{"id":"F2006B09954","name":"AD/FMS/2 - Honeywell IC-600 Integrated Avionics Computers","slug":"ad-fms-2-honeywell-ic-600-integrated-avionics-computers","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":55218,"registerId":"commonwealth-F2006B09954-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/FMS/2 - Honeywell IC-600 Integrated Avionics Computers","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 107 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nFlight Management Systems\n\nAD/FMS/2 Honeywell IC-600 Integrated Avionics Computers 3/99\n\nApplicability: IC-600 Integrated Avionics Computers manufactured by Honeywell with the Part Numbers 7017000-82401, -82402, 82403, -83401, -83402 and -83403.\n\nNote: These computers are known to be fitted to but not limited to Embraer EMB-145 aeroplanes.\n\nRequirement: 1. Modify the computers in accordance with Honeywell Service Bulletin 7017000- 22-43 dated 24 March 1998.\n\n2. Honeywell IC-600 Integrated Avionics Computers with the Part Numbers 7017000-82401, \\-82402, 82403, \\-83401, \\-83402 and \\-83403 are not to be installed on any aeroplane, unless the computers are modified in accordance with Honeywell Service Bulletin 7017000-22-43 dated 24 March 1998.\n\nNote: FAA AD 99-01-14 Amdt 39-10979 refers.\n\nCompliance: 1. Prior to 26 September 1999.\n\n2. As of the effective date of this directive.\n\nThis Airworthiness Directive becomes effective on 25 March 1999.\n\nBackground: The FAA has received reports of failures of the integrated avionics computer which cause a ‘random reset’ condition of the electronic flight instrument system. The modification required by this directive is intended to correct this condition which could affect the pilot’s ability to control the aeroplane.","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive targeting a specific hardware defect in specific avionics units. It has not expanded beyond its original safety purpose."},"complexity_factors":["Very short document (under 300 words)","Only 6 specific part numbers affected, clearly listed","Single technical requirement with two compliance deadlines","No defined terms section — all language is plain technical English","No cross-referencing to other legislation (only a note about related FAA directive)","No conditional logic or exceptions — straightforward 'must modify' instruction","Single background cause explained in one sentence"],"plain_english_summary":"This CASA Airworthiness Directive mandates modification of certain Honeywell IC-600 flight computers to fix a “random reset” that can blank or flicker electronic flight displays, risking loss of critical flight information. It affects operators and maintenance organisations (notably Embraer EMB‑145 operators) and requires compliance with Honeywell Service Bulletin 7017000‑22‑43 before 26 Sept 1999; installations after 25 Mar 1999 are prohibited unless already modified."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope remains limited to the listed Honeywell IC-600 part numbers and to the single corrective action (modification per the cited service bulletin) with an installation prohibition until compliance. The directive does not expand applicability beyond those parts or add broader regulatory powers."},"complexity_factors":["Narrow applicability limited to specific Honeywell part numbers (requires accurate parts identification).","Mandates external technical action by reference to Honeywell Service Bulletin 7017000-22-43 (implementation depends on bulletin details).","Includes a hard compliance deadline (prior to 26 September 1999) and an immediate prohibition on installing unmodified units.","Operational impact on aircraft downtime and maintenance scheduling for affected operators.","Cross-reference to FAA AD 99-01-14 introduces reliance on foreign regulator information.","Limited regulatory discretion within the directive (it prescribes a single corrective action rather than alternatives)."],"plain_english_summary":"This Airworthiness Directive requires specific Honeywell IC-600 Integrated Avionics Computers (listed part numbers) to be modified according to Honeywell Service Bulletin 7017000-22-43 and forbids installing unmodified units. It targets units known to be fitted to, but not limited to, Embraer EMB-145 aeroplanes.\n\nThe stated aim is to prevent ‘random reset’ failures of the electronic flight instrument system that could affect pilot control. Aircraft operators/manufacturers must absorb the cost and schedule the mandated modification by 26 September 1999, with installation barred until compliance."},"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"}},"importantCases":[],"_links":{"self":"/api/acts/ad-fms-2-honeywell-ic-600-integrated-avionics-computers","history":"/api/acts/ad-fms-2-honeywell-ic-600-integrated-avionics-computers/history","analysis":"/api/acts/ad-fms-2-honeywell-ic-600-integrated-avionics-computers/analysis","conflicts":"/api/acts/ad-fms-2-honeywell-ic-600-integrated-avionics-computers/conflicts","importantCases":"/api/acts/ad-fms-2-honeywell-ic-600-integrated-avionics-computers/important-cases","documents":"/api/acts/ad-fms-2-honeywell-ic-600-integrated-avionics-computers/documents"}}