{"id":"F2006B08398","name":"AD/CESSNA 500/24 - Drag Chute","slug":"ad-cessna-500-24-drag-chute","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115844,"registerId":"commonwealth-F2006B08398-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 500/24 - Drag Chute","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 500 (Citation) Series Aeroplanes\n\n \n\nAD/CESSNA 500/24 Drag Chute 8/90\n\nApplicability: Model 500 series equipped with a drag chute system.\n\n \n\nRequirement: Incorporate the following information on the drag chute canister lid; with the letters being at least 13 mm in height and bordered in red: “DRAG CHUTE CANISTER LID - DO NOT SEAL EDGE”.\n\n \n\nNote: This information may be incorporated in the form of a placard, or alternatively by painted letters.\n\n \n\nCompliance: Prior to the issue of the next Maintenance Release after 31 August 1990.\n\n \n\nBackground: This AD is raised in response to an incident in which drag chute deployment was inhibited due to the application of sealant around the periphery of the drag chute canister lid.\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":2198},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive remains tightly scoped to its original purpose: remedying a specific mechanical failure mode (sealant inhibition of drag chute deployment) through a targeted labeling requirement. No evidence of scope expansion beyond the immediate safety issue."},"complexity_factors":["Single, unambiguous operational requirement with no subsections","No defined terms or interpretation section","Zero cross-references to other legislative instruments","Simple compliance trigger tied to routine maintenance scheduling","Physical specifications use plain measurements (13mm) and color requirements only"],"plain_english_summary":"Owners/operators of Cessna Model 500 series (Citation) jets fitted with emergency drag‑chute systems must install a permanent warning on the drag‑chute canister lid reading “DRAG CHUTE CANISTER LID - DO NOT SEAL EDGE” (≥13 mm letters with a red border). \n\nThe AD prevents maintenance sealant from accidentally gluing the lid shut and blocking chute deployment; compliance is required before the next maintenance release."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-500-24-drag-chute","history":"/api/acts/ad-cessna-500-24-drag-chute/history","analysis":"/api/acts/ad-cessna-500-24-drag-chute/analysis","conflicts":"/api/acts/ad-cessna-500-24-drag-chute/conflicts","importantCases":"/api/acts/ad-cessna-500-24-drag-chute/important-cases","documents":"/api/acts/ad-cessna-500-24-drag-chute/documents"}}