{"id":"F2006B03938","name":"AD/BEECH 50/13 - 50 Amp Motor Overload Circuit Breaker","slug":"ad-beech-50-13-50-amp-motor-overload-circuit-breaker","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43547,"registerId":"commonwealth-F2006B03938-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 50/13 - 50 Amp Motor Overload Circuit Breaker","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 50 (Twin Bonanza) Series Aeroplanes\n\n \n\nAD/BEECH 50/13 50 Amp Motor Overload Circuit Breaker NK\n\nApplicability: All models up to S/Nos. DH-180 and FH-90 except DH-167, DH-179 and FH-87. Requirement:               Action in accordance with Beechcraft SB 50, B50 - No. 36; C50 - No. 27;\n\nD50 - No. 21; E50 - No. 12; F50 - No. 5.\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","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1349},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive maintains its original scope as a targeted safety mandate addressing a specific defective component in defined aircraft models. There is no evidence of scope expansion beyond the original airworthiness concern."},"complexity_factors":["Requires cross-referencing external manufacturer Service Bulletins (SBs) that are not reproduced in the directive","Specific serial number exclusions (DH-167, DH-179, FH-87) require careful aircraft identification","Technical aviation abbreviations (S/Nos, SB) assume industry knowledge"],"plain_english_summary":"This mandatory CASA Airworthiness Directive applies to owners/operators of Beechcraft 50 \"Twin Bonanza\" aircraft up to specified serial numbers (with three serial-numbered exceptions). It requires you to immediately replace or modify the 50 Amp motor overload circuit breaker in accordance with the applicable Beechcraft service bulletin for your model. Action is required forthwith to prevent electrical failures or fire hazards and keep the aircraft safe to operate."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-50-13-50-amp-motor-overload-circuit-breaker","history":"/api/acts/ad-beech-50-13-50-amp-motor-overload-circuit-breaker/history","analysis":"/api/acts/ad-beech-50-13-50-amp-motor-overload-circuit-breaker/analysis","conflicts":"/api/acts/ad-beech-50-13-50-amp-motor-overload-circuit-breaker/conflicts","importantCases":"/api/acts/ad-beech-50-13-50-amp-motor-overload-circuit-breaker/important-cases","documents":"/api/acts/ad-beech-50-13-50-amp-motor-overload-circuit-breaker/documents"}}