{"id":"F2010L02994","name":"AD/ROBIN/40 Amdt 1 - Nose Landing Gear Bracket","slug":"ad-robin-40-amdt-1-nose-landing-gear-bracket","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":85030,"registerId":"commonwealth-F2010L02994-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/40 Amdt 1 | Nose Landing Gear Bracket | 23/2010 |\n| ------------------ | ------------------------- | ------- |\n\n| Applicability: | Model R 2100, R 2100 A, R 2112, R 2120 U, and R 2160 D aircraft, serial numbers 001 through 378.Model R 2160 aircraft, serial numbers 001 through 378, and serial numbers160A-06001 and subsequent.Model R 2160i aircraft, serial numbers 001 through 378, and serial numbers160Ai-07007 and subsequent.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |\n| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with Avions Pierre Robin Service Bulletin (SB) No. 101 Revision 3.Note: NZ CAA AD DCA/R2000/15A refers.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |\n| Compliance:    | Compliance times remain unchanged from 17 January 2008.For support plates with a width of less than 84mm:Within 100 hours time in service after 17 January 2008, unless already accomplished within the last 100 hours time in service. If no cracking is detected, inspect thereafter at intervals not to exceed 100 hours time in service.If cracks are detected, determine the crack dimensions in accordance with SB No. 101 Revision 3.If cracks are within the allowable criteria of SB No. 101 Revision 3, inspect at intervals not to exceed 25 hours time in service.If cracks are outside the allowable criteria of SB No. 101 Revision 3, before further flight, accomplish an approved manufacturer repair, in accordance with SB No. 101 Revision 3.For support plates with a width of 84mm:Within 500 hours time in service after 17 January 2008, unless already accomplished within the last 500 hours time in service. If no cracking is detected, inspect thereafter at intervals not to exceed 500 hours time in service. |\n|                | If cracks are detected, determine the crack dimensions in accordance with SBNo. 101 Revision 3.If cracks are within the allowable criteria of SB No. 101 Revision 3, inspect at intervals not to exceed 25 hours time in service.If cracks are outside the allowable criteria of SB No. 101 Revision 3, before further flight, accomplish an approved manufacturer repair, in accordance with SB No. 101 Revision 3.This Airworthiness Directive becomes effective on 19 November 2010.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |\n| Background:    | The manufacturer received reports of cracking of the weld securing the nose wheel steering bracket to the nose landing gear leg.This Directive was issued in response to 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. The requirements of this Directive were previously contained in AD/ROBIN/7 Amdt 2.Amendment 1 of this AD has been raised as a result of EASA cancelling DGAC AD F-1983-206(A)R3 and issuing EASA AD 2010-0231. This amendment removes reference to being applicable to Model HR 200/100, HR 200/100S, HR 200/120, HR 200/120B, and HR 200/160 aircraft, serial numbers 001 through 378, which are now covered by EASA AD 2010-0231.                                                                                                                                                                                                                                                             |\n\n![](image.001.png)\n\nMike Higgins  \nDelegate of the Civil Aviation Safety Authority\n\n9 November 2010","sortOrder":0},{"sectionNumber":"AD/ROBIN/40 Amdt 1","sectionType":"part","heading":"AD/ROBIN/40 Amdt 1","content":"## AD/ROBIN/40 Amdt 1","sortOrder":1},{"sectionNumber":"Nose Landing Gear Bracket","sectionType":"part","heading":"Nose Landing Gear Bracket","content":"## Nose Landing Gear Bracket","sortOrder":2},{"sectionNumber":"23/2010","sectionType":"part","heading":"23/2010","content":"## 23/2010","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":6,"scope_assessment":{"changed":true,"description":"Amendment 1 narrows the Directive's scope by removing applicability to HR 200 series aircraft (previously listed) because those models are now covered by EASA AD 2010-0231. The AD notes the requirements were previously contained in AD/ROBIN/7 Amdt 2 (Background)."