{"id":"F2006B07870","name":"Airworthiness Directives 2004 - Revocation and Remaking - Fokker F27 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50852,"registerId":"commonwealth-F2006B07870-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 - Fokker F27 Series Aeroplanes","content":"I, 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\nFokker F27 Series Aeroplanes\n\nAD Name AD Number\n\nCANCELLED AD/F27/1\n\nCANCELLED AD/F27/2\n\nCANCELLED AD/F27/3\n\nCANCELLED AD/F27/4\n\nCANCELLED AD/F27/5\n\nCANCELLED AD/F27/6\n\nCANCELLED AD/F27/7\n\nCANCELLED AD/F27/8\n\nCANCELLED AD/F27/9\n\nVHF Antenn - Reposition AD/F27/10\n\nCANCELLED AD/F27/11\n\nCANCELLED AD/F27/12\n\nCANCELLED AD/F27/13\n\nCANCELLED AD/F27/14\n\nCANCELLED AD/F27/15\n\nCANCELLED AD/F27/16\n\nCANCELLED AD/F27/17\n\nCANCELLED AD/F27/18\n\nCANCELLED AD/F27/19\n\nCANCELLED AD/F27/20\n\nAileron Control Wheel - Inspection of Washers AD/F27/21\n\nCANCELLED AD/F27/22 Amdt 1\n\nCANCELLED AD/F27/23\n\nCANCELLED AD/F27/24\n\nCANCELLED AD/F27/25\n\nRPM Control System - Gustlock Interference System - Improvement AD/F27/26\n\nRPM Indicator - Dial Markings AD/F27/27\n\nCANCELLED AD/F27/28\n\nCANCELLED AD/F27/29\n\n  \nCANCELLED AD/F27/30\n\nDucting in Air Conditioning Compartment - Support Bracket - Introduction AD/F27/31\n\nCANCELLED AD/F27/32\n\nCANCELLED AD/F27/33\n\nPitot Static System - Modification AD/F27/34\n\nCANCELLED AD/F27/35\n\nCANCELLED AD/F27/36\n\nCANCELLED AD/F27/37\n\nADF Sense Antenna - Modification AD/F27/38\n\nCANCELLED AD/F27/39\n\nCANCELLED AD/F27/40 Amdt 1\n\nCANCELLED AD/F27/41\n\nCANCELLED AD/F27/42\n\nCANCELLED AD/F27/43\n\nCANCELLED AD/F27/44\n\nCANCELLED AD/F27/45\n\nAutopilot Servo Rod AD/F27/46\n\nCANCELLED AD/F27/47\n\nCANCELLED AD/F27/48\n\nCANCELLED AD/F27/49\n\nNacelle Connections Sta 2574 - Modification AD/F27/50 Amdt 1\n\nCANCELLED AD/F27/51\n\nCANCELLED AD/F27/52\n\nCANCELLED AD/F27/53\n\nCANCELLED AD/F27/54\n\nCANCELLED AD/F27/55 Amdt 4\n\nRudder Trim Tab - Inspection AD/F27/56 Amdt 1\n\nCANCELLED AD/F27/57 Amdt 1\n\nCANCELLED AD/F27/58\n\nSuperseded by AD/AIRCON/1 AD/F27/59\n\nSuperseded by AD/AIRCON/1 AD/F27/60\n\nCANCELLED AD/F27/61\n\nGodfrey Engine Driven Cabin Supercharger Drive Quill Shaft - Modification AD/F27/62 Amdt 2\n\nCANCELLED AD/F27/63\n\nCANCELLED AD/F27/64 Amdt 5\n\nCANCELLED AD/F27/65\n\n  \nEngine Breather RIP Overheat Detectors - Modification AD/F27/66\n\nCANCELLED AD/F27/67\n\nCANCELLED AD/F27/68\n\nCANCELLED AD/F27/69 Amdt 7\n\nMain Pneumatic Line - Modification AD/F27/70\n\nCANCELLED AD/F27/71\n\nCANCELLED AD/F27/72\n\nCANCELLED AD/F27/73\n\nCANCELLED AD/F27/74 Amdt 6\n\nCANCELLED AD/F27/75 Amdt 4\n\nCANCELLED AD/F27/76 Amdt 2\n\nCANCELLED AD/F27/77\n\nCANCELLED AD/F27/78 Amdt 2\n\nCANCELLED AD/F27/79\n\nCANCELLED AD/F27/80\n\nEngine Mount Tubes - Inspection AD/F27/81\n\nRH Aileron Trim Tab Actuator - Inspection and Modification AD/F27/82\n\nMain Landing Gear Lock Strut - CANCELLED AD/F27/83 Amdt 1\n\nCANCELLED AD/F27/84\n\nCANCELLED AD/F27/85\n\nPropeller Feathering Circuit - Duplicated Manual Feathering System AD/F27/86\n\nCANCELLED AD/F27/87\n\nEmergency Light - Modification AD/F27/88\n\nCANCELLED AD/F27/89\n\nPneumatic Isolating Valves - Inspection AD/F27/90 Amdt 1\n\nCANCELLED