{"id":"F2006B07955","name":"Airworthiness Directives 2004 - Revocation and Remaking - Piper PA-25 (Pawnee) Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":114994,"registerId":"commonwealth-F2006B07955-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Piper PA-25 (Pawnee) 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\nPiper PA-25 (Pawnee) Series Aeroplanes\n\nAD Name AD Number\n\nFin Post - Modification AD/PA-25/1\n\nMain Undercarriage Vee Assemblies - Inspection AD/PA-25/2 Amdt 1\n\nSuperseded by AD/PA-25/4 - CANCELLED AD/PA-25/3\n\nFront Spar Attachment Fittings - Modification AD/PA-25/4\n\nFront and Rear Spar Fuselage Attachment Fittings - Inspection - CANCELLED AD/PA-25/5 Amdt 3\n\nCANCELLED AD/PA-25/6\n\nMain Undercarriage Safety Cable - Installation AD/PA-25/7\n\nImproved Protection from Crash Fires AD/PA-25/8\n\nSealing of Rear Fuel Tank Bay AD/PA-25/9\n\nJury Struts - Inspection and Modification AD/PA-25/10\n\nHopper Modification - Dump Requirement AD/PA-25/11 Amdt 2\n\nExhaust System - Inspection AD/PA-25/12 Amdt 2\n\nFuel Line - Modification AD/PA-25/13\n\nFire Protection - Modification - Relocation of Primer Line AD/PA-25/14\n\nMain Landing Gear Shock Strut - Inspection and Modification AD/PA-25/15\n\nTail Wheel Spring Bolts - Replacement AD/PA-25/16 Amdt 2\n\nFuselage Structure - Corrosion AD/PA-25/17 Amdt 4\n\nJury Strut - Modification AD/PA-25/18\n\nEngine Mount - Inspection AD/PA-25/19\n\nElevator Cable Link Assembly - Modification AD/PA-25/20\n\nTop Longeron - Modification AD/PA-25/21 Amdt 3\n\nFuel Tank Vent System - Modification AD/PA-25/22\n\nFuel Tank Placard - Modification AD/PA-25/23\n\nElevator Control Cable Rear Turnbuckles - Inspection AD/PA-25/24\n\nFuel Cell Vent - Modification AD/PA-25/25\n\nCANCELLED AD/PA-25/26\n\nCANCELLED AD/PA-25/27 Amdt 1\n\nInertia Reel Installation AD/PA-25/28\n\nWing Strut - Inspection AD/PA-25/29\n\n  \nPrimary Control Cable Turnbuckles - Inspection AD/PA-25/30\n\nRapid Throttle Movement - Warning Placard AD/PA-25/31\n\nFuselage Structure - Inspection AD/PA-25/32\n\nWing Forward Spar - Inspection and Modification AD/PA-25/33 Amdt 2\n\nPassenger Seat Restraint Installation AD/PA-25/34\n\nModification - Placard and Spray Equipment AD/PA-25/35 Amdt 2\n\nFuselage Wing Spar Attachment Fittings AD/PA-25/36 Amdt 3\n\nGoodyear Fuel Cells - Inspection AD/PA-25/37\n\nFuel System AD/PA-25/38\n\nFuel Tank AD/PA-25/39 Amdt 1\n\nWing Lift Struts AD/PA-25/40 Amdt 8\n\nEngine Air Filter AD/PA-25/41","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":4,"scope_assessment":{"changed":false,"description":"This instrument maintains the exact same scope as the original directives. The note explicitly states each directive is being re-made 'in exactly the same form as appears in the latest published edition.' This is a pure continuation instrument with no expansion of regulatory reach."},"complexity_factors":["Multiple instruments consolidated: revokes and re-makes 41 separate airworthiness directives in one legislative act","External references: each directive is 'attached' but not reproduced in full in the instrument itself—requires cross-referencing to CASA's published directive database","Technical aviation terminology throughout (e.g., 'jury struts', 'longerons', 'turnbuckles', 'vee assemblies') assumes specialized knowledge","Regulatory nesting: operates under subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998, requiring understanding of the parent regulatory framework","Mixed status directives: includes active directives, amended directives (e.g., 'Amdt 8'), and cancelled directives, creating a complex historical record","Delegated legislative authority: made by a delegate of CASA rather than the Authority itself, adding a layer of administrative law complexity"],"plain_english_summary":"This instrument revokes and re-issues 41 existing Civil Aviation Safety Authority airworthiness directives for the Piper PA-25 Pawnee, keeping the technical requirements unchanged so the safety orders remain legally current.  \n\nIt matters to PA-25 owners, operators, and maintenance engineers in agricultural aviation because compliance with these mandatory inspections and repairs is required to keep the aircraft airworthy and protect pilots and people on the ground."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument does not change the substantive scope of the listed Airworthiness Directives. It revokes earlier instruments listed in Schedule 1 and re‑makes each AD as a separate instrument under the delegate's authority (subregulation 39.001(1)); the accompanying note states the re‑made ADs are identical to their latest published editions, so obligations and coverage remain the same."},"complexity_factors":["Instrument is primarily administrative: it both revokes and re‑makes the listed ADs (operative clauses (a) and (b)); authority cited: subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998.","Schedule 1 lists a large number of ADs (many with amendment numbers and some marked CANCELLED or superseded), increasing the administrative effort to identify the currently applicable directives.","Note states each attached AD is re‑made in exactly the same form as the latest published edition, which preserves substantive requirements but requires accurate cross‑referencing to the 'latest published' texts.","Presence of cancelled and superseded AD entries in the schedule can create ambiguity for operators about which instruments are active without careful record checks (Schedule 1 entries).","Decision‑maker is a CASA delegate—power is exercised by delegation rather than full-body rulemaking, limiting who decides but not altering AD content.","Compliance burden remains with aircraft owners/operators and maintenance organisations who must implement and record compliance with the ADs; the instrument does not relieve or alter those obligations."],"plain_english_summary":"This instrument revokes a list of Airworthiness Directives for Piper PA‑25 (Pawnee) aeroplanes and re‑issues each as a separate Airworthiness Directive. It applies to owners, operators and maintenance organisations responsible for those aircraft because they must continue to follow the listed ADs. The delegate acts under subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998; each re‑made AD is stated to be identical to its latest published edition, so legal obligations remain unchanged and this is an administrative re‑issuance."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-piper-pa-25-pawnee-series-aeroplanes/documents"}}