{"id":"F2006B08970","name":"AD/DHA-3/14 - Fairey-Reed Propellers - Spinner Removal","slug":"ad-dha-3-14-fairey-reed-propellers-spinner-removal","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":52562,"registerId":"commonwealth-F2006B08970-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/DHA-3/14 - Fairey-Reed Propellers - Spinner Removal","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)  DHA-3 (Drover) Series Aeroplanes\n\n \n\nAD/DHA-3/14 Fairey-Reed Propellers - Spinner Removal 2/55\n\nApplicability: All models with type A66753/X1 propeller and type A66870 Marks 2, 3 and 4 spinners.\n\n \n\nRequirement: 1. Remove the spinner nose and body assemblies from type A66753/X1 propellers, leaving the spinner back plate assembly installed; or\n\n \n\n2. ANO 105.1.14.0.1.2, Issue 2.\n\n \n\nCompliance: 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\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2423},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This airworthiness directive maintains its original narrow scope, targeting only specific propeller spinner assemblies on DHA-3 Drover aircraft. It has not expanded beyond its initial safety purpose."},"complexity_factors":["Extremely brief with only 3 operative paragraphs","No definitions section or interpretation provisions","Limited to specific aircraft model and part numbers","Only one alternative compliance pathway (binary choice)","No conditional exceptions or nested provisions"],"plain_english_summary":"This is a mandatory **Airworthiness Directive**—essentially a safety order issued by the Civil Aviation Safety Authority.\n\n**What it requires**\nOwners of **DHA-3 (Drover) series aeroplanes** fitted with specific Fairey-Reed propellers (type A66753/X1) and certain spinner models (Marks 2, 3, or 4) must **immediately remove the spinner nose and body assemblies** from the propeller. You can keep the spinner back plate installed. Alternatively, you can comply with a specific technical standard referenced as ANO 105.1.14.0.1.2, Issue 2.\n\n**Who is affected**\nAny operator or owner of the specified DHA-3 aircraft with the affected propeller and spinner combinations.\n\n**Why it matters**\nThis directive addresses specific safety risks associated with these spinner assemblies. The compliance is immediate (\"forthwith\"), meaning the aircraft cannot legally fly until the work is done."}},"importantCases":[],"_links":{"self":"/api/acts/ad-dha-3-14-fairey-reed-propellers-spinner-removal","history":"/api/acts/ad-dha-3-14-fairey-reed-propellers-spinner-removal/history","analysis":"/api/acts/ad-dha-3-14-fairey-reed-propellers-spinner-removal/analysis","conflicts":"/api/acts/ad-dha-3-14-fairey-reed-propellers-spinner-removal/conflicts","importantCases":"/api/acts/ad-dha-3-14-fairey-reed-propellers-spinner-removal/important-cases","documents":"/api/acts/ad-dha-3-14-fairey-reed-propellers-spinner-removal/documents"}}