{"id":"F2006B07807","name":"Airworthiness Directives 2004 - Revocation and Remaking - Cessna 400 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50666,"registerId":"commonwealth-F2006B07807-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 - Cessna 400 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\nCessna 400 Series Aeroplanes\n\nAD Name AD Number\n\nRear Fuselage Station 255 - Inspection AD/CESSNA 400/1\n\nFlap Switch Insulation - Modification AD/CESSNA 400/2\n\nNose Landing Gear Doors - Modification AD/CESSNA 400/3\n\nEngine Support Beam - Modification AD/CESSNA 400/4\n\nFuel Crossover Line - Inspection and Modification AD/CESSNA 400/5\n\nFuel Pressure Switch - Relocation AD/CESSNA 400/6\n\nTurbocharger Air Inlet Duct - Inspection AD/CESSNA 400/7\n\nFuel Lines - Modification and Inspection AD/CESSNA 400/8\n\nFuel Crossover Line - Modification AD/CESSNA 400/9\n\nCANCELLED AD/CESSNA 400/10 Amdt\n\nFuel System-Placards AD/CESSNA 400/11 Amdt\n\nFuel System Transfer Pumps - CANCELLED AD/CESSNA 400/12 Amdt\n\nPropeller De-Ice Bolts - Inspection AD/CESSNA 400/13\n\nWing Locker Fuel Tank Vent - Modification AD/CESSNA 400/14\n\nTurbocharger Heat Shield AD/CESSNA 400/15 Amdt\n\nElevator Control Bob Weight Arm - Inspection AD/CESSNA 400/16\n\nEngine Exhaust System Manifold Tube Assembly - Life Limitation AD/CESSNA 400/17\n\nCrew Door - Modification AD/CESSNA 400/18\n\nElevator Torque Tube - Inspection AD/CESSNA 400/19\n\nEmergency Exit Window - Modification AD/CESSNA 400/20 Amdt\n\nFuel Line Heatshield - Installation AD/CESSNA 400/21\n\nRudder Pedal Torque Tube - Modification AD/CESSNA 400/22\n\nCANCELLED AD/CESSNA 400/23\n\nCANCELLED AD/CESSNA 400/24\n\nElevator Torque Tube Fitting - Inspection AD/CESSNA 400/25\n\nEngine Nacelle Wiring - Inspection AD/CESSNA 400/26\n\nFront Seat Restraint Installations - Modification AD/CESSNA 400/27\n\nBonding Points - Installation - CANCELLED AD/CESSNA 400/28\n\nEngine Tachometer - Incorporation of Warning Arc and Placard AD/CESSNA 400/29\n\n  \nMain Landing Gear Upper Strut - Inspection AD/CESSNA 400/30\n\nPlacards and Cabin Fittings AD/CESSNA 400/31 Amdt\n\nFuel Pressure Regulator Fitting - Inspection AD/CESSNA 400/32\n\nFirewall Screws - Inspection and Replacement AD/CESSNA 400/33\n\nAuxiliary Fuel Cells - Inspection and Replacement AD/CESSNA 400/34\n\nInner Wing Electrical Wiring - Inspection AD/CESSNA 400/35\n\nWing Leading Edge Fuel Line - Inspection AD/CESSNA 400/36\n\nCrankcase Oil Separator Return Line Check Valve - Incorporation of AD/CESSNA 400/37\n\nWing Leading Edge Fuel Lines and Wiring - Inspection and Modification AD/CESSNA 400/38\n\nLower Wing Skin Rivets AD/CESSNA 400/39 Amdt\n\nWing and Airframe AD/CESSNA 400/40 Amdt\n\nCANCELLED AD/CESSNA 400/41\n\nMain Landing Gear Trunnion - Inspection and Replacement AD/CESSNA 400/42\n\nEngine Exhaust System AD/CESSNA 400/43 Amdt\n\nTip Tank Fuel Seepage - Inspection AD/CESSNA 400/44\n\nExhaust Tailpipe Support Kit - Installation AD/CESSNA 400/45\n\nWing Tip Strobe Light - Inspection AD/CESSNA 400/46 Amdt\n\nMain Landing Gear Fork-Bolt - Replacement AD/CESSNA 400/47\n\nMain Landing Gear Down Lock Pin and Set Screw - Inspection AD/CESSNA 400/48\n\nPilot and Co-Pilot Windshield Attach Hole - Inspection and Modification AD/CESSNA 400/49 Amdt\n\nFibreglass and Kevlar Passenger Seats - CANCELLED AD/CESSNA 400/50\n\nGoodyear Fuel Cells - Inspection AD/CESSNA 400/51\n\nTrim Control Systems - Inspection AD/CESSNA 400/52 Amdt\n\nAuto Pilot System - Disabling - Modification AD/CESSNA 400/53\n\nHydraulic Pump Outlet Pressure Line Identification AD/CESSNA 