{"id":"F2006B08367","name":"AD/CESSNA 400/83 - Up Elevator Stop Bolt - Inspection and Replacement","slug":"ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115781,"registerId":"commonwealth-F2006B08367-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 400/83 - Up Elevator Stop Bolt - Inspection and Replacement","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 400 Series Aeroplanes\n\n \n\nAD/CESSNA 400/83 Up Elevator Stop Bolt - Inspection\n\nand Replacement\n\n\n11/81\n\n \n\nApplicability: All models 425 with S/Nos: 425-0002 to 425-0004, 425- to 425-0018, 425-0020 to\n\n425-0033, 425-0035 to 425-0043 and 425-0049.\n\n \n\nDocument: Cessna Customer Care Alert SL PJ 81-8.\n\n \n\nCompliance: 1. Initially inspect before further flight and thereafter at intervals not exceeding 25 hours time in service until replaced in accordance with Alert SL PJ 81-8.\n\n \n\n2. Replace in accordance with Alert SL PJ 81-8 within 300 hours time in service after 7 October 1981.\n\n \n\nBackground: An improved up elevator stop bolt assembly has been designed the manufacturer to enhance security of the stop bolt adjustment.\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":2474},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive maintains its original targeted scope addressing a specific mechanical defect in the elevator control system of particular Cessna 425 aircraft. It has not expanded beyond this original airworthiness safety purpose."},"complexity_factors":["Narrow applicability limited to specific aircraft serial numbers","Simple two-stage compliance requirement (interim repetitive inspection and ultimate replacement)","Single external technical reference document","Clear time-based compliance triggers without nested conditional logic"],"plain_english_summary":"This directive requires owners/operators of specified Cessna 425 Conquest I serial numbers to perform urgent inspections and eventual replacement of the up elevator stop bolt because a loose or shifted bolt could restrict pitch control and risk loss of control.  \n\nInspect the bolt before the next flight and every 25 flight hours until you install the improved bolt per Cessna Service Letter SL PJ 81-8, with replacement due within 300 flight hours from 7 October 1981."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement","history":"/api/acts/ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement/history","analysis":"/api/acts/ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement/analysis","conflicts":"/api/acts/ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement/conflicts","importantCases":"/api/acts/ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement/important-cases","documents":"/api/acts/ad-cessna-400-83-up-elevator-stop-bolt-inspection-and-replacement/documents"}}