{"id":"F2008L02930","name":"AD/BEECH 23/48 - Ailerons","slug":"ad-beech-23-48-ailerons","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":74860,"registerId":"commonwealth-F2008L02930-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Beechcraft 19, 23 and 24 Series Aeroplan","sectionType":"division","heading":"Beechcraft 19, 23 and 24 Series Aeroplanes","content":"### Beechcraft 19, 23 and 24 Series Aeroplanes\n\n| AD/BEECH 23/48 | Ailerons | 9/2008 |\n| -------------- | -------- | ------ |\n\n| Applicability: | Models A23-19, 19A, M19A, and B19 aircraft, serial numbers MB-1 throughMB-545, and MB-547.Models 23, A23, A23A, B23, and C23 aircraft, serial numbers M-2 through M-1415.Models A-23-24 and A24 aircraft, MA-1 through MA-368.Model A24R aircraft, serial numbers MC-2 through MC-127. |\n| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Install a Beech part number 169-110000-481 strap in both the left and right wing trailing edge in accordance with Beechcraft Service Instruction No. 0510-032, or later approved revision.Note: FAA AD 76-25-05 Amdt 39-2789 refers.                                                   |\n| Compliance:    | Unless already accomplished, within 60 days after the effective date of this Directive.                                                                                                                                                                                                |\n|                | This Airworthiness Directive becomes effective on 28 August 2008.                                                                                                                                                                                                                      |\n| Background:    | The actions required by this Directive are intended to prevent interchanging the left and right ailerons during reinstallation, which would result in reversed aileron control response. This Directive is issued to ensure compliance of future imported aircraft.                    |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n18 July 2008","sortOrder":0},{"sectionNumber":"AD/BEECH 23/48","sectionType":"part","heading":"AD/BEECH 23/48","content":"## AD/BEECH 23/48","sortOrder":1},{"sectionNumber":"Ailerons","sectionType":"part","heading":"Ailerons","content":"## Ailerons","sortOrder":2},{"sectionNumber":"9/2008","sectionType":"part","heading":"9/2008","content":"## 9/2008","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 Airworthiness Directive with a narrow, specific safety purpose. The scope remains tightly focused on preventing aileron reversal in specific Beechcraft models through a single mechanical modification."},"complexity_factors":["Single, specific mechanical requirement (install one part number)","Clear applicability table with explicit model and serial number ranges","Single compliance deadline (60 days from effective date)","No nested exceptions or conditional logic","No cross-references to other legislation (only references a Beechcraft service instruction and FAA AD for background)","Short document with minimal defined terms"],"plain_english_summary":"This AD requires owners/operators of certain Beechcraft 19, 23 and 24 series aeroplanes (specified by serial number) to fit a metal strap (P/N 169-110000-481) in both wings to prevent accidental left/right aileron swapping during maintenance. It addresses a critical control-reversal hazard that can cause loss of control and applies to affected aircraft not already modified; compliance was due within 60 days of 28 Aug 2008."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive sticks to its original safety-focused scope: fit a specified strap to both ailerons on defined Beechcraft models/serial ranges to prevent left/right interchange and reversed control response. It does not expand obligations beyond the listed aircraft, the specified part and the instruction-based installation requirement; it also emphasises future imported-aircraft compliance."},"complexity_factors":["Limited technical action: a single part installation (strap) on each wing reduces procedural complexity.","Precise applicability: multiple specific models and serial-number ranges require careful aircraft identification.","Regulatory dependency: compliance requires following a named Beechcraft Service Instruction or an approved later revision.","Time pressure: fixed 60-day compliance window creates a near-term scheduling and cost obligation for owners.","Safety-critical outcome: small installation error has high operational risk (reversed aileron control) increasing verification burden.","Cross-reference: notes FAA AD 76-25-05, creating cross-jurisdictional traceability for imported aircraft documentation."],"plain_english_summary":"Requires owners/operators of specified Beechcraft 19, 23 and 24 series aircraft to install Beech part number 169-110000-481 straps on both left and right wing trailing edges in accordance with Beechcraft Service Instruction No. 0510-032 (or later). CASA issued the directive to prevent reversed aileron reinstallation; compliance is mandatory within 60 days of the effective date. Owners pay for parts and installation, and maintenance personnel must follow the service instruction when reinstalling ailerons to avoid reversed control response."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-23-48-ailerons","history":"/api/acts/ad-beech-23-48-ailerons/history","analysis":"/api/acts/ad-beech-23-48-ailerons/analysis","conflicts":"/api/acts/ad-beech-23-48-ailerons/conflicts","importantCases":"/api/acts/ad-beech-23-48-ailerons/important-cases","documents":"/api/acts/ad-beech-23-48-ailerons/documents"}}