{"id":"F2007L00355","name":"AD/B747/297 Amdt 1 - Shoulder Restraint Harness Attachment","slug":"ad-b747-297-amdt-1-shoulder-restraint-harness-attachment","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":63360,"registerId":"commonwealth-F2007L00355-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Boeing 747 Series Aeroplanes","sectionType":"division","heading":"Boeing 747 Series Aeroplanes","content":"### Boeing 747 Series Aeroplanes\n\n| AD/B747/297 Amdt 1 | Shoulder Restraint Harness Attachment | 3/2007 |\n| ------------------ | ------------------------------------- | ------ |\n\n| Applicability: | Model 747-100B, -200B, -200C, -200F, -300, -400, -400D, 747SR, and 747SP aircraft; as listed in Boeing Service Bulletin 747-25-3244 Revision 4.                                                                                                                                                                                                                                                                                                                                                                                         |\n| -------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with the technical requirements of FAA AD 2006-26-13 Amdt 39-14871.Note: Boeing Service Bulletin 747-25-3244 Revision 4, dated 26 June 2003 refers.                                                                                                                                                                                                                                                                                                                                                                |\n| Compliance:    | As specified in the Requirement document, with a revised effective date of25 December 2003.The compliance date remains unchanged from the original issue of the Airworthiness Directive.                                                                                                                                                                                                                                                                                                                                                |\n|                | This Amendment becomes effective on 15 March 2007.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |\n| Background:    | The FAA received reports that the shoulder restraint harness of the attendant or observer seat detached from the mounting bracket during service on two Model737-300 series aircraft. In the reported incidents, the restraint harness was attached the mounting bracket with a C-clip.This amendment is an administrative change correcting duplication of service information (AD/B747/267). No additional work is required by this amendment.The original issue of this Airworthiness Directive became effective on25 December 2003. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n1 February 2007","sortOrder":0},{"sectionNumber":"AD/B747/297 Amdt 1","sectionType":"part","heading":"AD/B747/297 Amdt 1","content":"## AD/B747/297 Amdt 1","sortOrder":1},{"sectionNumber":"Shoulder Restraint Harness Attachment","sectionType":"part","heading":"Shoulder Restraint Harness Attachment","content":"## Shoulder Restraint Harness Attachment","sortOrder":2},{"sectionNumber":"3/2007","sectionType":"part","heading":"3/2007","content":"## 3/2007","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"This amendment does not change substantive scope or add obligations. It corrects duplication of service information referenced in the original AD (no additional work required) and confirms reliance on FAA AD 2006-26-13 and Boeing Service Bulletin 747-25-3244 Rev 4; the original compliance date remains 25 December 2003, while the amendment becomes effective 15 March 2007."},"complexity_factors":["Direct cross-reference to an external FAA airworthiness directive (FAA AD 2006-26-13) — requires operators to obtain and follow another agency's technical mandate.","Dependence on Boeing Service Bulletin 747-25-3244 Revision 4 for procedure details — creates layered normative sources to interpret.","Large applicability list across many 747 variants increases the population of affected operators and the need to check model-specific applicability.","Administrative nature (correction of duplicated service information) preserves original compliance obligations but may cause record‑keeping or interpretation work to confirm prior compliance.","Multiple dates noted (original compliance date 25 Dec 2003; this amendment effective 15 Mar 2007) can create implementation and audit confusion if records are inconsistent."],"plain_english_summary":"This amendment to AD/B747/297 directs operators of listed Boeing 747 models to follow the technical instructions of FAA AD 2006-26-13 and Boeing Service Bulletin 747-25-3244 Rev 4 on attendant shoulder‑restraint harness attachments. CASA issues the amendment; aircraft operators are responsible for compliance by the dates stated (original compliance date 25 Dec 2003; this amendment effective 15 Mar 2007). The amendment is administrative only: it corrects duplicated service information and does not add new work. Operators pay any costs arising from actions already required by the original AD."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This amendment does not expand the scope. It is a purely administrative correction removing duplicate references to service information. The substantive safety requirement remains identical to the original December 2003 directive."},"complexity_factors":["Very short document (under 300 words)","Only 1 substantive requirement (comply with FAA AD 2006-26-13)","No defined terms section — relies entirely on external documents (FAA AD and Boeing Service Bulletin)","Simple administrative amendment with no conditional logic or exceptions","Single applicability criterion (specific aircraft models)","No cross-references to other Australian legislation"],"plain_english_summary":"This AD mandates inspection and corrective action for crew shoulder restraint harness attachments on specified Boeing 747 models to address risk of harness detachment discovered on similar aircraft. It affects operators of those 747s in Australia, who must follow FAA AD 2006-26-13 and Boeing’s service bulletin. Amendment 1 is administrative only — it corrects a duplicate reference and imposes no new work where the original AD was already complied with."},"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-b747-297-amdt-1-shoulder-restraint-harness-attachment","history":"/api/acts/ad-b747-297-amdt-1-shoulder-restraint-harness-attachment/history","analysis":"/api/acts/ad-b747-297-amdt-1-shoulder-restraint-harness-attachment/analysis","conflicts":"/api/acts/ad-b747-297-amdt-1-shoulder-restraint-harness-attachment/conflicts","importantCases":"/api/acts/ad-b747-297-amdt-1-shoulder-restraint-harness-attachment/important-cases","documents":"/api/acts/ad-b747-297-amdt-1-shoulder-restraint-harness-attachment/documents"}}