{"id":"F2008L00777","name":"AD/ERJ-170/11 Amdt 1 - Hydraulic Hose Clamps","slug":"ad-erj-170-11-amdt-1-hydraulic-hose-clamps","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":72846,"registerId":"commonwealth-F2008L00777-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Embraer ERJ-170 Series Aeroplanes","sectionType":"division","heading":"Embraer ERJ-170 Series Aeroplanes","content":"### Embraer ERJ-170 Series Aeroplanes\n\n| AD/ERJ-170/11 Amdt 1 | Hydraulic Hose Clamps | 4/2008 |\n| -------------------- | --------------------- | ------ |\n\n| Applicability: | Embraer ERJ-170 aircraft.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |\n| -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Replace clamps P/N PE27019RF4E and PE27019RF8E which attach the hydraulic tubes inside the wing fuel tanks, with new clamps P/N PE27019FS4E and PE27019FS8E, respectively, in accordance with Embraer Service Bulletin No.170-29-0006 original issue, or further revisions approved by the ANAC.Note: AGÊNCIA NACIONAL DE AVIAÇÃO CIVIL - BRAZIL AD 2007-04-01R1 dated 21 December 2007 refers.                                                                                                                                                                                                         |\n| Compliance:    | Within the next 8,000 flight hours after 5 July 2007, the effective date of the original issue of this AD, unless previously accomplished.                                                                                                                                                                                                                                                                                                                                                                                                                                                              |\n|                | This Amendment becomes effective on 10 April 2008.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |\n| Background:    | Hydraulic system tube clamps located inside the wing fuel tanks have been found damaged. Further analysis has shown that damage to multiple clamps may become an ignition source within the fuel tanks. This AD requires the replacement of certain clamps to prevent the unsafe condition from developing.This amendment corrects a typographical error in the P/N of the affected clamps and reduces the compliance period from 12,000 flight hours to 8,000 flights from the original effective date of the original issue of this AD.The original issue of this AD became effective on 5 July 2007. |\n\n![](image.001.png)  \nDavid Punshon  \nDelegate of the Civil Aviation Safety Authority\n\n25 February 2008","sortOrder":0},{"sectionNumber":"AD/ERJ-170/11 Amdt 1","sectionType":"part","heading":"AD/ERJ-170/11 Amdt 1","content":"## AD/ERJ-170/11 Amdt 1","sortOrder":1},{"sectionNumber":"Hydraulic Hose Clamps","sectionType":"part","heading":"Hydraulic Hose Clamps","content":"## Hydraulic Hose Clamps","sortOrder":2},{"sectionNumber":"4/2008","sectionType":"part","heading":"4/2008","content":"## 4/2008","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 amendment maintains the original scope — replacing unsafe hydraulic clamps in ERJ-170 aircraft. The changes are purely corrective (fixing a typo in part numbers) and administrative (reducing compliance time). The safety purpose and affected aircraft remain unchanged."},"complexity_factors":["Single, specific technical requirement (clamp replacement)","Only 2 part numbers affected, with direct replacements specified","Simple compliance timeline (flight hours countdown)","No nested exceptions or conditional logic","Minimal cross-referencing (one service bulletin and one Brazilian aviation reference)","Short document length (approximately 200 words of substantive content)"],"plain_english_summary":"This AD requires Australian operators of Embraer ERJ-170 aircraft to replace specified hydraulic hose clamps inside wing fuel tanks (old P/Ns PE27019RF4E/PE27019RF8E with new P/Ns PE27019FS4E/PE27019FS8E) to eliminate spark and fire/explosion risk from damaged clamps. Compliance is required within 8,000 flight hours from 5 July 2007 (amended 10 April 2008 to correct a part‑number typo and shorten the deadline); follow Embraer Service Bulletin No. 170‑29‑0006."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":true,"description":"The amendment corrected a typographical error in the affected clamp part number and shortened the compliance period from 12,000 flight hours to 8,000 flight hours measured from the original AD effective date (5 July 2007), thereby tightening the required timeframe for operators to perform the mandated replacements."},"complexity_factors":["Single, discrete corrective action (clamp replacement) — low procedural complexity.","Technical specificity: exact part numbers for old and new clamps must be identified and matched.","Dependency on an external document: work must follow Embraer Service Bulletin No.170-29-0006 or ANAC‑approved revisions.","Regulatory timing: reduced compliance window (8,000 flight hours) creates scheduling pressure for operators.","Work location: clamps are inside wing fuel tanks, increasing access, safety precautions and maintenance time compared with external work.","Amendment corrected a typographical part-number error, so accurate parts control and procurement are required to avoid wrongful replacements."],"plain_english_summary":"This airworthiness directive requires operators of Embraer ERJ-170 aircraft to replace two specific hydraulic hose clamp part numbers (PE27019RF4E / PE27019RF8E) inside the wing fuel tanks with revised clamps (PE27019FS4E / PE27019FS8E) in accordance with Embraer Service Bulletin No.170-29-0006 or ANAC‑approved revisions. Compliance is required within 8,000 flight hours measured from 5 July 2007 (amendment effective 10 April 2008). The measure is intended to prevent damaged clamps becoming an ignition source inside fuel tanks."}},"importantCases":[],"_links":{"self":"/api/acts/ad-erj-170-11-amdt-1-hydraulic-hose-clamps","history":"/api/acts/ad-erj-170-11-amdt-1-hydraulic-hose-clamps/history","analysis":"/api/acts/ad-erj-170-11-amdt-1-hydraulic-hose-clamps/analysis","conflicts":"/api/acts/ad-erj-170-11-amdt-1-hydraulic-hose-clamps/conflicts","importantCases":"/api/acts/ad-erj-170-11-amdt-1-hydraulic-hose-clamps/important-cases","documents":"/api/acts/ad-erj-170-11-amdt-1-hydraulic-hose-clamps/documents"}}