},"complexity_factors":["Multiple affected models with detailed serial-number ranges and additional serial exceptions (Applicability).","Different inspection intervals tied to measured support-plate width (<84 mm: 100 hrs; 84 mm: 500 hrs) and to crack detection (Compliance).","Escalating actions depending on crack dimensions: more frequent inspections if within allowable criteria; mandatory approved manufacturer repair before flight if outside criteria (Compliance).","Dependence on an external technical document for compliance: Avions Pierre Robin SB No. 101 Revision 3 governs inspection method, allowable criteria, and approved repairs (Requirement).","Cross-reference to other aviation authorities and prior directives: NZ CAA AD DCA/R2000/15A and removal of certain models due to EASA AD 2010-0231 (Background).","Implementation and compliance burdens fall on operators/owners (inspection, measurement, recordkeeping, and repair costs) and require technical judgement to apply SB criteria (Compliance).","Regulatory history and amendments (previously in AD/ROBIN/7 Amdt 2; amendment removes models now covered by EASA AD) increase interpretive complexity (Background)."],"plain_english_summary":"This Airworthiness Directive requires owners/operators of specified Robin models and serial-number ranges to inspect the weld and support plates that attach the nose wheel steering bracket and to carry out approved repairs if cracking exceeds allowable criteria. Inspections, intervals and repair actions must follow Avions Pierre Robin Service Bulletin No. 101 Revision 3. It affects operators’ maintenance schedules and repair costs and aims to ensure continued airworthiness of the listed aeroplanes."},"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":4,"scope_assessment":{"changed":true,"description":"This amendment narrows the scope compared to the original directive. The original AD/ROBIN/40 covered additional HR 200 series aircraft (HR 200/100, HR 200/100S, HR 200/120, HR 200/120B, and HR 200/160). Amendment 1 removes these models because they are now covered by a European Aviation Safety Agency (EASA) directive instead. The scope has contracted to focus only on the R-series Robin aircraft, reflecting a shift in regulatory responsibility for the HR 200 models to European authorities after Alpha Aviation became the Type Certificate holder."},"complexity_factors":["Multiple conditional compliance paths based on support plate width (84mm threshold creates two distinct inspection regimes)","Nested conditional logic: inspection intervals change based on whether cracks are detected, then change again based on crack dimensions relative to manufacturer criteria","Cross-reference to external technical document (Avions Pierre Robin Service Bulletin No. 101 Revision 3) which contains the actual repair procedures and dimensional criteria","Reference to international regulatory coordination (NZ CAA AD, EASA AD 2010-0231, cancelled DGAC AD)","Multiple effective dates and compliance time calculations anchored to 17 January 2008 baseline","Serial number ranges with non-standard formatting (e.g., '160A-06001 and subsequent')","Amendment structure requires understanding of what was removed (HR 200 series) versus what remains"],"plain_english_summary":"This CASA Airworthiness Directive mandates inspections and, if needed, repairs of the nose landing-gear bracket weld on specified Robin Aviation light-aircraft models and serial-number ranges to prevent weld cracking that could cause loss of ground steering or gear collapse.\n\nIt updates previous coverage—removing several HR 200 models now regulated by Europe—and sets recurring inspection intervals and corrective-action requirements to ensure continued safe taxi, takeoff and landing."}},"importantCases":[],"_links":{"self":"/api/acts/ad-robin-40-amdt-1-nose-landing-gear-bracket","history":"/api/acts/ad-robin-40-amdt-1-nose-landing-gear-bracket/history","analysis":"/api/acts/ad-robin-40-amdt-1-nose-landing-gear-bracket/analysis","conflicts":"/api/acts/ad-robin-40-amdt-1-nose-landing-gear-bracket/conflicts","importantCases":"/api/acts/ad-robin-40-amdt-1-nose-landing-gear-bracket/important-cases","documents":"/api/acts/ad-robin-40-amdt-1-nose-landing-gear-bracket/documents"}}