{"id":"F2006B07947","name":"Airworthiness Directives 2004 - Revocation and Remaking - Pilatus PC-12 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":51021,"registerId":"commonwealth-F2006B07947-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 - Pilatus PC-12 Series Aeroplanes","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\nPilatus PC-12 Series Aeroplanes\n\nAD Name AD Number\n\nNose Landing Gear Forged Main Fitting AD/PC-12/1\n\nStarter Generator and Generator No. 2 Power Return Cables AD/PC-12/2 Amdt 1\n\nElectrical Wiring AD/PC-12/3 Amdt 1\n\nPropeller De-Icing Controller AD/PC-12/4\n\nHydraulic Hand Pump AD/PC-12/5\n\nElevator AD/PC-12/6\n\nAileron Tie Rod Assembly AD/PC-12/7\n\nExecutive Cabin Layout AD/PC-12/8 Amdt 1\n\nFuel Tank Inward Vent Valve - CANCELLED AD/PC-12/9 Amdt 1\n\nFuel Storage - Vent Valve System AD/PC-12/10\n\nFlap System - Alternate Flap Capability Removal AD/PC-12/11\n\nStandby Magnetic Compass AD/PC-12/12\n\nFlap System AD/PC-12/13 Amdt 1\n\nNo. 2 Generator Cut-Out Relay AD/PC-12/14\n\nFlap Actuator - Life Limitation AD/PC-12/15\n\nElectrical Power - Generator No. 2 Excitation AD/PC-12/16\n\nWindshield Heat Wiring AD/PC-12/17\n\nFlap Drive Shafts AD/PC-12/18\n\nFlap Inboard Attachment Fittings AD/PC-12/19\n\nStick Pusher System - Replacement AD/PC-12/20\n\nTrailing Edge Flap Inboard Attachment Fitting - CANCELLED AD/PC-12/21\n\nElectrical Power - Suppression Filters AD/PC-12/22\n\nWindshield Heater Operation - CANCELLED AD/PC-12/23\n\nPowerplant Tube/Pipe Assemblies AD/PC-12/24\n\nWindshield Heater Operation AD/PC-12/25\n\nPassenger Oxygen System AD/PC-12/26\n\nFlap System Limitation AD/PC-12/27 Amdt 1\n\nCargo Door End Frame Lightening Holes AD/PC-12/28 Amdt 1\n\nEngine Driven Fuel Pump AD/PC-12/29 Amdt 1\n\n  \nMLG Hydraulic Actuator Special Bolts AD/PC-12/30\n\nFirewall Insulation AD/PC-12/31\n\nNose Landing Gear Drag Link AD/PC-12/32\n\nOperational Limitation Placard AD/PC-12/33\n\nRear Pressure Bulkhead AD/PC-12/34\n\nOverhead Panel Switch Caps AD/PC-12/35\n\nPassenger Seat Identification and Pedestal Leg Installation AD/PC-12/36\n\nFuel Boost Pump Wiring AD/PC-12/37\n\nMLG Shock Absorber Attachment Bolts AD/PC-12/38\n\nAutopilot & Flap Selection AD/PC-12/39\n\nFlap Flexible Shafts. AD/PC-12/40\n\nGenerator Control Unit AD/PC-12/41\n\nPassenger Oxygen System Pipes AD/PC-12/42\n\nCrew Seats Bucket Assembly Tubes AD/PC-12/43\n\nMain Landing Gear Actuator AD/PC-12/44","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument expressly revokes listed ADs and remakes them “in exactly the same form as appears in the latest published edition” (Note). It therefore performs an administrative re‑issuance; it does not change the substantive scope or compliance requirements of the ADs, though it requires stakeholders to use the newly issued documents for regulatory compliance and records."},"complexity_factors":["Administrative action only: revocation and re‑making of existing ADs without substantive amendment (see Note: “re‑made in exactly the same form”).","Large list of individual ADs (Schedule 1 lists 44 entries), increasing record‑keeping and tracking burden for operators.","Some entries marked CANCELLED or as amendments (e.g. Amdt 1), requiring cross‑checking of cancellation status and amendment history.","Delegated decision under subregulation 39.001(1) concentrates legal authority in the CASA delegate, creating a single point of administrative action.","Operators must consult the attached re‑issued instruments for exact compliance steps — the instrument itself does not restate technical requirements."],"plain_english_summary":"This instrument revokes a list of Airworthiness Directives (ADs) for Pilatus PC‑12 series aeroplanes and re‑issues each AD as a separate, identical instrument under subregulation 39.001(1). \n\nIt affects Pilatus PC‑12 owners, operators and maintenance organisations, who must follow the re‑made ADs; compliance obligations are stated to be unchanged, but operators bear any inspection, repair and record‑keeping costs and must rely on the re‑issued documents for regulatory proof."},"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"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This instrument explicitly states it is re-making each Airworthiness Directive \"in exactly the same form as appears in the latest published edition.\" There is no expansion of scope — it is purely an administrative restructure of existing requirements into separate instruments."},"complexity_factors":["Very short instrument (under 500 words)","No defined terms section","Simple binary structure: revoke (a) and remake (b)","No conditional logic or exceptions","No cross-references to other legislation beyond the enabling regulation (subregulation 39.001(1))","Schedule 1 is purely a tabular list with no substantive legal content","Single operative clause with clear delegation authority"],"plain_english_summary":"CASA is revoking 44 Airworthiness Directives for Pilatus PC‑12 aeroplanes and reissuing the same 44 ADs as separate, standalone legal instruments. The safety requirements themselves are unchanged — each AD is reissued \"in exactly the same form.\"\n\nThis technical restructuring affects Pilatus PC‑12 owners, operators and maintenance organisations in Australia (and CASA’s record-keeping/enforcement). Two of the listed ADs (AD/PC‑12/9 and AD/PC‑12/21) are marked \"CANCELLED.\""}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-pilatus-pc-12-series-aeroplanes/documents"}}