{"id":"F2010L01607","name":"AD/B727/74 Amdt 1 - Elevator Balance Panel Aft Hinge - Inspection","slug":"ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":84189,"registerId":"commonwealth-F2010L01607-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/B727/74 Amdt 1 | Elevator Balance Panel Aft Hinge - Inspection | 12/2010 |\n| ----------------- | --------------------------------------------- | ------- |\n\n| Applicability: | All models.                                                                                                                                                                                      |\n| -------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |\n| Requirement:   | 1. Boeing SB No. 727-55-A65; or2. FAA AD 76-15-06.                                                                                                                                               |\n| Compliance:    | The original issue of this Directive specified compliance within 250 hours time in service after 29 October 1976. Compliance with the original issue constitutes compliance with this Amendment. |\n|                | This Amendment becomes effective on 25 June 2010.                                                                                                                                                |\n| Background:    | This Directive was originally issued in 1976.This Amendment is raised to rectify an error in specification of the FAA AD.                                                                        |\n\n![](image.001.png)\n\nMike Higgins  \nDelegate of the Civil Aviation Safety Authority\n\n15 June 2010","sortOrder":0},{"sectionNumber":"AD/B727/74 Amdt 1","sectionType":"part","heading":"AD/B727/74 Amdt 1","content":"## AD/B727/74 Amdt 1","sortOrder":1},{"sectionNumber":"Elevator Balance Panel Aft Hinge - Inspe","sectionType":"part","heading":"Elevator Balance Panel Aft Hinge - Inspection","content":"## [Elevator Balance Panel Aft Hinge - Inspection](http://webtest/airworth/airwd/ADfiles/over/b727/B727-074.pdf)","sortOrder":2},{"sectionNumber":"12/2010","sectionType":"part","heading":"12/2010","content":"## 12/2010","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. It is purely administrative — correcting a reference number error without expanding the aircraft covered, the inspection required, or the compliance timeframe."},"complexity_factors":["Very short document (under 200 words of substantive content)","Only 2 technical references (Boeing SB and FAA AD)","Single mechanical requirement (inspect one specific component)","Simple compliance pathway (comply with original issue = comply with amendment)","No defined terms section, no cross-referencing to other legislation","Minimal conditional logic (only one applicability condition: 'All models')"],"plain_english_summary":"This AD applies to all Boeing 727s and mandates inspection of the elevator balance panel aft hinge per either the Boeing service bulletin or the FAA safety directive. It amends a 1976 directive to correct a referenced FAA directive number, took effect June 2010, and does not add new inspection requirements. Owners, operators and maintainers in Australia who complied with the 1976 AD remain compliant."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The Amendment only rectifies an error in the specification of the FAA AD and does not change applicability or the inspection requirement; compliance with the original 1976 Directive continues to satisfy this Amendment (see Background; Compliance)."},"complexity_factors":["Cross‑reference to external documents (Boeing SB No. 727-55-A65 or FAA AD 76-15-06) requires operators to obtain and follow other instruments.","Retroactive compliance element: original 1976 compliance (250 flight‑hour deadline from 29 Oct 1976) remains valid, creating potential record‑checking burdens.","Amendment is narrowly corrective (rectifies an error in FAA AD citation) rather than substantive, reducing legal change but requiring attention to archival documents.","Enforcement delegated to CASA (Delegate Mike Higgins), so administrative discretion and enforcement practice affect implementation."],"plain_english_summary":"This Airworthiness Directive requires operators of all Boeing 727 models to inspect the elevator balance‑panel aft hinge using Boeing Service Bulletin No. 727‑55‑A65 or FAA AD 76‑15‑06. It corrects an earlier error in the FAA AD citation and became effective 25 June 2010.\n\nAircraft operators bear the inspection and compliance costs; compliance with the original 1976 issue (250 flight‑hour deadline from 29 October 1976) already satisfies this amendment. The Civil Aviation Safety Authority enforces the requirement through its delegate."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection","history":"/api/acts/ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection/history","analysis":"/api/acts/ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection/analysis","conflicts":"/api/acts/ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection/conflicts","importantCases":"/api/acts/ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection/important-cases","documents":"/api/acts/ad-b727-74-amdt-1-elevator-balance-panel-aft-hinge-inspection/documents"}}