{"id":"F2006B07802","name":"Airworthiness Directives 2004 - Revocation and Remaking - Cessna 310 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50649,"registerId":"commonwealth-F2006B07802-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 310 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 310 Series Aeroplanes\n\nAD Name AD Number\n\nVertical Angle and Spar Cap Interference - Inspection AD/CESSNA 310/1\n\nOutboard Aileron Hinge - Inspection AD/CESSNA 310/2\n\nOxygen Line - Modification AD/CESSNA 310/3\n\nVoltage Regulator Shield - Installation AD/CESSNA 310/4\n\nStabiliser Attachment Bolts - Inspection - CANCELLED AD/CESSNA 310/5\n\nAir Intake Heater - Installation AD/CESSNA 310/6\n\nRight Front Seat Back - Installation of Stop AD/CESSNA 310/7\n\nMain Landing Gear Side Brace Link - Inspection AD/CESSNA 310/8\n\nMain Gear Door Mechanism - Inspection AD/CESSNA 310/9\n\nInboard Aileron Hinges - Replacement AD/CESSNA 310/10\n\nLanding Gear Torque Tubes - Inspection AD/CESSNA 310/11\n\nFuel Tank Selector Valves - Inspection - CANCELLED AD/CESSNA 310/12\n\nFuel Pressure Switch - Relocation AD/CESSNA 310/13\n\nFin Spar Attachment Bolts - Inspection AD/CESSNA 310/14\n\nNose Gear Main Drive Tube Assembly AD/CESSNA 310/15 Amdt\n\nNose Gear Uplock Torque Tube - Replacement AD/CESSNA 310/16\n\nFuel System - Placards AD/CESSNA 310/17 Amdt\n\nFuel System - Modification AD/CESSNA 310/18\n\nFuel System - Placards AD/CESSNA 310/19 Amdt\n\nFuel System - CANCELLED AD/CESSNA 310/20 Amdt\n\nTurbocharger AD/CESSNA 310/21 Amdt\n\nRerouting of Suppressor Cable - Modification AD/CESSNA 310/22 Amdt\n\nFuel Line - Inspection AD/CESSNA 310/23\n\nFuel Line - Inspection and Modification AD/CESSNA 310/24\n\nCANCELLED AD/CESSNA 310/25 Amdt\n\nFuel Crossover Line - Inspection and Modification AD/CESSNA 310/26\n\nFront Seat Restraint Installations - Modification AD/CESSNA 310/27\n\nMain Landing Gear Upper Strut - Inspection AD/CESSNA 310/28\n\nWing Leading Edge Fuel Lines and Wiring - Inspection and Modification AD/CESSNA 310/29\n\n  \nAlternate Air System - Modification AD/CESSNA 310/30\n\nFuel Crossfeed Lines - Inspection and Modification AD/CESSNA 310/31\n\nLower Wing Skin Rivets AD/CESSNA 310/32 Amdt\n\nWing and Airframe AD/CESSNA 310/33 Amdt\n\nMain Landing Gear Trunnion - Inspection AD/CESSNA 310/34\n\nMain Landing Gear Aft Trunnion Support Spar - Inspection and Modification AD/CESSNA 310/35 Amdt\n\nEngine Exhaust System AD/CESSNA 310/36 Amdt\n\nTip Tank Fuel Seepage - Inspection AD/CESSNA 310/37\n\nPropeller Governor - Inspection and Replacement AD/CESSNA 310/38\n\nMain Landing Gear Attachment - Inspection AD/CESSNA 310/39\n\nPre-Certification Requirements - Modifications AD/CESSNA 310/40\n\nExhaust Tailpipe Support Kit - Installation AD/CESSNA 310/41\n\nEmergency Exit Window - Inspection and Modification AD/CESSNA 310/42\n\nWing Tip Strobe Light - Inspection AD/CESSNA 310/43 Amdt\n\nMain Landing Gear Fork-Bolt - Replacement AD/CESSNA 310/44\n\nMain Landing Gear Down Lock Pin and Set Screw - Inspection AD/CESSNA 310/45\n\nEngine Mount - Inspection and Replacement AD/CESSNA 310/46\n\nNose Wheel Well - Modification AD/CESSNA 310/47\n\nGoodyear Fuel Cells - Inspection AD/CESSNA 310/48\n\nAuto Pilot System - Disabling and Modification AD/CESSNA 310/49\n\nWing Locker Fuel Tank Filler Cap - Rework AD/CESSNA 310/50\n\nPowerplant Fire Detection System - Installation AD/CESSNA 310/51 Amdt\n\nWing Front Spar Lower Attachment Fittings - CANCELLED AD/CESSNA 310/52\n\nWing Front Spar Lower Attachment Fittings AD/CESSNA 310/53\n\nAuxiliary Fuel Pump Wiring Modification AD/CESSNA 310/54\n\nSeat Back Reinforcing Strap AD/CESSNA 310/55 Amdt\n\nMain Landing Gear Wheel Bay Wing Rib and Wing Skin AD/CESSNA 310/56 Amdt\n\nAircraft Flight Manual, Flight into Icing Conditions AD/CESSNA 310/57 Amdt","sortOrder":0}],"analysis":{"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":false,"description":"This instrument does not expand the substantive scope of regulatory requirements. It revokes and re‑issues the listed ADs in the same form as their latest published editions. The change is administrative (separating each AD into its own instrument and reproducing the current published text) rather than a substantive extension of obligations or subjects covered."},"complexity_factors":["Single administrative instrument but affects a large set of separate AD instruments (over 50 AD entries listed in Schedule 1).","Several ADs are labelled as amended (Amdt), requiring users to track the latest amended text.","Several ADs in the Schedule are explicitly marked CANCELLED, creating a mixed set of active and inactive items to reconcile.","Reliance on an external publication: text reproduces \"latest published edition\" of each AD, so users must consult external AD publications for substantive detail.","Legal basis is a single subregulatory provision (subregulation 39.001(1) CASR 1998), so the instrument is procedurally simple but operationally multiplies the number of documents stakeholders must manage."],"plain_english_summary":"**What this instrument does (mechanically)\n\n- The delegate of the Civil Aviation Safety Authority (CASA) explicitly revokes a set of existing Airworthiness Directives (ADs) that apply to Cessna 310 series aeroplanes and then re‑makes each of those ADs as separate instruments. The list of affected ADs is set out in Schedule 1. The instrument states that each re‑made AD appears in exactly the same form as the latest published edition of that Directive.