AD/F27/91\n\nCANCELLED AD/F27/92 Amdt 1\n\nNose Gear Down Lock Latch - Inspection AD/F27/93\n\nCANCELLED AD/F27/94\n\nCANCELLED AD/F27/95\n\nPitot Static System - Modification AD/F27/96\n\nCANCELLED AD/F27/97\n\nCANCELLED AD/F27/98\n\nPassenger Door Outboard Lettering - Emergency Operating Instructions Changed AD/F27/99\n\nMain Entrance Door - Check of Emergency Operation AD/F27/100\n\nCowlings - Gearbox Access Door - Modification AD/F27/101\n\n  \nFuel Tank Ventilation Hose - Inspection and Replacement AD/F27/102\n\nStructural Limitations AD/F27/103 Amdt 7\n\nMain Undercarriage Drag Stay - Inspection AD/F27/104 Amdt 1\n\nLanding Gear Actuator Seals - Replacement - CANCELLED AD/F27/105\n\nElevator: Inboard Trim Tab Hinge Bracket and Control Bracket - Inspection AD/F27/106\n\nInboard Aileron Hinge Bolt Retention - Inspection and Replacement AD/F27/107\n\nRudder Trim Tab Control Bracket Attachment - Inspection AD/F27/108\n\nElevator Trim Tab Control Bracket Attachment AD/F27/109\n\nForward Cabin Partition Bulkhead Door Hinges AD/F27/110\n\nReduced Span Rudder Trim Tab AD/F27/111\n\nEngine Mount Attach Brackets - CANCELLED AD/F27/112 Amdt 1\n\nRH Elevator Stn 300 Rib AD/F27/113\n\nMain Landing Gear Torque Links AD/F27/114 Amdt 1\n\nWing Structure - Skin Splice WS 7915 AD/F27/115 Amdt 1\n\nElectrical Power - Upper Fuselage Cable Loom AD/F27/116\n\nEngine Nacelles - Upper Brace Struts AD/F27/117 Amdt 1\n\nForward Fuselage Skin Joint AD/F27/118\n\nOuter Wing Top Stringers 5 and 6 - CANCELLED AD/F27/119 Amdt 1\n\nInner/Outer Wing Joint Stringer Coupling Rods AD/F27/120\n\nFlight Controls - Elevator Trim System AD/F27/121\n\nMLG Upper Member AD/F27/122 Amdt 1\n\nFlight Compartment Window Frames AD/F27/123\n\nMLG Drag Strut Attach Fitting AD/F27/124\n\nCorrosion Prevention and Control AD/F27/125 Amdt 3\n\nWing Attachment Fitting Bolts AD/F27/126\n\nFuselage Bracket Attachment Fasteners AD/F27/127\n\nOuter Flap Lower Skin and Rib AD/F27/128\n\nBrake Control Valve Actuating Levers AD/F27/129\n\nAgeing Aircraft Modifications AD/F27/130 Amdt 3\n\nAN - Bolts AD/F27/131 Amdt 1\n\nTruss Member/Rib Attachment Bolts AD/F27/132\n\nFlight Controls - Flap Actuator Noise Filter Capacitors AD/F27/133\n\nMain Wing Tank and Collector Tank Fuel Line AD/F27/134 Amdt 1\n\nNose Wheel Steering AD/F27/135\n\nOuter Flap Centre Hinge AD/F27/136\n\nRudder Horn Assembly and Control Rod AD/F27/137\n\n  \nWing Lower Skin at Stringers 4 to 7 AD/F27/138\n\nOuter Wing Rib-to-Stringer Connections AD/F27/139\n\nFuselage Skin Lap Joints Below the Cabin Floor AD/F27/140\n\nMain Landing Gear - Drag Stay Tubes AD/F27/141\n\nMain Landing Gear Actuating Ram AD/F27/142 Amdt 1\n\nPort Elevator Torque Tube AD/F27/143\n\nEmergency Lighting AD/F27/144\n\nEngine Nacelle Fuel Line Inspection AD/F27/145\n\nStabilizer De-Icing Monitoring System AD/F27/146\n\nFuselage Attachment Fittings AD/F27/147\n\nDC Generator Control Panel AD/F27/148\n\nFuel Differential Pressure Switches AD/F27/149\n\nFlight Crew Seat Shoulder Harness AD/F27/150\n\nFlight Manual Emergency Procedures AD/F27/151\n\nAccessory Gearbox Drive Shaft AD/F27/152\n\nAircraft Flight Manual - Propeller Flight Idle AD/F27/153\n\nEngine Mount, Brace Struts and Fittings AD/F27/154\n\nAileron Spring Tab Balance