{"id":"F2006B07708","name":"Airworthiness Directives 2004 - Revocation and Remaking - Airconditioning Equipment","slug":"airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50428,"registerId":"commonwealth-F2006B07708-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Airconditioning Equipment","content":"Airworthiness Directives 2004\n\nI, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\nAuthority, acting under subregulation 39.001 (1) of the Civil\n\nAviation Safety Regulations 1998:\n\n(a) revoke the Airworthiness Directives mentioned in\n\nSchedule 1; and\n\n(b) make, as separate instruments, each Airworthiness\n\nDirective mentioned in Schedule 1 and attached.\n\n![](image.001.png)\n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority\n\n20 December 2004\n\nNote: Each attached Airworthiness Directive is being re-made in exactly the\n\nsame form as appears in the latest published edition of the Directive.\n\n  \nSchedule 1 Revocation and Remaking of\n\nAirworthiness Directives\n\nAirconditioning Equipment\n\nAD Name AD Number\n\nGodfrey Cabin Supercharger Type 15 - Banjo Fitting - Modification AD/AIRCON/1\n\nGodfrey Cabin Supercharger Type 15 - Modification AD/AIRCON/2\n\nGodfrey Cabin Supercharger Type 15 - Rotor Balance - Inspection AD/AIRCON/3\n\nCabin Heater - Cessna Combustion Type - Inspection and Reconditioning - AD/AIRCON/4\n\nCabin Heater - Stewart Warner (Southwind) - Combustion Type - Inspection AD/AIRCON/5\n\nCabin Heater - Steward Warner (Southwind) - Combustion Type - Inspection AD/AIRCON/6\n\nCabin Heater - Stewart Warner (Southwind) - Combustion Type - Inspection AD/AIRCON/7\n\nCabin Heater - Midland Ross Corp. (Janitrol) - Combustion Type - Inspection AD/AIRCON/8 Amdt 2\n\nCombustion Type Cabin Heaters AD/AIRCON/9 Amdt 7\n\nJanitrol Cabin Heaters AD/AIRCON/10\n\nABG Semca Cold Air Unit - Compressor Wheel and Scroll AD/AIRCON/11\n\nKelly Aeropsace Power Systems - Cabin Combustion Heaters AD/AIRCON/12 Amdt 2\n\nJanro Cabin Combustion Heaters AD/AIRCON/13","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"No. The instrument explicitly revokes the listed Airworthiness Directives and remakes each 'in exactly the same form' (Note). The effect is to preserve existing compliance obligations while changing only the form and legal citation (action taken under subregulation 39.001(1); see Schedule 1 and accompanying Note)."},"complexity_factors":["Administrative action only: revocation and re‑making of existing directives without substantive amendment (Note: 'exactly the same form').","Number of instruments involved: 13 ADs listed in Schedule 1 increases administrative work to reissue and republish.","Delegated decision-making: action taken by a CSA delegate under subregulation 39.001(1), requiring attention to delegation records and authority.","Legal citation and document management risk: identical substance reduces legal complexity but creates potential transitional confusion over citations and archival references.","Compliance burden unchanged substantively but dissemination and record-keeping burdens fall on operators and maintenance organisations.","Low regulatory discretion in substance (no changes), but administrative implementation choices (timing, publication) remain."],"plain_english_summary":"This instrument revokes a list of Airworthiness Directives for aircraft air‑conditioning and heating equipment and re‑issues each as a separate, identical directive. It affects aircraft operators, maintenance organisations and parts suppliers responsible for the listed equipment because compliance duties and enforcement continue unchanged while the legal instruments are reissued. The mechanical change is administrative: citation and document management are updated, but substantive obligations remain the same."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a pure administrative remaking exercise with no expansion of scope. The document explicitly states that each directive is being re-made 'in exactly the same form as appears in the latest published edition.' The scope remains limited to the 13 specific airconditioning equipment directives listed in Schedule 1, with no new requirements, expanded applicability, or additional regulatory reach."},"complexity_factors":["Very short document (approximately 300 words)","Only 1 defined term implicitly used (Airworthiness Directive, understood from context)","Simple binary structure: revocation + remaking","No conditional logic or nested exceptions","Straightforward tabular schedule listing 13 items with minimal detail","Single regulatory reference (subregulation 39.001(1) of CASR 1998)","Explicit statement that content remains unchanged ('exactly the same form')"],"plain_english_summary":"This CASA order revokes and reissues 13 existing Airworthiness Directives concerning aircraft cabin heating and cooling equipment, replacing each with a standalone legal instrument while keeping their technical content unchanged. It’s an administrative housekeeping action, not a safety- or compliance-change.  \n\nOwners/operators of affected aircraft and licensed maintenance engineers must continue to comply with the directives exactly as before; only the legal form of the instruments is refreshed."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-airconditioning-equipment/documents"}}