{"id":"F2005L04029","name":"AD/750XL/6 - Centre Console Wiring Loom","slug":"ad-750xl-6-centre-console-wiring-loom","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":39959,"registerId":"commonwealth-F2005L04029-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Pacific Aerospace 750XL Series Aeroplane","sectionType":"division","heading":"Pacific Aerospace 750XL Series Aeroplanes","content":"### Pacific Aerospace 750XL Series Aeroplanes\n\n| AD/750XL/6 | Centre Console Wiring Loom | 2/2006 TX |\n| ---------- | -------------------------- | --------- |\n\n| Applicability: | Model 750XL aeroplanes serial numbers 110 to 120 inclusive.                                                                                                                                                                                                |\n| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | If not previously accomplished, inspect and modify the insulation on the wiring looms within the cockpit centre console in accordance with Pacific Aerospace Corporation Service Bulletin PACSB/XL/016 Issue 1 dated 23 September 2005.                    |\n|                | Note: CAA(NZ) AD DAC/750XL/6 refers.                                                                                                                                                                                                                       |\n| Compliance:    | Within ten hours time in service after the effective date of this Directive.                                                                                                                                                                               |\n|                | This Airworthiness Directive becomes effective on 9 December 2005.                                                                                                                                                                                         |\n| Background:    | An in-services electrical short circuit has been reported to the New Zealand Civil Aviation Authority, involving abrasion of the wiring insulation against the fasteners of the plug back-shells on the wiring loom located in the cockpit centre console. |\n|                | This Directive requires an inspection of the wiring loom together with the installation of additional mechanical protection for the wiring and tie-wraps securing the looms away from the back-shells of the plugs.                                        |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n9 December 2005","sortOrder":0},{"sectionNumber":"AD/750XL/6","sectionType":"part","heading":"AD/750XL/6","content":"## AD/750XL/6","sortOrder":1},{"sectionNumber":"Centre Console Wiring Loom","sectionType":"part","heading":"Centre Console Wiring Loom","content":"## Centre Console Wiring Loom","sortOrder":2},{"sectionNumber":"2/2006 TX","sectionType":"part","heading":"2/2006 TX","content":"## 2/2006 TX","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope targets a specific, identified fleet subset (S/N 110–120) and prescribes inspection/modification to address a reported insulation abrasion and short circuit. The Directive does not broaden or narrow obligations beyond that corrective action; it imposes a short, one‑off compliance obligation and places costs and scheduling responsibility on aircraft owners/operators."},"complexity_factors":["Narrow applicability (only Model 750XL S/N 110–120) reduces administrative complexity","Technical nature: requires inspection and physical modification of wiring insulation (maintenance skills and parts required)","Short compliance window (10 hours time in service) increases scheduling pressure for operators","Dependence on external document: compliance requires following Service Bulletin PACSB/XL/016 Issue 1","Safety‑critical context raises consequence of non‑compliance but not legal complexity","Cross‑reference to CAA(NZ) AD DAC/750XL/6 implies coordination with foreign authority records","Low rule drafting complexity: prescriptive single action rather than ongoing regulatory regime"],"plain_english_summary":"Requires operators of Pacific Aerospace 750XL aeroplanes (serial numbers 110–120) to inspect and modify the cockpit centre‑console wiring‑loom insulation according to Pacific Aerospace Service Bulletin PACSB/XL/016 Issue 1, within 10 hours time‑in‑service. The measure responds to a reported in‑service electrical short where wiring insulation abraded on plug back‑shell fasteners. Aircraft owners/operators must arrange and pay for the inspection and protective modifications; compliance imposes a short, technical labour and parts burden and creates a firm maintenance deadline."},"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 is a targeted safety directive addressing a specific wiring defect in a small fleet of aircraft. It has not expanded beyond its original purpose of mandating a specific inspection and modification."},"complexity_factors":["Single, specific applicability (11 aircraft by serial number)","One clear requirement with reference to external technical document (Service Bulletin)","Simple compliance deadline (10 hours time in service)","No defined terms section, no cross-references to other legislation","No conditional logic or exceptions","Background explains the safety rationale in plain language"],"plain_english_summary":"This Airworthiness Directive requires owners/operators of Pacific Aerospace 750XL aeroplanes (serials 110–120) to inspect and remediate centre-console wiring—adding protection and securing harnesses per Service Bulletin PACSB/XL/016 Issue 1—within 10 flight hours after 9 December 2005. It addresses insulation wear against metal fasteners that can cause electrical shorting in flight, risking instrument failure, fire, or loss of control."}},"importantCases":[],"_links":{"self":"/api/acts/ad-750xl-6-centre-console-wiring-loom","history":"/api/acts/ad-750xl-6-centre-console-wiring-loom/history","analysis":"/api/acts/ad-750xl-6-centre-console-wiring-loom/analysis","conflicts":"/api/acts/ad-750xl-6-centre-console-wiring-loom/conflicts","importantCases":"/api/acts/ad-750xl-6-centre-console-wiring-loom/important-cases","documents":"/api/acts/ad-750xl-6-centre-console-wiring-loom/documents"}}