{"id":"F2006B05182","name":"AD/CESSNA 188/6 - Rudder Stop","slug":"ad-cessna-188-6-rudder-stop","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45341,"registerId":"commonwealth-F2006B05182-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 188/6 - Rudder Stop","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 188 (Agwagon) Series Aeroplanes\n\n \n\nAD/CESSNA 188/6 Rudder Stop 12/67\n\nApplicability: All models 188 and A188 with S/Nos. prior to 188-0318 except S/Nos. 188-0052, - 0212, -0215, -0217, -0225, -0246, -0279, -0287, -0288, -0290, -0301, -0304, -0306, -\n\n0307, -0308, -0311 and -0312.\n\n \n\nRequirement: Action in accordance with Cessna Service Kit No. SK 188-13. (Cessna SL 67-53 refers).\n\nCompliance: Before 1 April 1968.\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":1668},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow scope: a specific safety modification for the rudder control system of a particular aircraft model. There is no evidence of expansion beyond the original mechanical safety issue."},"complexity_factors":["Requires cross-referencing to external technical documentation (Cessna Service Kit SK 188-13) to determine exact modification steps","Applicability determined by specific aircraft serial number ranges with 17 explicit exceptions","Single, clear mechanical requirement with binary compliance status (modified vs unmodified)"],"plain_english_summary":"This directive requires owners/operators of Cessna 188/A188 Agwagons (serials before 188‑0318, excluding 17 listed serials) to retrofit the rudder stop exactly per Cessna Service Kit SK 188‑13/Service Letter 67‑53. The modification, due by 1 April 1968, fits physical stops to prevent rudder over‑travel — a mandatory airworthiness step to avoid control jamming, structural damage, and potential loss of control."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-188-6-rudder-stop","history":"/api/acts/ad-cessna-188-6-rudder-stop/history","analysis":"/api/acts/ad-cessna-188-6-rudder-stop/analysis","conflicts":"/api/acts/ad-cessna-188-6-rudder-stop/conflicts","importantCases":"/api/acts/ad-cessna-188-6-rudder-stop/important-cases","documents":"/api/acts/ad-cessna-188-6-rudder-stop/documents"}}