{"id":"F2007L04755","name":"AD/ROBIN/4 Amdt 1 - Aileron/Flap Support Brackets","slug":"ad-robin-4-amdt-1-aileron-flap-support-brackets","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":71278,"registerId":"commonwealth-F2007L04755-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Robin Aviation Series Aeroplanes","sectionType":"division","heading":"Robin Aviation Series Aeroplanes","content":"### Robin Aviation Series Aeroplanes\n\n| AD/ROBIN/4 Amdt 1 | Aileron/Flap Support Brackets | 1/2008 |\n| ----------------- | ----------------------------- | ------ |\n\n| Applicability: | Model R2100, R2100A, R2112, R2120U, R2160, R2160D, and R2160i aircraft, serial numbers 001 through 378.                                                                                                                                                                                                                                                                                  |\n| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Inspect in accordance with Avions Pierre Robin Service Bulletin (SB) No. 90.If cracking is detected, before further flight, incorporate the modification in accordance with SB No. 90.Note: NZ CAA AD DCA/R2000/13 and DGAC AD F-1982-070 refer.                                                                                                                                         |\n| Compliance:    | Unless the initial inspection is already accomplished, within 50 hours time in service after 17 January 2008, and thereafter at intervals not to exceed 50 hours time in service; until modified in accordance with SB No. 90.                                                                                                                                                           |\n|                | This Amendment becomes effective on 17 January 2008.                                                                                                                                                                                                                                                                                                                                     |\n| Background:    | The manufacturer reported cracking adjacent to the attachment points of the left and right aileron/flap common support brackets and corresponding wing skin areas.Amendment 1 is issued to align this Directive with the related NZ CAA Directive which was issued as a result of Alpha Aviation becoming the Type Certificate holder for Model HR 200 and Model R 2000 series aircraft. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n29 November 2007","sortOrder":0},{"sectionNumber":"AD/ROBIN/4 Amdt 1","sectionType":"part","heading":"AD/ROBIN/4 Amdt 1","content":"## AD/ROBIN/4 Amdt 1","sortOrder":1},{"sectionNumber":"Aileron/Flap Support Brackets","sectionType":"part","heading":"Aileron/Flap Support Brackets","content":"## Aileron/Flap Support Brackets","sortOrder":2},{"sectionNumber":"1/2008","sectionType":"part","heading":"1/2008","content":"## 1/2008","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":true,"description":"Amendment 1 was issued to align this Directive with the related New Zealand CAA Directive (and references to DGAC AD) following a Type Certificate holder change (Alpha Aviation). The operational requirements (inspection interval, conditional modification) remain the mechanism, but the amendment explicitly harmonises this AD with overseas directives, affecting the regulatory basis and cross‑jurisdictional conformity."},"complexity_factors":["Single, narrowly targeted requirement (inspection + conditional modification) keeps substantive complexity low.","Applicability limited to specific models and serial numbers (001–378) requires operators to cross-check fleet lists.","Dependence on an external document (Avions Pierre Robin Service Bulletin No. 90) shifts substantive implementation details outside the AD.","Short recurring interval (every 50 hours TIS) increases operational/maintenance burden and potential downtime for affected operators.","Immediate grounding risk if cracking is detected (\"before further flight\"), creating high-consequence compliance decisions.","Alignment with NZ CAA and DGAC directives introduces cross-jurisdictional regulatory reference points to consider."],"plain_english_summary":"Mandates initial and recurring inspections of the aileron/flap common support brackets on specified Robin models (serials 001–378) per Avions Pierre Robin Service Bulletin No. 90; if cracking is found, operators must incorporate the SB modification before further flight. Compliance requires the first inspection within 50 hours time in service after 17 January 2008 and repeat inspections every 50 hours until the modification is done. Affects owners/operators who bear inspection, repair and downtime costs; issued to align this AD with related NZ and French directives."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a targeted safety directive addressing a specific structural defect in defined aircraft models. The amendment merely aligns the directive with related New Zealand regulations following a change in Type Certificate holder — it does not expand the scope beyond the original safety purpose."},"complexity_factors":["Very short document (under 300 words)","Only 3 substantive sections: applicability, requirement, and compliance","No defined terms section or interpretation provisions","Single cross-reference to external technical document (Service Bulletin No. 90)","Simple conditional logic: 'if cracking detected, then modify before flight'","Straightforward compliance timeline with single trigger date"],"plain_english_summary":"CASA requires owners/operators of specified Robin Aviation R2100–R2160 series (S/N 001–378) to inspect aileron/flap support brackets for cracks; any cracked bracket grounds the aircraft until the mandated modification is completed. Inspections must start within 50 flight hours of 17 January 2008 and repeat every 50 hours until the modification is done.\n\nThe directive affects owners, operators and maintenance organisations; it responds to cracking at bracket-to-wing attachment points and aligns Australia’s rules with New Zealand after Alpha Aviation assumed type responsibility."},"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"}},"importantCases":[],"_links":{"self":"/api/acts/ad-robin-4-amdt-1-aileron-flap-support-brackets","history":"/api/acts/ad-robin-4-amdt-1-aileron-flap-support-brackets/history","analysis":"/api/acts/ad-robin-4-amdt-1-aileron-flap-support-brackets/analysis","conflicts":"/api/acts/ad-robin-4-amdt-1-aileron-flap-support-brackets/conflicts","importantCases":"/api/acts/ad-robin-4-amdt-1-aileron-flap-support-brackets/important-cases","documents":"/api/acts/ad-robin-4-amdt-1-aileron-flap-support-brackets/documents"}}