{"id":"F2006B07720","name":"Airworthiness Directives 2004 - Revocation and Remaking - AlliedSignal (Lycoming) Turbine Engines - LTS 101 Series","slug":"airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50452,"registerId":"commonwealth-F2006B07720-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 - AlliedSignal (Lycoming) Turbine Engines - LTS 101 Series","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\nAlliedSignal (Lycoming) Turbine Engines - LTS 101 Series\n\nAD Name AD Number\n\nLife Limited Components - CANCELLED AD/LTS/1 Amdt 8\n\nInspection of Torque Applied to Number Ten Bearing Outer Race Nut 4-082- AD/LTS/2\n\nPower Turbine Governor - Functional Check/Replacement AD/LTS/3\n\nGas Producer Turbine AD/LTS/4 Amdt 1\n\nOil System Flow Distribution and Contamination - CANCELLED AD/LTS/5 Amdt 1\n\nOil System Flow Distribution and Contamination - CANCELLED AD/LTS/6 Amdt 1\n\nPower Turbine Rotor AD/LTS/7 Amdt 2\n\nNumber 4 Bearing Distress AD/LTS/8\n\nNumber 3 and 4 Bearing Monitoring AD/LTS/9 Amdt 2\n\nNumber Two Bearing AD/LTS/10\n\nEngine Electronic Overspeed Protection System AD/LTS/11\n\nCast Material Axial Compressor AD/LTS/12\n\nImproved Power Turbine Retention AD/LTS/13\n\nPower Turbine Rotor AD/LTS/14\n\nGas Generator Rotor AD/LTS/15\n\nRigid Tube Fuel Manifold AD/LTS/16\n\nCompressor Impeller AD/LTS/17","sortOrder":0}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This instrument maintains the exact same scope as the original directives. It is purely a technical remaking exercise under new regulatory powers, with an explicit note that each directive is re-made 'in exactly the same form' as previously published. No expansion or contraction of scope has occurred."},"complexity_factors":["Very short instrument (approximately 300 words)","Only 1 defined term implicitly used (subregulation 39.001(1) reference)","No conditional logic or nested exceptions","Simple two-part structure: (a) revoke, (b) remake","Schedule 1 is a straightforward table listing 17 ADs with minimal detail","No cross-references to other legislation beyond the enabling regulation","Explicitly states directives are re-made 'in exactly the same form' — no substantive changes to analyse"],"plain_english_summary":"This instrument formally revokes and re-issues 17 existing Airworthiness Directives for AlliedSignal (Lycoming) LTS 101 series turbine engines, keeping the exact same requirements. It’s an administrative repackaging to align the ADs with updated regulatory frameworks; owners, operators, and maintenance organisations must continue to comply with the unchanged legal safety obligations."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument purely revokes and re-issues the listed ADs in the same form; it does not alter the substantive scope or requirements of those ADs. Obligations on owners, operators and maintenance organisations remain the same, though they must rely on the re-made instruments for compliance. Schedule entries marked 'CANCELLED' remain noted as cancelled in the administrative action."},"complexity_factors":["Administrative action: simple revoke-and-reissue mechanism under a single delegated power (subregulation 39.001(1)).","Number of instruments: schedule lists many separate ADs, increasing operational review burden for affected operators.","No substantive change declared: note states each AD is re-made in identical form, reducing legal-change complexity but preserving existing compliance obligations.","Cross-references: reliance on existing AD texts and attachments means users must consult multiple linked documents to determine precise obligations.","Mixed status entries: some ADs in the schedule are marked CANCELLED, requiring care to interpret current applicability.","Delegated decision-making: power exercised by an authorised delegate rather than primary legislation, concentrating procedural discretion."],"plain_english_summary":"This instrument revokes a listed set of airworthiness directives (ADs) for AlliedSignal (Lycoming) LTS 101 turbine engines and re-issues each one as a separate directive in the same form. It affects aircraft owners, operators, maintenance organisations and the regulator because those ADs set mandatory maintenance or inspection duties.\n\nThe delegate acts under subregulation 39.001(1) to perform an administrative remaking; the substantive requirements do not change, but affected parties must consult the re-made instruments and may bear modest administrative costs to update compliance records."},"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"}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-alliedsignal-lycoming-turbine-engines-lts-101-/documents"}}