{"id":"F2006B07758","name":"Airworthiness Directives 2004 - Revocation and Remaking - Bell Helicopter Textron 212 Series Helicopters","slug":"airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50505,"registerId":"commonwealth-F2006B07758-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 - Bell Helicopter Textron 212 Series Helicopters","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\nBell Helicopter Textron 212 Series Helicopters\n\nAD Name AD Number\n\nEmergency Exit Decals - CANCELLED AD/BELL 212/1\n\nMain Rotor Blade - Inspection and Modification AD/BELL 212/2 Amdt 3\n\nMain Rotor Blades - Eddy Current Inspection AD/BELL 212/3 Amdt 5\n\nAirworthiness Limitations AD/BELL 212/4 Amdt 22\n\nCANCELLED AD/BELL 212/5\n\nMain Rotor Blade - Removal From Service AD/BELL 212/6\n\nInternal Rescue Hoist Assembly - Modification AD/BELL 212/7\n\nCANCELLED AD/BELL 212/8\n\nStabilizer Bar Outer Tube - Inspection - CANCELLED AD/BELL 212/9\n\nMain Beam Cap - Inspection and Repair - CANCELLED AD/BELL 212/10\n\nFire Detection System - Audible Warning AD/BELL 212/11\n\nEmergency Exits - Modification and Inspection AD/BELL 212/12 Amdt 2\n\nSwashplate Support Assembly P/N 204-011-404-9 Replacement - CANCELLED AD/BELL 212/13\n\nFuel Boost Pumps - Inspection AD/BELL 212/14\n\nMain Rotor Hub Fitting Assemblies - Inspection - CANCELLED AD/BELL 212/15\n\nCyclic SCAS Stops Installation - Modification AD/BELL 212/16\n\nCANCELLED AD/BELL 212/17\n\nTail Rotor Pitch Horns - Inspection AD/BELL 212/18\n\nExternal Cargo Suspension Kit - Load Restriction and Modification AD/BELL 212/19 Amdt 1\n\nEmergency Float Bag Deflector - Installation P/N 212-030-629-101 L/H and - AD/BELL 212/20\n\nMain Rotor Hub Inboard Fitting - Life Reduction - CANCELLED AD/BELL 212/21\n\nTail Rotor Drive Shaft - Replacement AD/BELL 212/22\n\nEmergency Float Bag Assemblies - Modification AD/BELL 212/23\n\nMain Gear Box Spiral Bevel Gear Inspection and Rotor Brake Quill Shaft AD/BELL 212/24 Amdt 1\n\nMain Rotor Yoke AD/BELL 212/25 Amdt 4\n\nHydraulic Servo Cylinder Assembly - Spanner Link Assembly Inspection and AD/BELL 212/26 Amdt 1\n\nSwashplate Support Assembly - CANCELLED AD/BELL 212/27 Amdt 1\n\nVertical Fin Forward Spar AD/BELL 212/28 Amdt 2\n\nEmergency Flotation Installation Manual Actuation System - Modification and AD/BELL 212/29\n\n  \nEngine Mount Fireshield - Installation AD/BELL 212/30\n\nFloat Bags - Inspection AD/BELL 212/31\n\nElevator to Horn Assembly Attachment - Modification AD/BELL 212/32\n\nMain Rotor Grip/Blade Bolt - Inspection and Rework AD/BELL 212/33\n\nVertical Fin Spar Cap - CANCELLED AD/BELL 212/34\n\nTail Rotor Trunnion Bearing Housing AD/BELL 212/35\n\nEmergency Flotation System and Squib Valve AD/BELL 212/36 Amdt 1\n\nMain Rotor Pillow Block AD/BELL 212/37 Amdt 1\n\nEngine Fuel Valve Electrical Connectors P/NO MS3456W14S-5S AD/BELL 212/38\n\nEngine Fuel Switch AD/BELL 212/39\n\nMain Transmission Spiral Bevel Gear AD/BELL 212/40\n\nPitch Change Link Universal AD/BELL 212/41\n\nMain Rotor Tension Torsion Straps AD/BELL 212/42\n\nBogus Pressure Gauge Emergency Floats P/N 212-073-905- 1 AD/BELL 212/43\n\nSwashplate Outer Ring AD/BELL 212/44\n\nTailboom Upper Longeron Splice AD/BELL 212/45\n\nMain Rotor Drag Brace Assembly AD/BELL 212/46\n\nLower Planetary Spider Gear AD/BELL 212/47\n\nTension Torsion Straps Retention Pins AD/BELL 212/48\n\nTail Rotor Driveshaft Hangar Bearings AD/BELL 212/49\n\nSwashplate Support AD/BELL 212/50\n\nFin To Tail Boom Junction AD/BELL 212/51\n\nMain Driveshaft and Tail Rotor Drive Over-Temperature Indicators AD/BELL 212/52\n\nMain Rotor Yoke AD/BELL 212/53\n\nMain Transmission Lower Planetary Spider AD/BELL 212/54\n\nMain Rotor - Pillow Block Attachment Bolts AD/BELL 212/55 Amdt 1\n\nTailboom Doubler AD/BELL 212/56\n\nHydraulic Servo Actuator Shoulder Bolt AD/BELL 212/57\n\nFuel Line Replacement AD/BELL 212/58\n\nTail Rotor Yoke AD/BELL 212/59\n\nThis AD yet to be Issued AD/BELL 212/60\n\nMain Hydraulic Servo Actuator Rod End Lock Washer AD/BELL 212/61\n\nTail Rotor Counterweight Bellcrank Retention Nut AD/BELL 212/62\n\nTail Rotor Blade Fwd Tip Weight Retention Block and Aft Tip Closure AD/BELL 212/63\n\nVertical Fin Spar AD/BELL 212/64\n\nMain Rotor Tension-Torsion Straps - 2 AD/BELL 212/65\n\nMain Rotor Grip AD/BELL 212/66","sortOrder":0}],"analysis":{"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":3,"scope_assessment":{"changed":false,"description":"This instrument maintains identical scope to the original directives. It is purely a procedural remaking exercise with no expansion of regulatory reach. The substance of each safety requirement remains unchanged; only the legal instrument structure is modified."