{"id":"F2006B06635","name":"AD/ROBIN/37 - Fuel Pressure Indication System","slug":"ad-robin-37-fuel-pressure-indication-system","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":48533,"registerId":"commonwealth-F2006B06635-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.002.png)\n\n![](image.003.png)![](image.002.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.","sortOrder":0},{"sectionNumber":"AD/ROBIN/37 Fuel Pressure Indication Sys","sectionType":"part","heading":"AD/ROBIN/37 Fuel Pressure Indication System 1/2002","content":"# AD/ROBIN/37 Fuel Pressure Indication System 1/2002\n\nApplicability: Model DR400/180R aeroplanes with Serial Numbers (S/N) 2108, 2109, 2131 and 2254; Model DR400/2+2 aeroplanes S/N 1273 and 1333; Model DR400/120 aeroplane S/N 1186 and Model R2160 aeroplanes S/N 142 to 144, 147, 148, and 151 to 155 on which Robin Aviation Service Letter (SL) 37 Revision 2 dated 19 April 2000 Case 1 (see page 2/4 of the SL) “Banjo” assembly has been accomplished.\n\nRequirement: 1. Inspect the area around the adapter Reference Number 52.46.11.000 in the fuel pressure indication system (see frame 1 of SL 37 Rev 2) for traces of fuel.\n\n    2. If traces of fuel are detected during the Requirement 1 inspection, repair the fuel leak in accordance with an approved method.\n\n    3. If traces of fuel are not detected during the Requirement 1 inspection, repeat the Requirement 1 inspection.\n\nNote: DGAC AD 2001-391(A) refers.\n\nCompliance: For Requirement 1 \\- Before further flight after the effective date of this Directive.\n\nFor Requirement 2 \\- Before further flight immediately following the Requirement 1 inspection.\n\nFor Requirement 3 - At intervals of 50 ± 5 hours time in service. This Airworthiness Directive becomes effective on 24 January 2002.","sortOrder":1}],"analysis":{"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"},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The Directive, as supplied, sets a targeted applicability and prescribes inspection, conditional repair, and a recurring inspection interval. It contains no language amending or expanding earlier scope within this text, and does not state any departure from the original corrective action set out in the referenced Service Letter or DGAC notice."},"complexity_factors":["Narrow applicability: specific models and serial numbers plus a prerequisite modification/service letter (SL 37 Rev 2 ‘Banjo’), which limits affected fleet but requires accurate configuration checks.","Clear required actions: short visual inspection and conditional repair (Requirement 1–3), reducing procedural ambiguity.","Timing mandates: immediate 'before further flight' repair if leak found and recurring inspection interval of 50 ±5 hours (Compliance) creates operational scheduling constraints.","Approval/discretion for repair method: repair must be done 'in accordance with an approved method' (Requirement 2), imposing a compliance burden to obtain/verify an approved procedure.","Reference to external material: inspection location tied to a specific adapter reference and frame in the Service Letter, requiring access to and correct interpretation of SL 37 Rev 2.","Regulatory cross‑reference: note referring to DGAC AD 2001-391(A) increases tracing work for operators verifying equivalent foreign directives."],"plain_english_summary":"Requires operators of specified Robin DR400 and R2160 aeroplanes (particular serial numbers fitted with Robin Service Letter 37 Rev 2 “Banjo” adapter) to inspect around the fuel‑pressure indicator adapter for any traces of fuel. If fuel is found, repair by an approved method before the next flight; if none is found, repeat the inspection every 50 ±5 flight hours. It affects owners/operators of the listed aircraft and matters because it mandates inspection and prompt repair to address a potential fuel‑leak hazard."},"kimi_summary":{"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This is a standard single-issue Airworthiness Directive focused on a specific unsafe condition (fuel leak) in specific aircraft. It has not expanded beyond its original safety purpose."},"complexity_factors":["Narrow applicability limited to specific serial numbers and modification history","Cross-reference to external French aviation authority document (DGAC AD 2001-391(A))","Reference to specific service letter (Robin Aviation SL 37 Revision 2) with page and frame citations","Conditional logic: three-tier requirement structure (inspect → if found repair / if not found repeat)","Compliance timing varies by requirement (immediate vs. recurring 50-hour intervals)"],"plain_english_summary":"This Airworthiness Directive orders mandatory inspection and, if needed, immediate repair for fuel leaks in the fuel pressure indication system on a narrow set of Robin aeroplanes fitted with a specific Banjo assembly modification. It affects roughly a dozen serial-numbered aircraft and grounds them until inspected. The measure mandates repeat checks every 50 flight hours when no leak is found, addressing a serious fire and fuel-starvation risk."}},"importantCases":[],"_links":{"self":"/api/acts/ad-robin-37-fuel-pressure-indication-system","history":"/api/acts/ad-robin-37-fuel-pressure-indication-system/history","analysis":"/api/acts/ad-robin-37-fuel-pressure-indication-system/analysis","conflicts":"/api/acts/ad-robin-37-fuel-pressure-indication-system/conflicts","importantCases":"/api/acts/ad-robin-37-fuel-pressure-indication-system/important-cases","documents":"/api/acts/ad-robin-37-fuel-pressure-indication-system/documents"}}