{"id":"F2009L01490","name":"AD/CESSNA 208/25 - Aileron Upper Quadrant Carry-Through Cable Attachment","slug":"ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":78082,"registerId":"commonwealth-F2009L01490-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Cessna 208 Series Aeroplanes","sectionType":"division","heading":"Cessna 208 Series Aeroplanes","content":"### Cessna 208 Series Aeroplanes\n\n| AD/CESSNA 208/25 | Aileron Upper QuadrantCarry-Through Cable Attachment | 5/2009 |\n| ---------------- | ---------------------------------------------------- | ------ |\n\n| Applicability: | Model 208 aircraft, serial numbers 20800001 through 20800415 and 20800417 through 20800419.Model 208B aircraft, serial numbers 208B0001 through 208B1081, 208B1083 through 208B1215, 208B1217 through 208B1257, 208B1259 through 208B1305, 208B1307, and 208B1309 through 208B1310.                                                                                                                              |\n| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Modify the aileron carry-through cable attachment to the aileron upper quadrant with parts of improved design, in accordance with the Accomplishment Instructions in Cessna Caravan Service Bulletin CAB08-6 dated 27 October 2008, or later FAA approved revision.Note: FAA AD 2009-05-12 Amdt 39-15836 refers.                                                                                                 |\n| Compliance:    | Within 100 hours time in service or 6 months after 7 May 2009, whichever occurs first.                                                                                                                                                                                                                                                                                                                           |\n|                | This Airworthiness Directive becomes effective on 7 May 2009.                                                                                                                                                                                                                                                                                                                                                    |\n| Background:    | The FAA received reports of a “catch” in the aileron control system when the control yoke is turned. The actions required by this Directive are intended to prevent the cable attach fitting on the aileron upper quadrant assembly from rotating and possibly contacting or interfering with the aileron lower quadrant assembly, which could result in limited roll control and reduced handling capabilities. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n26 March 2009","sortOrder":0},{"sectionNumber":"AD/CESSNA 208/25","sectionType":"part","heading":"AD/CESSNA 208/25","content":"## AD/CESSNA 208/25","sortOrder":1},{"sectionNumber":"Aileron Upper QuadrantCarry-Through Cabl","sectionType":"part","heading":"Aileron Upper QuadrantCarry-Through Cable Attachment","content":"## Aileron Upper Quadrant  \nCarry-Through Cable Attachment","sortOrder":2},{"sectionNumber":"5/2009","sectionType":"part","heading":"5/2009","content":"## 5/2009","sortOrder":3}],"analysis":{"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":2,"scope_assessment":{"changed":false,"description":"This is a standard, targeted Airworthiness Directive addressing a specific mechanical defect in a specific aircraft type. The scope remains precisely limited to the aileron cable attachment issue identified in the background section."},"complexity_factors":["Single, specific mechanical modification required","Only 2 aircraft models affected with clearly enumerated serial number ranges","Single compliance pathway (follow Cessna Service Bulletin CAB08-6)","Simple time-based compliance trigger (100 hours OR 6 months)","No nested exceptions, conditional logic, or alternative compliance methods","Minimal cross-referencing (only one FAA AD mentioned in a note)","No defined terms section — all technical terms are standard aviation nomenclature"],"plain_english_summary":"CASA orders owners/operators of specified early Cessna 208 and 208B Caravans to replace or modify the aileron carry-through cable attachment to stop the fitting from rotating and jamming.  \n\nWork must follow Cessna Service Bulletin CAB08-6 within 100 flight hours or six months after 7 May 2009, because the jam can cause partial loss of roll control — a serious flight-safety hazard."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The instrument enforces a corrective modification described in the source (linked to FAA AD 2009-05-12) limited to specified serial-numbered Cessna 208/208B aircraft. It implements a targeted safety fix (prevent rotation and interference of the aileron cable attach fitting) and does not broaden applicability or add new regulatory powers beyond requiring the specified modification within the stated compliance period."},"complexity_factors":["Narrow applicability by serial number (Applicability table) — requires operators to check serial ranges precisely","Technical modification must follow Cessna Caravan Service Bulletin CAB08-6 Accomplishment Instructions (Requirement) — involves parts and maintenance procedures","Compliance deadline: within 100 hours time in service or 6 months from 7 May 2009 (Compliance) — scheduling and operational disruption risk","Allows later FAA-approved revisions to the service bulletin (Requirement) — introduces dependency on FAA approvals and revision control","Implementation requires certified maintenance resources and acquisition of improved-design parts — direct cost to operators","Directive is mandatory with an effective date (becomes effective on 7 May 2009) — limited administrative discretion for operators"],"plain_english_summary":"This Airworthiness Directive mandates that specified Cessna 208 and 208B aircraft must have the aileron upper-quadrant carry-through cable attachment modified using improved-design parts per Cessna Caravan Service Bulletin CAB08-6 (or a later FAA-approved revision). Operators of the listed serial-numbered aeroplanes must complete the change within 100 flight hours or six months from 7 May 2009. The stated aim is to stop the cable attach fitting rotating and interfering with the lower quadrant, which could limit roll control."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment","history":"/api/acts/ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment/history","analysis":"/api/acts/ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment/analysis","conflicts":"/api/acts/ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment/conflicts","importantCases":"/api/acts/ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment/important-cases","documents":"/api/acts/ad-cessna-208-25-aileron-upper-quadrant-carry-through-cable-attachment/documents"}}