},"complexity_factors":["Simple, single-purpose instrument with clear structure (revocation + remaking)","No defined terms section—relies on external understanding of 'Airworthiness Directive'","No conditional logic or nested exceptions in the instrument itself","Complexity is external: the 66 attached directives contain the actual technical requirements (inspection intervals, part numbers, engineering specifications)","Cross-reference to Civil Aviation Safety Regulations 1998 (subregulation 39.001(1)) but no complex statutory interpretation required","Schedule 1 is a straightforward table with three columns (AD Name, AD Number, status notes)"],"plain_english_summary":"This CASA safety order revokes and re‑makes 66 Airworthiness Directives for Bell 212 helicopters, reissuing each one in exactly the same form. It’s an administrative housekeeping exercise to convert old, grouped ADs into standalone legal instruments without changing their safety requirements.\n\nIt affects Bell 212 owners, operators and maintenance organisations in Australia. Several ADs are marked “CANCELLED,” meaning those specific requirements are being permanently removed."},"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":false,"description":"Scope has not changed. The instrument expressly revokes the listed ADs and re‑issues each 'in exactly the same form as appears in the latest published edition' (instrument text and Schedule 1). Cancellations recorded in the Schedule remain as cancelled; the measure is an administrative re‑making rather than a substantive amendment to AD content."},"complexity_factors":["Large number of directives: Schedule 1 lists AD/BELL 212/1 through AD/BELL 212/66 (66 entries), increasing administrative and tracking work for operators and regulators.","Mixed statuses: the Schedule marks several items as CANCELLED and others as amended (e.g. 'Amdt 3', 'Amdt 22'), requiring differentiation between active, amended and cancelled obligations.","Technical specificity: many ADs reference particular parts, assemblies and P/NOs (e.g. emergency float bag hardware, main rotor components), creating varied maintenance actions and specialist compliance requirements.","Legal form change: each AD is revoked and re‑made as a separate instrument (instrument paras (a) and (b)), producing fragmentation of legal instruments to be recorded and followed.","Version reliance: the instrument re‑makes ADs 'in exactly the same form as appears in the latest published edition of the Directive', creating a dependency on the authoritative published edition for substance.","Administrative discretion: the measure is exercised by a CASA delegate under subregulation 39.001(1), concentrating decision power in the delegated official.","Compliance burden on operators: owners, operators and maintenance organisations must review and ensure continued compliance with each re‑issued AD, update manuals and maintenance schedules accordingly."],"plain_english_summary":"This instrument revokes the Airworthiness Directives (ADs) listed for Bell Helicopter Textron 212 series and re‑issues each as a separate instrument in the same form. It preserves existing inspection, modification and cancellation obligations.\n\nBell 212 owners, operators and maintenance organisations must continue to comply with the re‑issued ADs. The action is taken by a CASA delegate under subregulation 39.001(1) and is an administrative re‑making of the directives, not a substantive change."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-bell-helicopter-textron-212-series-helicopters/documents"}}