{"id":"F2006B07790","name":"Airworthiness Directives 2004 - Revocation and Remaking - Cessna 150 F150 152 & F152 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50611,"registerId":"commonwealth-F2006B07790-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 150 F150 152 & F152 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 150, F150, 152 & F152 Series Aeroplanes\n\nAD Name AD Number\n\nCANCELLED AD/CESSNA 150/1\n\nMain Undercarriage U Bolts AD/CESSNA 150/2 Amdt 1\n\nMap Case AD/CESSNA 150/3\n\nStratoflex Fuel Hose - CANCELLED AD/CESSNA 150/4\n\nMain Undercarriage Attachment AD/CESSNA 150/5 Amdt 2\n\nVertical Fin AD/CESSNA 150/6\n\nRight Hand Muffler - CANCELLED AD/CESSNA 150/7 Amdt 1\n\nOil Pressure Line - CANCELLED AD/CESSNA 150/8\n\nRear Spar Attachment - CANCELLED AD/CESSNA 150/9\n\nPlastic Control Wheel AD/CESSNA 150/10 Amdt\n\nRear Spar - CANCELLED AD/CESSNA 150/11 Amdt\n\nSeat Belt Attachment AD/CESSNA 150/12\n\nGlove Box AD/CESSNA 150/13\n\nPneumatic Stall Warning System AD/CESSNA 150/14 Amdt\n\nTailplane Attachment AD/CESSNA 150/15 Amdt\n\nControl Systems AD/CESSNA 150/16 Amdt\n\nFlap Actuator - CANCELLED AD/CESSNA 150/17\n\nAileron Mass Balance Weight Attachment Rivets AD/CESSNA 150/18 Amdt\n\nSeat Frame AD/CESSNA 150/19\n\nFront Seat Restraint Installations AD/CESSNA 150/20\n\nWing Strut Attachment Strap AD/CESSNA 150/21\n\nAlternator Field Circuit Breaker AD/CESSNA 150/22 Amdt\n\nPre-Certification Requirements - CANCELLED AD/CESSNA 150/23 Amdt\n\nBeryl Aviation Filtrator Assembly AD/CESSNA 150/24\n\nEngine to Mount Attachment AD/CESSNA 150/25\n\nWing Flap Actuator Ball Nut Assemblies AD/CESSNA 150/26\n\nSeat Frame AD/CESSNA 150/27\n\nVertical Fin Attach Bracket Nutplate - CANCELLED AD/CESSNA 150/28 Amdt\n\nFuel Vent Tube AD/CESSNA 150/29 Amdt\n\n  \nExhaust Heat Exchanger AD/CESSNA 150/30 Amdt\n\nVertical Fin Attach Brackets, Nutplates and Fittings AD/CESSNA 150/31 Amdt\n\nHorizontal Stabiliser Forward Attachment AD/CESSNA 150/32 Amdt\n\nVented Fuel Caps AD/CESSNA 150/33 Amdt\n\nFlap Actuator Screw Mechanical Stop AD/CESSNA 150/34\n\nFlying Control System Turnbuckles AD/CESSNA 150/35\n\nWing Flap Operating System AD/CESSNA 150/36 Amdt\n\nFuel Quantity Placarding AD/CESSNA 150/37\n\nAileron Hinge Pin AD/CESSNA 150/38\n\nRudder Pedal Torque Tube AD/CESSNA 150/39\n\nSeat Adjustment Mechanism AD/CESSNA 150/40 Amdt\n\nElevator Torque Tube AD/CESSNA 150/41\n\nBattery/Battery Contactor Cable Routing AD/CESSNA 150/42\n\nAircraft Repair AD/CESSNA 150/43\n\nInstrument Panel Light Dimming Rheostat AD/CESSNA 150/44\n\nSTOL Conversion Wing Stall Fence AD/CESSNA 150/45\n\nFuel Strainer AD/CESSNA 150/46\n\nCigar Lighter Wiring AD/CESSNA 150/47\n\nUpper Shoulder Harness Adjuster Spring AD/CESSNA 150/48","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":"The legislation maintains its original narrow scope. It is purely administrative — revoking and remaking existing Airworthiness Directives for specific Cessna aircraft models without expanding into new regulatory territory or adding new substantive requirements."},"complexity_factors":["Simple administrative structure: single operative clause with two straightforward actions (revoke and remake)","No defined terms section — relies on external understanding of 'Airworthiness Directive' and aircraft model nomenclature","Minimal conditional logic: straightforward list format in Schedule 1 with binary status (cancelled vs active)","Cross-references limited to subregulation 39.001(1) of the Civil Aviation Safety Regulations 1998 and internal references to Schedule 1","No nested exceptions or complex temporal provisions","Length is short (approximately 1 page of substantive content plus tabular schedule)","Schedule 1 is a simple lookup table with three columns (AD Name, AD Number, status indicator)"],"plain_english_summary":"This CASA order revokes 48 existing Airworthiness Directives for Cessna 150/F150/152/F152 aeroplanes and reissues them as new legal instruments without changing their content. It’s a housekeeping move to ensure the safety rules remain legally valid under current regulations.\n\nOwners, operators and maintenance engineers of these Cessna models are affected because the directives remain mandatory though some listed ADs are cancelled."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"Scope unchanged: the instrument revokes and re‑issues the listed ADs in identical form. It is an administrative re‑issuance rather than a substantive amendment to the safety requirements (see opening instrument text and Schedule 1; Note)."},"complexity_factors":["Legal basis is a single, specific power (subregulation 39.001(1)) which narrows the decision-making gateway.","Instrument performs an administrative task (revocation and re‑making) rather than creating new substantive rules.","Large number of listed ADs in Schedule 1 increases administrative footprint and requires cross‑referencing each re‑made directive.","Note states each re‑made AD is identical to the latest published edition, reducing interpretive complexity but requiring users to consult those separate instruments (see Note and Schedule 1).","Operative discretion is concentrated in the delegate who signs the instrument (David Alan Villiers), but the text specifies limited substantive discretion in this instrument."],"plain_english_summary":"This instrument revokes a list of existing Airworthiness Directives (ADs) affecting Cessna 150/F150/152/F152 aeroplanes and re‑issues each AD as a separate, identical instrument. It is made by a delegate of the Civil Aviation Safety Authority under subregulation 39.001(1) (dated 20 December 2004). Owners, operators and maintenance organisations of the listed Cessna models remain subject to the same mandatory inspection and repair requirements; the reissue is administrative rather than substantive (see Schedule 1 and Note)."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-cessna-150-f150-152-f152-series-aeroplanes/documents"}}