{"id":"F2006B05124","name":"AD/CESSNA 185/33 - Flying Control System Turnbuckles","slug":"ad-cessna-185-33-flying-control-system-turnbuckles","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45150,"registerId":"commonwealth-F2006B05124-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 185/33 - Flying Control System Turnbuckles","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 185 Series Aeroplanes\n\n \n\nAD/CESSNA 185/33 Flying Control System Turnbuckles 4/80\n\nApplicability: All model 185 with S/Nos. 18503252 to 18503907. Requirement:  Action in accordance with Cessna SIL SE 80-16.\n\nCompliance: Within 100 hours time in service after 30 April 1980.\n\n \n\nBackground: Some of the AN 155 brass turnbuckles used in the control system may have longitudinal cracks radiating from the turnbuckle end.\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":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2201},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains a narrow, targeted scope addressing a specific safety-critical defect (cracked turnbuckles) in defined aircraft. It does not expand beyond the original safety remediation purpose."},"complexity_factors":["Single, specific mechanical defect addressed with no conditional exceptions","External technical reference to Cessna SIL SE 80-16 for actual repair procedures","Clear applicability limited to defined serial number range","Simple compliance deadline based on flight hours after fixed date"],"plain_english_summary":"**What this does**\n\nThis is a mandatory safety order (an Airworthiness Directive) requiring owners of specific Cessna 185 aircraft to inspect and fix a potentially dangerous defect in the flight control system.\n\n**Who it affects**\n\nOwners and operators of Cessna 185 aeroplanes with serial numbers between 18503252 and 18503907.\n\n**What must be done**\n\n*   Inspect the brass turnbuckles (adjustable connectors that tension the control cables) in the flying control system for longitudinal cracks\n*   Carry out the specific repair or replacement actions detailed in Cessna Service Information Letter SE 80-16\n*   Complete this work within 100 hours of flight time after 30 April 1980\n\n**Why it matters**\n\nSome brass turnbuckles (identified as part number AN 155) can develop cracks radiating from the ends. If these components fail, the pilot could lose control of the aircraft. This directive ensures the defective parts are identified and replaced before they cause an accident."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-185-33-flying-control-system-turnbuckles","history":"/api/acts/ad-cessna-185-33-flying-control-system-turnbuckles/history","analysis":"/api/acts/ad-cessna-185-33-flying-control-system-turnbuckles/analysis","conflicts":"/api/acts/ad-cessna-185-33-flying-control-system-turnbuckles/conflicts","importantCases":"/api/acts/ad-cessna-185-33-flying-control-system-turnbuckles/important-cases","documents":"/api/acts/ad-cessna-185-33-flying-control-system-turnbuckles/documents"}}