{"id":"F2006B03677","name":"AD/BEECH 200/2 - Flap Gearbox","slug":"ad-beech-200-2-flap-gearbox","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43267,"registerId":"commonwealth-F2006B03677-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 200/2 - Flap Gearbox","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 1/1975,Aircraft below 5700 kg,Beechcraft 200 (Super King Air) Series Aeroplanes,Flap Gearbox,2\ntitle: Airworthiness Directive - AD/BEECH 200/2 - Flap Gearbox\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)  Beechcraft 200 (Super King Air) Series Aeroplanes\n\n \n\nAD/BEECH 200/2 Flap Gearbox 1/75\n\nApplicability: Model 200 with S/Nos BB-1 to BB-14.\n\n \n\nRequirement: Action in accordance with Beechcraft SI No 0689-160. Compliance:  Within 100 hours time in service after 31 January 1975.\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\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1242},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This appears to be the original 1975 directive. The scope remains strictly limited to the specific aircraft models and serial numbers originally identified, with no evidence of expansion beyond the initial safety concern regarding flap gearboxes on early-production Beechcraft 200 aircraft."},"complexity_factors":["Single, unambiguous applicability criterion (specific serial number range BB-1 to BB-14)","Only one substantive requirement referencing an external technical standard (Beechcraft SI No 0689-160)","Simple compliance deadline formula (100 hours time in service after fixed date)","No internal cross-references, exceptions, or conditional provisions","Extremely brief operative text (under 50 words)"],"plain_english_summary":"This Airworthiness Directive is a **mandatory safety notice** issued by the Civil Aviation Safety Authority (CASA) for specific Beechcraft aircraft.\n\n**Who it affects:**\nOwners and operators of Beechcraft 200 (Super King Air) model aircraft with serial numbers BB-1 through BB-14 (the first 14 aircraft manufactured).\n\n**What must be done:**\nOperators must perform maintenance actions on the **flap gearbox** — the mechanical component that controls the aircraft's wing flaps — following the technical instructions in Beechcraft Service Instruction No. 0689-160.\n\n**Deadline:**\nThe work must be completed within 100 flight hours after 31 January 1975.\n\n**Why it matters:**\nThis directive addresses potential safety defects in the flap gearbox on these early-model aircraft. Compliance is mandatory; failure to complete this work could result in unsafe flight conditions or the aircraft being grounded."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-200-2-flap-gearbox","history":"/api/acts/ad-beech-200-2-flap-gearbox/history","analysis":"/api/acts/ad-beech-200-2-flap-gearbox/analysis","conflicts":"/api/acts/ad-beech-200-2-flap-gearbox/conflicts","importantCases":"/api/acts/ad-beech-200-2-flap-gearbox/important-cases","documents":"/api/acts/ad-beech-200-2-flap-gearbox/documents"}}