Unit AD/F27/155\n\nFuel Tank Isolation Valve Selector Knobs AD/F27/156\n\nCargo Restraint Strap Assemblies AD/F27/157","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"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope is not changed. The instrument expressly revokes listed ADs and remakes them “in exactly the same form” as the latest published editions (Note and Schedule 1), so substantive requirements for Fokker F27 operators, owners and maintenance organisations remain the same; the measure is administrative re-issuance rather than a change in regulatory coverage."},"complexity_factors":["Large number of directives listed in Schedule 1 increases administrative handling and record-keeping.","Action is procedural (revocation and re-issuance) rather than substantive; the Note states each remade AD is identical to the latest published edition, reducing legal-change complexity.","Delegated decision under subregulation 39.001(1) concentrates discretion in the Authority's delegate for procedural instrument management.","Potential short-term compliance confusion for operators during transition while separate instruments are issued and disseminated.","Presence of amendments and cross-references (Amdt numbers, supersessions, cancellations) in the Schedule raises bookkeeping and version-control needs for operators and regulators."],"plain_english_summary":"This instrument revokes the Airworthiness Directives listed in Schedule 1 for Fokker F27 series aeroplanes and remakes each as a separate, identical instrument. It affects Fokker F27 owners, operators and maintenance organisations because the same mandatory inspection, modification or compliance requirements continue to apply, but each directive will now exist as an individual, re-issued legal instrument (see subregulation 39.001(1) and Schedule 1)."},"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument performs exactly the administrative function described in its title — revoking and remaking Airworthiness Directives for a specific aircraft type. There is no scope creep; it does not expand beyond Fokker F27 series aeroplanes or introduce new substantive requirements."},"complexity_factors":["Single, clear purpose: revocation and remaking of existing instruments","No conditional logic or nested exceptions — just a straightforward list","Only one defined term (the delegate's authority under subregulation 39.001(1))","No cross-references to other legislation beyond the enabling regulation","Structure is purely tabular: a schedule listing 157 directives with their status","Length is substantial due to the list of 157 directives, but content is repetitive and simple"],"plain_english_summary":"This instrument tidies the regulatory record for Fokker F27 aeroplanes: it cancels 103 old Airworthiness Directives and reissues 54 of them as fresh, standalone legal instruments. It affects Fokker F27 owners, operators and maintenance organisations in Australia and CASA as regulator. This is administrative housekeeping—mandatory safety requirements remain unchanged where remade, ensuring useful directives stay enforceable while removing outdated or superseded rules."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-fokker-f27-series-aeroplanes/documents"}}