{"id":"F2009L02814","name":"AD/CESSNA 150/10 Amdt 3 - Plastic Control Wheel","slug":"ad-cessna-150-10-amdt-3-plastic-control-wheel","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":80059,"registerId":"commonwealth-F2009L02814-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Cessna 150, F150, 152 & F152 Series Aero","sectionType":"division","heading":"Cessna 150, F150, 152 & F152 Series Aeroplanes","content":"### Cessna 150, F150, 152 & F152 Series Aeroplanes\n\n| AD/CESSNA 150/10 Amdt 3 | Plastic Control Wheel | 8/2009 |\n| ----------------------- | --------------------- | ------ |\n\n| Applicability: | All models fitted with plastic control wheels.                                                                                                                                                                                                                                                                                                                                                                                              |\n| -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with Cessna Service Letter (SL) No. 64-8.                                                                                                                                                                                                                                                                                                                                                                              |\n| Compliance:    | At intervals not exceeding 500 hours TIS following compliance with previous issue of this AD in accordance with Cessna Service Letter (SL) No. 64-8.                                                                                                                                                                                                                                                                                        |\n|                | This Amendment becomes effective on 30 July 2009.                                                                                                                                                                                                                                                                                                                                                                                           |\n| Background:    | This AD requires an inspection following reports of in service cracking and failures of plastic control wheels. The requirement documents for the inspection were Cessna Service Letter (SL) No. 62-44 and 64-8.As an inspection carried out in accordance with SL 64-8 supersedes the inspection required by SL 62-44, this amendment deletes SL 62-44. No change has been made to the compliance period for requirement document SL 64-8. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n17 June 2009","sortOrder":0},{"sectionNumber":"AD/CESSNA 150/10 Amdt 3","sectionType":"part","heading":"AD/CESSNA 150/10 Amdt 3","content":"## AD/CESSNA 150/10 Amdt 3","sortOrder":1},{"sectionNumber":"Plastic Control Wheel","sectionType":"part","heading":"Plastic Control Wheel","content":"## Plastic Control Wheel","sortOrder":2},{"sectionNumber":"8/2009","sectionType":"part","heading":"8/2009","content":"## 8/2009","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":true,"description":"The amendment removes the earlier inspection document (SL 62‑44) and substitutes reliance on Cessna Service Letter No. 64‑8 for the required inspection. Applicability (all affected models with plastic control wheels) and the compliance interval (500 hours TIS) remain unchanged."},"complexity_factors":["Single, recurring mandated action (inspect per SL 64‑8) with a clear 500‑hour interval","Reliance on an external technical document (Cessna Service Letter No. 64‑8) for inspection procedure","Applicability determination limited to aircraft fitted with plastic control wheels","Administrative elements: effective date (30 July 2009) and CASA delegation noted","Deletion of a prior requirement document (SL 62‑44) — requires cross‑referencing service letters"],"plain_english_summary":"This Airworthiness Directive requires owners/operators of Cessna 150/150F/152/152F aeroplanes fitted with plastic control wheels to inspect those wheels and follow the procedures in Cessna Service Letter No. 64‑8. Inspections must be repeated at intervals not exceeding 500 hours time‑in‑service.\n\nThe amendment removes the earlier inspection document (SL 62‑44) while keeping the same 500‑hour interval. Aircraft owners/operators pay for inspections and any repairs. The directive took effect 30 July 2009 (Delegate: CASA)."},"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":2,"scope_assessment":{"changed":false,"description":"This amendment maintains the original scope. It is a minor administrative update that removes a superseded inspection reference (SL 62-44) while keeping the same safety requirement and compliance timeframe. The scope remains focused solely on plastic control wheel inspections for the specified Cessna aircraft models."},"complexity_factors":["Very short document (approximately 200 words of substantive content)","Only 1 defined term implied (TIS - Time In Service)","Single cross-reference to external document (Cessna Service Letter No. 64-8)","No nested conditional logic or exceptions","Straightforward compliance requirement with fixed interval (500 hours)","Amendment actually simplifies by removing redundant reference to SL 62-44"],"plain_english_summary":"This AD mandates repetitive inspections of plastic control wheels on certain Cessna 150-series (150/F150/152/F152) for cracks or damage, using Cessna Service Letter SL 64-8. It affects owners, operators and maintenance organizations and requires checks every 500 hours TIS. Issued after in-service cracking/failures, the amendment removes an older inspection method and preserves the current safety standard."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-150-10-amdt-3-plastic-control-wheel","history":"/api/acts/ad-cessna-150-10-amdt-3-plastic-control-wheel/history","analysis":"/api/acts/ad-cessna-150-10-amdt-3-plastic-control-wheel/analysis","conflicts":"/api/acts/ad-cessna-150-10-amdt-3-plastic-control-wheel/conflicts","importantCases":"/api/acts/ad-cessna-150-10-amdt-3-plastic-control-wheel/important-cases","documents":"/api/acts/ad-cessna-150-10-amdt-3-plastic-control-wheel/documents"}}