{"id":"F2006B04191","name":"AD/BEECH 77/15 Amdt 1 - Alternator System","slug":"ad-beech-77-15-amdt-1-alternator-system","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43945,"registerId":"commonwealth-F2006B04191-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 77/15 Amdt 1 - Alternator System","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 77 (Skipper) Series Aeroplanes\n\n \n\nAD/BEECH 77/15\n\nAmdt 1\n\n\nAlternator System 5/88\n\n \n\nApplicability: Beechcraft Skipper 77, Serial No’s WA-1 through WA-312. Requirement:  Action in accordance with Beechcraft SB 2201, Rev 1.\n\nCompliance: Within 100 hours’ time in service after 19 May 1988 or at the next scheduled inspection for Maintenance Release issue whichever is the earlier.\n\n \n\nBackground: There have been reports of the reverse current diode overheating and causing smoke in the cockpit.\n\n \n\nAmdt 1 to this AD is issued to reflect the issue of Revision 1 to the referenced Beechcraft SB which introduces amended accomplishment instructions.\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":1939},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"Amendment 1 does not alter the scope. It merely updates the incorporated technical document to Revision 1 of the Service Bulletin. The directive continues to apply to the same 312 aircraft and addresses the same safety issue (alternator diode overheating)."},"complexity_factors":["Incorporation by reference to external technical standard (Beechcraft Service Bulletin 2201 Rev 1)","Narrow applicability limited to 312 specific aircraft identified by serial number","Single compliance requirement with straightforward alternative deadline (100 hours vs next inspection)","No defined terms, exceptions, or nested conditional logic"],"plain_english_summary":"Owners/operators of Beechcraft Skipper 77s (serial WA-1 through WA-312) must inspect and repair the alternator per Beechcraft Service Bulletin 2201, Revision 1 to fix an overheating reverse-current diode that can cause cockpit smoke and fire risk.  \n\nComply within 100 flight hours after 19 May 1988 or at the next scheduled maintenance release inspection; Amendment 1 updates the directive to reference the latest service bulletin revision."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-77-15-amdt-1-alternator-system","history":"/api/acts/ad-beech-77-15-amdt-1-alternator-system/history","analysis":"/api/acts/ad-beech-77-15-amdt-1-alternator-system/analysis","conflicts":"/api/acts/ad-beech-77-15-amdt-1-alternator-system/conflicts","importantCases":"/api/acts/ad-beech-77-15-amdt-1-alternator-system/important-cases","documents":"/api/acts/ad-beech-77-15-amdt-1-alternator-system/documents"}}