressure line meets the trim tab chain.\n\n**Who is affected:** Only Cessna 210 aeroplanes with serial numbers between 21059503 and 21059771.\n\n**Why it matters:** The hydraulic line and trim tab chain can physically interfere with each other, potentially damaging the hydraulic system or affecting the aircraft's ability to control pitch trim. This inspection prevents mechanical failure that could compromise flight safety.\n\n**When to do it:** Within 100 hours of flight time after 31 May 1973.\n\n**How to do it:** Follow the procedures outlined in Cessna Service Letter SE73-5."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection","history":"/api/acts/ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection/history","analysis":"/api/acts/ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection/analysis","conflicts":"/api/acts/ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection/conflicts","importantCases":"/api/acts/ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection/important-cases","documents":"/api/acts/ad-cessna-210-23-hydraulic-pressure-line-trim-tab-chain-interference-inspection/documents"}}