{"id":"F2006B05106","name":"AD/CESSNA 185/16 Amdt 1 - Aileron Mass Balance Weight Attachment Rivets","slug":"ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45090,"registerId":"commonwealth-F2006B05106-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 185/16 Amdt 1 - Aileron Mass Balance Weight Attachment Rivets","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 185/16\n\nAmdt 1\n\nApplicability: All models.\n\n\nAileron Mass Balance Weight Attachment Rivets\n\n\n9/72\n\n \n\nRequirement: Inspect the rivets attaching the lower aileron skin to the balance weight for corrosion.\n\nWhere corrosion is suspected under the rivet heads attempts should be made to remove the rivet heads by a light sharp sideways blow with the screwdriver. All damaged or corroded rivets must be replaced.\n\n \n\nCompliance: Within 100 hours time in service after 29 September 1972 and thereafter at intervals not exceeding 100 hours time in service.\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":1404},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive maintains a narrow, technical focus on the specific maintenance task of inspecting and replacing corroded rivets on aileron mass balance weights for Cessna 185 aircraft. As an amendment to an existing directive, it appears to retain the original limited scope without expanding into broader operational or design requirements."},"complexity_factors":["Extremely short length (single requirement)","No definitions section or interpretive provisions","Simple conditional structure (if corrosion suspected, then action required)","Single compliance timeline with straightforward recurring interval","No cross-references to other legislation or sections"],"plain_english_summary":"This Airworthiness Directive applies to **all Cessna 185 series aircraft** and mandates a specific safety inspection to prevent structural failure.\n\n**What must be done:**\n- Inspect the rivets attaching the lower aileron (the movable flap on the wing that controls roll) skin to the balance weight for corrosion\n- If corrosion is suspected under the rivet heads, attempt to remove them using a light sharp sideways blow with a screwdriver\n- Replace any damaged or corroded rivets immediately\n\n**When:**\n- First inspection within 100 hours of flight time after 29 September 1972\n- Repeated at intervals not exceeding 100 hours of flight time thereafter\n\nThis is a mandatory maintenance requirement designed to ensure the aileron remains properly balanced and attached during flight."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets","history":"/api/acts/ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets/history","analysis":"/api/acts/ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets/analysis","conflicts":"/api/acts/ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets/conflicts","importantCases":"/api/acts/ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets/important-cases","documents":"/api/acts/ad-cessna-185-16-amdt-1-aileron-mass-balance-weight-attachment-rivets/documents"}}