{"id":"F2007L00361","name":"AD/B727/174 Amdt 1 - Shoulder Restraint of Attendant or Observers Seat","slug":"ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":63373,"registerId":"commonwealth-F2007L00361-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Boeing 727 Series Aeroplanes","sectionType":"division","heading":"Boeing 727 Series Aeroplanes","content":"### Boeing 727 Series Aeroplanes\n\n| AD/B727/174 Amdt 1 | Shoulder Restraint of Attendantor Observers Seat | 3/2007 |\n| ------------------ | ------------------------------------------------ | ------ |\n\n| Applicability: | Boeing 727-100 and -200 series aircraft as listed in Boeing Service Bulletin727-25-0295 Revision 2, dated 6 February 2003.                                                                                                                                                                                                                                                                                                                                                                                              |\n| -------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with the technical requirements of FAA AD 2006-26-13 Amdt 39-14871.Note: Boeing Service Bulletin 727-25-0295 refers.                                                                                                                                                                                                                                                                                                                                                                               |\n| Compliance:    | Before 21 March 2005.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 requires inspection and, if necessary, corrective action to prevent detachment of the shoulder restraint harness of the attendant or observer seat from its mounting bracket during service, which could result in injury to the occupant.This amendment is an administrative change associated with correcting duplication of service information on other Boeing types. No additional work is required by this amendment.The original issue of this Airworthiness Directive became effective on21 March 2002. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n1 February 2007","sortOrder":0},{"sectionNumber":"AD/B727/174 Amdt 1","sectionType":"part","heading":"AD/B727/174 Amdt 1","content":"## AD/B727/174 Amdt 1","sortOrder":1},{"sectionNumber":"Shoulder Restraint of Attendantor Observ","sectionType":"part","heading":"Shoulder Restraint of Attendantor Observers Seat","content":"## Shoulder Restraint of Attendant  \nor Observers Seat","sortOrder":2},{"sectionNumber":"3/2007","sectionType":"part","heading":"3/2007","content":"## 3/2007","sortOrder":3}],"analysis":{"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This amendment explicitly states it makes no substantive change to the original directive's scope. It is purely administrative to correct duplication of service information on other Boeing types. The compliance date, applicability, and technical requirements remain identical to the original 2002 directive."},"complexity_factors":["Very short document (approximately 200 words of substantive content)","Only 1 defined applicability reference (Boeing Service Bulletin 727-25-0295)","Single requirement incorporating external technical standard by reference (FAA AD 2006-26-13)","No nested conditional logic or exceptions","Administrative amendment with explicit statement that 'no additional work is required'"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** — essentially a mandatory safety order for aircraft. It applies to **Boeing 727-100 and -200 series aircraft**.\n\n**What it does:**\n- Requires owners/operators to inspect (and fix if needed) the **shoulder restraint harness** on attendant or observer seats\n- This prevents the harness from detaching from its mounting bracket during flight, which could injure crew members\n\n**Who must comply:**\n- Anyone operating the specified Boeing 727 aircraft\n\n**Key points:**\n- The technical work must follow **FAA AD 2006-26-13** (the American aviation safety authority's equivalent order)\n- The deadline to complete this work was **21 March 2005** — this amendment does NOT change that date\n- This amendment (dated 15 March 2007) is purely **administrative** — it fixes a paperwork duplication issue with service information for other Boeing aircraft types\n- **No extra work is required** compared to the original directive from 2002"},"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":"This amendment is administrative and does not broaden or narrow the directive's technical scope or add work. It corrects duplicated service information (Background), preserves the original compliance date (Compliance), and continues to require inspection and corrective action per the FAA AD and Boeing service bulletin (Requirement; Applicability)."},"complexity_factors":["Cross-reference to external mandatory documents: FAA AD 2006-26-13 and Boeing Service Bulletin 727-25-0295 (Requirement; Applicability) — requires users to consult other texts.","Technical inspection and corrective-action obligation (Requirement) — needs operational maintenance expertise to determine and perform repairs.","Targeted applicability (Applicability) — limited to specific 727-100/-200 aircraft listed in the Boeing service bulletin, requiring fleet-level identification.","Compliance timing (Compliance) — an already-expired compliance deadline creates record-keeping and retrospective compliance implications.","Administrative amendment only (Background) — the amendment corrects duplicated service information but does not alter technical requirements, which may confuse tracking of obligations.","Enforcement and responsibility allocation — CASA issued the amendment adopting FAA AD requirements; the financial and operational burden falls to aircraft operators (Background; Requirement)."],"plain_english_summary":"Requires operators of Boeing 727‑100 and ‑200 aircraft listed in Boeing Service Bulletin 727‑25‑0295 to inspect and, if necessary, repair the attendant/observer‑seat shoulder‑restraint harness in line with FAA AD 2006‑26‑13 and the Boeing service bulletin. This CASA amendment is administrative, adds no extra work, kept the original compliance deadline (before 21 March 2005), became effective 15 March 2007, and places inspection and repair costs and actions on aircraft operators."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat","history":"/api/acts/ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat/history","analysis":"/api/acts/ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat/analysis","conflicts":"/api/acts/ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat/conflicts","importantCases":"/api/acts/ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat/important-cases","documents":"/api/acts/ad-b727-174-amdt-1-shoulder-restraint-of-attendant-or-observers-seat/documents"}}