{"id":"F2006B10838","name":"AD/INST/35 - Collins APP-80/80A Autopilot Panel","slug":"ad-inst-35-collins-app-80-80a-autopilot-panel","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":56321,"registerId":"commonwealth-F2006B10838-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/INST/35 - Collins APP-80/80A Autopilot Panel","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 - 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Instruments and Automatic Pilots\n\n \n\nAD/INST/35 Collins APP-80/80A Autopilot Panel 11/88\n\nApplicability: All APP-80 (622-0141-001 through -030) and APP-80A (622-3109-001 through - 030) autopilot panels which do not have SB 15 marked out on the unit mod plate.\n\n \n\nRequirement: Action in accordance with Collins APP 80/80A SB 15. Compliance:  Prior to 30 June 1989.\n\nBackground: Certain loading conditions on the +28V DC Mode Volts No 1 and +28V DC Mode Volts No 2 lines could cause smoke to be emitted from resistors on the autopilot panel.\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\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1921},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This directive remains precisely targeted at its original purpose: correcting a specific electrical defect in identified autopilot panel models. It has not expanded beyond the original smoking resistor safety issue."},"complexity_factors":["Single mandatory action with clear deadline","Requires reference to external technical document (Service Bulletin 15) not reproduced in the directive","Specific part number ranges must be checked to determine applicability","Technical terminology assumes aviation maintenance knowledge (mod plates, loading conditions)"],"plain_english_summary":"This mandatory Airworthiness Directive requires owners/operators of aircraft fitted with specific Collins APP-80 and APP-80A autopilot panels (parts 622-0141-001 through -030 and 622-3109-001 through -030) to correct a defect via the manufacturer's Service Bulletin 15 (SB 15) unless the panel already shows the SB 15 modification plate.  \n\nThe fix, required by 30 June 1989, prevents resistors from producing smoke under certain +28V DC loading and eliminates a cockpit fire/smoke hazard."}},"importantCases":[],"_links":{"self":"/api/acts/ad-inst-35-collins-app-80-80a-autopilot-panel","history":"/api/acts/ad-inst-35-collins-app-80-80a-autopilot-panel/history","analysis":"/api/acts/ad-inst-35-collins-app-80-80a-autopilot-panel/analysis","conflicts":"/api/acts/ad-inst-35-collins-app-80-80a-autopilot-panel/conflicts","importantCases":"/api/acts/ad-inst-35-collins-app-80-80a-autopilot-panel/important-cases","documents":"/api/acts/ad-inst-35-collins-app-80-80a-autopilot-panel/documents"}}