{"id":"F2006B02073","name":"AD/AC/14 - Clear Vinyl Covers in Cabin Interior - Removal","slug":"ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41303,"registerId":"commonwealth-F2006B02073-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/AC/14 - Clear Vinyl Covers in Cabin Interior - Removal","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-description: CASA Airworthiness Directive\nmeta-generator: Aspose.Words for .NET 22.10.0\nmeta-keywords: Issue NK,Aircraft below 5700 kg,Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes,Clear Vinyl Covers in Cabin Interior - Removal,14\ntitle: Airworthiness Directive - AD/AC/14 - Clear Vinyl Covers in Cabin Interior - Removal\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)  Twin Commander (Gulfstream/Rockwell/ Aerocommander 500, 600 and 700) Series Aeroplanes\n\n \n\nAD/AC/14 Clear Vinyl Covers in Cabin Interior - Removal NK\n\nApplicability: Models 680E and 720: S/Nos. 242, 501, 623 to 873 except 820, 850, 860, 863, 867\n\nand 872.\n\n \n\nDocument: Aero Commander SB No. 59. Compliance:  Forthwith.\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":1538},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This directive remains a targeted, narrow safety intervention focused solely on the removal of vinyl covers from specific Twin Commander aircraft models. The scope has not expanded beyond this original technical safety purpose."},"complexity_factors":["Single operative requirement with no conditions or exceptions beyond the applicability list","Narrow applicability limited to specific aircraft serial numbers","No cross-references to other legislative provisions or complex defined terms","Relies on external technical document (Service Bulletin) for implementation details rather than lengthy regulatory text"],"plain_english_summary":"**What this means:**\n\nThis is a legally binding safety order requiring the immediate removal of clear vinyl covers installed in the cabin interiors of specific Twin Commander aircraft.\n\n**Who it affects:**\n- Owners and operators of **Twin Commander 680E and 720** model aeroplanes\n- Only applies to specific serial numbers: **242, 501, and 623 to 873** (with exceptions: does **not** apply to serial numbers 820, 850, 860, 863, 867, and 872)\n\n**What you must do:**\n- Remove all clear vinyl covers from the aircraft cabin interior\n- Follow the technical procedures outlined in **Aero Commander Service Bulletin No. 59**\n- Complete this work **immediately** (the term \"Forthwith\" means without delay)\n\n**Why it matters:**\nAirworthiness Directives are enforceable safety mandates. These vinyl covers likely pose a fire hazard or could block emergency exits (egress) during an evacuation, potentially trapping occupants or releasing toxic smoke in a cabin fire."}},"importantCases":[],"_links":{"self":"/api/acts/ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal","history":"/api/acts/ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal/history","analysis":"/api/acts/ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal/analysis","conflicts":"/api/acts/ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal/conflicts","importantCases":"/api/acts/ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal/important-cases","documents":"/api/acts/ad-ac-14-clear-vinyl-covers-in-cabin-interior-removal/documents"}}