\n\n**Who is affected\n\n- Aircraft owners and operators of Cessna 310 series aeroplanes. They must continue to follow the inspection, modification, placarding and other requirements in the listed ADs.  \n- Maintenance organisations, engineers and certificated people who carry out or approve required work on these aeroplanes.  \n- CASA (through the delegate) for administration and enforcement of the re‑made ADs.\n\n**Why it matters (official purpose and what it means in practice)\n\n- The instrument’s stated purpose is administrative: to revoke older consolidated AD paperwork and issue each AD separately in the same wording as the most recent published versions. In practice, this preserves the substantive safety requirements already in effect while changing the legal form and references of those requirements.\n\n**How it operates in practice and the consequences for behaviour and costs\n\n- The substantive requirements (inspections, part replacements, modifications, placards, etc.) remain the same because each AD is re‑made in the same form as the latest published edition. That means affected operators continue to perform the same actions (e.g. inspections, replacements, installations) already required by those ADs. (See Schedule 1 for the full list of ADs.)  \n- Who pays: costs of complying with inspections, parts, labour and modifications fall on aircraft owners/operators and the maintenance organisations they engage.  \n- Who decides: CASA’s delegate exercises the administrative decision to revoke and re‑issue; operational decisions about timing and method of compliance are made by operators and maintenance providers subject to the ADs’ requirements.  \n- Compliance burden and implementation risk: because the measure re‑issues many separate instruments, operators and maintainers must make sure they consult the correct, newly re‑made AD text and check for any ADs on the Schedule that are marked as cancelled. There is a risk of confusion during the transition if systems or manuals still cite older consolidated AD references.  \n- Market and private enterprise effects: the instrument does not change substantive regulatory obligations; it maintains safety requirements that affect operating costs and maintenance scheduling. The administrative change could make it easier for maintenance providers to reference and track individual ADs, or could create short‑run administrative work to update compliance records and manuals.\n\n**Notable administrative details and items to watch\n\n- The action is taken under subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998 — so it is an exercise of delegated administrative power rather than primary legislation.  \n- Several listed AD entries are marked as “CANCELLED” in the Schedule (for example AD/CESSNA 310/5, AD/CESSNA 310/12, AD/CESSNA 310/20, AD/CESSNA 310/25, AD/CESSNA 310/52). Those cancellations mean the particular AD requirement is no longer in force; operators should confirm which requirements remain applicable.  \n- Many entries show “Amdt” (amendment) next to the AD number, indicating those directives have been subject to prior amendments; the re‑making keeps the latest amended text as published.\n\n**Trade‑offs and practical considerations\n\n- Benefit: re‑making ADs in identical published form preserves current safety requirements while potentially clarifying legal form and citation of each AD.  \n- Cost and opportunity cost: owners/operators must ensure records, maintenance programs and manuals reflect the re‑made ADs; this administrative update imposes modest compliance administration costs.  \n- Risk: transitional confusion if older consolidated references remain in use. The instrument does not change technical requirements, so it does not alter engineering or operational choices beyond administrative updating.\n\n(Reference: action and the list of affected ADs are set out in the instrument’s opening paragraph and Schedule 1.)"},"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":3,"scope_assessment":{"changed":false,"description":"This instrument performs a pure administrative restructure. The scope remains identical to the original intent — maintaining airworthiness of Cessna 310 aircraft. The note explicitly states each directive is re-made 'in exactly the same form' as previously published. No expansion of regulatory reach or substantive change to safety requirements."},"complexity_factors":["Single operative provision with straightforward binary action (revoke and remake)","No defined terms section — relies on external definitions in Civil Aviation Safety Regulations 1998","No conditional logic or nested exceptions within the instrument itself","Complexity is externalised: the 57 attached directives contain the technical detail, but this instrument is merely an administrative wrapper","Simple tabular schedule listing directive names and numbers","Cross-reference only to subregulation 39.001(1) of CASR 1998 (empowering provision)"],"plain_english_summary":"This CASA order revokes existing Airworthiness Directives for Cessna 310 series aeroplanes and re-issues them as 57 separate, standalone legal instruments. Each directive remains identical to its prior form; the change is administrative to make tracking, amending, or cancelling individual ADs easier.\n\nIt affects Cessna 310 owners/operators, licensed maintenance engineers, and service businesses. The ADs remain mandatory safety fixes covering fuel, landing gear, structural, engine/exhaust, and flight‑control issues."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-310-series-aeroplanes/documents"}}