{"id":"F2006B04229","name":"AD/BEECH 90/39 - Pre-Certification Requirements - Mods","slug":"ad-beech-90-39-pre-certification-requirements-mods","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43988,"registerId":"commonwealth-F2006B04229-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 90/39 - Pre-Certification Requirements - Mods","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 90 and 65-90 (King Air) Series Aeroplanes\n\n \n\nAD/BEECH 90/39 Pre-Certification Requirements - Mods 8/75\n\nApplicability: All model E90.\n\n \n\nRequirement: Modify the aircraft in accordance with the requirements of ANO 101.22 in respect of the following:\n\n \n\n1. (a) Install fuelling equipment bonding points at each fuel filling point.\n\n\n \n\n(b) Install and identify external earthing points for the attachment of ground connections at each main under- carriage assembly or on the nose gear.\n\n \n\n2.    Install a turn and slip indicator power advisory light. Compliance: Before 29 August 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","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2304},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive maintains its original, tightly focused scope. It applies only to the specific aircraft model identified and mandates only the three pre-certification modifications originally intended for fuel system safety and flight instrument reliability."},"complexity_factors":["Extremely narrow applicability limited to a single aircraft model (Beechcraft E90)","Only three discrete, unconditional hardware requirements","No defined terms or interpretive sections","Single external technical reference (ANO 101.22) with no legislative cross-references","Total length under 200 words with no nested exceptions or conditional logic"],"plain_english_summary":"This AD mandates owners/operators of Beechcraft King Air E90 aeroplanes in Australia to carry out three hardware modifications—bonding points at fuel filler caps, external earthing points on landing gear, and a power-advisory light for the turn coordinator—by 29 August 1975.  \n\nThe changes prevent static discharge during refuelling (reducing fire/explosion risk) and ensure pilots are warned if the turn/slip instrument lacks electrical power."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-90-39-pre-certification-requirements-mods","history":"/api/acts/ad-beech-90-39-pre-certification-requirements-mods/history","analysis":"/api/acts/ad-beech-90-39-pre-certification-requirements-mods/analysis","conflicts":"/api/acts/ad-beech-90-39-pre-certification-requirements-mods/conflicts","importantCases":"/api/acts/ad-beech-90-39-pre-certification-requirements-mods/important-cases","documents":"/api/acts/ad-beech-90-39-pre-certification-requirements-mods/documents"}}