{"id":"F2006B08572","name":"AD/CL-600/11 - Stick Pusher - Inspection and Modification","slug":"ad-cl-600-11-stick-pusher-inspection-and-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":51411,"registerId":"commonwealth-F2006B08572-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CL-600/11 - Stick Pusher - Inspection and 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)  Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes\n\n \n\nAD/CL-600/11 Stick Pusher - Inspection and Modification 5/83\n\nApplicability: All model CL-600-1A11 aeroplanes. Document:  1. Canadair Challenger SB No. 600-0201; and\n\n2. J.E.T. SB 501-1259-3.\n\n \n\nCompliance: Before issue of Australian Certificate of Airworthiness.\n\n \n\nBackground: To inspect P/No. SA-600 servo actuator stick pusher for loose set screws on rotor and shaft assy. Loss of set screws will cause failure of stick pusher. This Directive is reissued to correct typographical error and refer to correct SB600-0201.\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":2351},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains a narrow, technical scope focused solely on inspecting the stick pusher servo actuator for loose hardware. While the document notes it was reissued to correct a typographical error in the service bulletin reference, the substantive scope—preventing stick pusher failure through mechanical inspection—remains unchanged and tightly constrained to aviation safety for the specified aircraft model."},"complexity_factors":["Single page document addressing one specific mechanical defect","Only two external technical document references (service bulletins)","Applicability limited to single aircraft model (CL-600-1A11)","Single compliance trigger (pre-Certificate of Airworthiness)","Zero defined terms or interpretation sections","No exceptions, conditions, or nested logical structures"],"plain_english_summary":"Owners/operators of Bombardier CL-600-1A11 aircraft must have the stick pusher servo actuator inspected and modified per the cited service bulletins before an Australian Certificate of Airworthiness is issued.  \n\nThe rule targets loose set screws on the SA-600 rotor/shaft assembly — if they back out the stick pusher can fail, removing an automatic stall-prevention safeguard and greatly increasing loss-of-control risk."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cl-600-11-stick-pusher-inspection-and-modification","history":"/api/acts/ad-cl-600-11-stick-pusher-inspection-and-modification/history","analysis":"/api/acts/ad-cl-600-11-stick-pusher-inspection-and-modification/analysis","conflicts":"/api/acts/ad-cl-600-11-stick-pusher-inspection-and-modification/conflicts","importantCases":"/api/acts/ad-cl-600-11-stick-pusher-inspection-and-modification/important-cases","documents":"/api/acts/ad-cl-600-11-stick-pusher-inspection-and-modification/documents"}}