400/54\n\nPassenger Seat Installation - Inspection AD/CESSNA 400/55\n\nUpper Inner Cabin Door Handle and Locking Mechanism - Inspection AD/CESSNA 400/56\n\nElevator Trim Tab Actuator Mounting Bracket - Inspection AD/CESSNA 400/57 Amdt\n\nCANCELLED AD/CESSNA 400/58\n\nFuselage Tailcone Structure - Modification AD/CESSNA 400/59\n\nMain Landing Gear Trunnion - Inspection AD/CESSNA 400/60 Amdt\n\nElevator Tab Actuator Screw - CANCELLED AD/CESSNA 400/61\n\nMain Landing Gear Tyre Clearance - Inspection and Modification AD/CESSNA 400/62 Amdt\n\nEmergency Exit Door - Modification AD/CESSNA 400/63\n\nHydraulic Lines - Inspection AD/CESSNA 400/64\n\nExhaust System Coupling - Replacement AD/CESSNA 400/65\n\n  \nAileron and Elevator Control Surfaces - Modification AD/CESSNA 400/66\n\nCANCELLED AD/CESSNA 400/67\n\nCANCELLED AD/CESSNA 400/68\n\nWing Locker Fuel Tank Filler Cap - Rework AD/CESSNA 400/69\n\nElevator Horn Inboard Tip Rib - Modification AD/CESSNA 400/70\n\nCANCELLED AD/CESSNA 400/71\n\nInduction Elbow - Replacement AD/CESSNA 400/72\n\nMain Landing Gear Tyre Clearance Inspection AD/CESSNA 400/73\n\nFuel Pressure Switch Line - Inspection and Modification AD/CESSNA 400/74\n\nHorizontal Stabiliser Leading Edge Assembly and Elevator Trim Tab Actuator - AD/CESSNA 400/75\n\nKing Automatic Pilot Roll Axis Slip Clutch Setting AD/CESSNA 400/76\n\nAft Auxiliary Wing Spar Attachment - Modification AD/CESSNA 400/77\n\nElevator Quadrant Cable Guard Screw - Inspection AD/CESSNA 400/78\n\nCabin Overhead Bulkhead - Inspection AD/CESSNA 400/79\n\nElevator Trim Tab Actuator Chain Guard Attachment - Inspection AD/CESSNA 400/80\n\nEngine Mount Beams AD/CESSNA 400/81 Amdt\n\nElevator Quadrant/Cable Guard Screw - Inspection AD/CESSNA 400/82\n\nUp Elevator Stop Bolt - Inspection and Replacement AD/CESSNA 400/83\n\nFuel Filter - Inspection and Modification AD/CESSNA 400/84\n\nWing Structural Fatigue Limitation - CANCELLED AD/CESSNA 400/85\n\nPowerplant Fire Detection System - Installation AD/CESSNA 400/86 Amdt\n\nAileron Yoke Mounting Bracket Attachment - Inspection and Modification AD/CESSNA 400/87\n\nHorizontal Stabiliser Front Spar Attachment Bolt Retaining Nuts AD/CESSNA 400/88\n\nEngine Truss AD/CESSNA 400/89\n\nEngine Mount Beams AD/CESSNA 400/90 Amdt\n\nElevator Bellcrank Bracket Integrity AD/CESSNA 400/91\n\nWing Front Spar Lower Attachment Fittings AD/CESSNA 400/92 Amdt\n\nCrossfeed Fuel Line AD/CESSNA 400/93 Amdt\n\nAileron Hinge Assembly AD/CESSNA 400/94\n\nPilots Instruments Air System AD/CESSNA 400/95\n\nAuxiliary Fuel Pump Wiring Modification AD/CESSNA 400/96\n\nWing Front Spar Under Cap AD/CESSNA 400/97 Amdt\n\nHorizontal Stabiliser Fwd Attach Bulkhead AD/CESSNA 400/98\n\nElevator Front Spar - CANCELLED AD/CESSNA 400/99\n\nInlet Fuel Valve Assembly AD/CESSNA 400/100 Amdt\n\nSeat Back Reinforcing Strap AD/CESSNA 400/101 Amdt\n\n  \nElevator Forward Spar AD/CESSNA 400/102 Amdt\n\nWing Spars Delamination and Corrosion AD/CESSNA 400/103 Amdt\n\nElevator Bellcrank Support Structure AD/CESSNA 400/104\n\nMain Landing Gear Wheel Bay Wing Rib and Wing Skin AD/CESSNA 400/105 Amdt\n\nPassenger Seat Installations AD/CESSNA 400/106\n\nOutflow Safety Valve AD/CESSNA 400/107\n\nBonded Wing AD/CESSNA 400/108 Amdt\n\nExhaust System Components - Inspection AD/CESSNA 400/109\n\nAircraft Flight Manual, Flight into Icing Conditions AD/CESSNA 400/110\n\nFuel Boost Pump Wiring - CANCELLED AD/CESSNA 400/111\n\nFuel Boost Pump Wiring AD/CESSNA 400/112 Amdt","sortOrder":0}],"analysis":{"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":4,"scope_assessment":{"changed":false,"description":"This instrument maintains its original narrow scope. It is purely administrative—revoking and remaking existing Airworthiness Directives for a specific aircraft type without expanding into new regulatory territory. The note explicitly states each AD is re-made 'in exactly the same form,' confirming no substantive change to scope."