{"id":"F2006B04141","name":"AD/BEECH 65/44 - Flap Gearbox - Inspection of Gears","slug":"ad-beech-65-44-flap-gearbox-inspection-of-gears","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43864,"registerId":"commonwealth-F2006B04141-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 65/44 - Flap Gearbox - Inspection of Gears","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 65 and 70 (Queen Air) Series Aeroplanes\n\n \n\nAD/BEECH 65/44 Flap Gearbox - Inspection of Gears 1/75\n\nApplicability: Model 65-B80 with S/Nos. LD-477 to LD-486. Plus any of the following models that have installed Beechcraft Kit No. 99-4017S or Kit No. 99-4017-1S:- Models 65, A65 & A65-8200 with S/Nos. L-1, L-2, L-6, LF-7, LF-8 & LC-1 to LC-335. Models 65- 80, 65-A80, 65-A80-8800, 65-B80 & 65-88 with S/Nos. LD-1 to LD-476, LP-1 to LP-26, LP-28 and LP-30 to LP-47.\n\n \n\nDocument: Beechcraft SI No. 0689-160.\n\n \n\nCompliance: 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","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1413},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This airworthiness directive maintains its original narrow technical scope focused solely on flap gearbox inspections for specific Beechcraft 65-series aircraft. No expansion beyond the original maintenance safety requirement is evident."},"complexity_factors":["Multiple specific serial number ranges requiring aircraft log verification","Conditional applicability dependent on modification kit installation history","Technical aviation terminology (flap gearbox, time in service)","Single external document reference (Beechcraft Service Instruction No. 0689-160)"],"plain_english_summary":"This directive mandates a **safety inspection of flap gearbox gears** (the mechanical parts that control wing flaps during takeoff and landing) on specific Beechcraft Queen Air aircraft.\n\n**Who it affects:**\n- Model 65-B80 aircraft with serial numbers LD-477 through LD-486\n- Other specific 65-series models (including 65, A65, 65-80, 65-A80, 65-B80) with particular serial numbers, **but only if** those aircraft have been modified with Beechcraft Kit No. 99-4017S or 99-4017-1S\n\n**What must be done:**\nA mechanical inspection of the flap gearbox gears must be performed according to the procedures in Beechcraft Service Instruction No. 0689-160.\n\n**Deadline:**\nThe inspection must be completed within 100 hours of flight time after 31 January 1975."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-65-44-flap-gearbox-inspection-of-gears","history":"/api/acts/ad-beech-65-44-flap-gearbox-inspection-of-gears/history","analysis":"/api/acts/ad-beech-65-44-flap-gearbox-inspection-of-gears/analysis","conflicts":"/api/acts/ad-beech-65-44-flap-gearbox-inspection-of-gears/conflicts","importantCases":"/api/acts/ad-beech-65-44-flap-gearbox-inspection-of-gears/important-cases","documents":"/api/acts/ad-beech-65-44-flap-gearbox-inspection-of-gears/documents"}}