{"id":"F2006B03738","name":"AD/BEECH 23/25 - Main Landing Gear Supports","slug":"ad-beech-23-25-main-landing-gear-supports","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43331,"registerId":"commonwealth-F2006B03738-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 23/25 - Main Landing Gear Supports","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)  Beechcraft 19, 23 and 24 Series Aeroplanes\n\n \n\nAD/BEECH 23/25 Main Landing Gear Supports 9/74\n\nApplicability: All models A24R with S/Nos. MC-2 to MC-95;\n\n \n\nAll models Sierra A24R and B24R with S/Nos. MC-96 to MC-209.\n\n \n\nRequirement: Action in accordance with Beechcraft SI No. 0626-032. Compliance:  Within 25 hours time in service after 17 September 1974.\n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2267},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a discrete maintenance directive as originally issued in 1974. The scope remains limited to the specific landing gear safety issue for the identified Beechcraft models and has not expanded beyond its original safety purpose."},"complexity_factors":["Single external reference to unpublished technical service instruction (SI No. 0626-032)","Applicability limited to specific manufacturer serial number ranges","Uses aviation-specific compliance metric ('time in service' flight hours rather than calendar date)","No conditional logic, exceptions, or nested provisions"],"plain_english_summary":"**What this directive does**\n\nThis is a mandatory safety order (an **Airworthiness Directive**) that requires owners of specific Beechcraft aeroplanes to inspect or repair their main landing gear supports according to the manufacturer's technical instructions.\n\n**Who it affects**\n\nOwners and operators of:\n- Beechcraft model **A24R** with serial numbers MC-2 to MC-95\n- Beechcraft **Sierra** models **A24R** and **B24R** with serial numbers MC-96 to MC-209\n\n**What must be done**\n\nFollow the inspection or repair steps outlined in **Beechcraft Service Instruction No. 0626-032** (a technical manual that details the specific maintenance work required).\n\n**Deadline**\n\nComplete the work within **25 hours of flight time** (called \"time in service,\" meaning actual hours the aircraft has flown) after 17 September 1974.\n\n**Why it matters**\n\nThis directive addresses a known safety defect that could cause the main landing gear to fail during takeoff or landing. Compliance ensures these specific aircraft remain safe to operate."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-23-25-main-landing-gear-supports","history":"/api/acts/ad-beech-23-25-main-landing-gear-supports/history","analysis":"/api/acts/ad-beech-23-25-main-landing-gear-supports/analysis","conflicts":"/api/acts/ad-beech-23-25-main-landing-gear-supports/conflicts","importantCases":"/api/acts/ad-beech-23-25-main-landing-gear-supports/important-cases","documents":"/api/acts/ad-beech-23-25-main-landing-gear-supports/documents"}}