},"complexity_factors":["Simple, single-purpose structure: only 2 operative paragraphs (revocation and remaking)","No defined terms section—relies entirely on external references to the Civil Aviation Safety Regulations 1998","Heavy reliance on attached schedules (112 separate Airworthiness Directives not reproduced in full)","Cross-references to subregulation 39.001(1) of the CASR 1998, requiring external legal knowledge","Numerical complexity: 112 individual instruments listed, with inconsistent naming (some marked 'Amdt' for amended, some 'CANCELLED')","No conditional logic or exceptions within the instrument itself—complexity is deferred to the attached ADs"],"plain_english_summary":"This instrument revokes and re-makes 112 Airworthiness Directives (ADs) for Cessna 400 series aircraft, restoring them as fresh, legally enforceable CASA orders without changing their substance.  \n\nIt affects owners, operators, and maintenance engineers of Cessna 400-series planes and is a legal housekeeping step to ensure existing mandatory safety inspections, modifications, and repairs remain valid and enforceable under current law."},"flash_summary":{"complexity_score":5,"scope_assessment":{"changed":false,"description":"Scope has not changed. The instrument expressly revokes the listed ADs and re-issues each one “in exactly the same form as appears in the latest published edition of the Directive” (see Note). The action is procedural: it changes the legal form of the ADs (separate instruments) rather than their substantive requirements (issued under subregulation 39.001(1); Schedule 1 lists the affected Cessna 400 ADs)."},"complexity_factors":["Volume of instruments: Schedule 1 lists many individual ADs (dozens), increasing administrative tracking and compliance burden for operators.","Legal mechanism: action taken under subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998, requiring attention to delegated authority and procedural formality.","Formality of re-issue: Note states each AD is re-made “in exactly the same form as appears in the latest published edition of the Directive,” which preserves substance but requires separate legal instruments.","Mixed statuses: Schedule 1 includes entries marked CANCELLED and Amdt (amendment), creating potential ambiguity for readers about which instruments remain operative.","Attachment and cross-referencing: the ADs are remade as separate attached instruments, so users must consult multiple documents rather than a single consolidated text.","Operational impact: owners/operators must track and implement many discrete directives (inspections, modifications, life-limits), which imposes dispersed compliance costs and coordination effort."],"plain_english_summary":"This instrument revokes a long list of Airworthiness Directives (ADs) for Cessna 400 series aeroplanes and re-issues each AD as a separate, identical instrument. The revocation and re‑making is done by a CASA delegate under subregulation 39.001(1). It affects owners and operators of Cessna 400 aircraft, who must continue to comply with the listed ADs; any inspection, modification or administrative costs fall on them while the AD content is left unchanged."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-400-series-aeroplanes/documents"}}