{"id":"F2006B07611","name":"AD/X-TS/4 - Engine Controls","slug":"ad-x-ts-4-engine-controls","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50310,"registerId":"commonwealth-F2006B07611-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.002.png)\n\n![](image.002.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.","sortOrder":0},{"sectionNumber":"AD/X-TS/4 Engine Controls 8/2000","sectionType":"part","heading":"AD/X-TS/4 Engine Controls 8/2000","content":"# AD/X-TS/4 Engine Controls 8/2000\n\nApplicability: Model X-TS 150 and 150B serial number 001 to 021 inclusive.\n\nRequirement: Modify the throttle torque tube and throttle arm in accordance with the procedures specified in Eagle Service Bulletin 1067 Revision 1 dated 21 October 1999.\n\nNote: Aircraft that have been modified in accordance with the original issue of this SB require no further action and can be certified as complying with this Directive.\n\nCompliance: At next scheduled 100 hourly inspection or by 10 August 2001, whichever occurs first.\n\nThis Airworthiness Directive becomes effective on 10 August 2000.\n\nBackground: The manufacturer has advised that under strength rivets in the co-pilots throttle control could fail if a “conflict” situation between pilots occurs.\n\n![Signature of Neville James Probert Delegate of the Civil Aviation Safety Authority](image.003.png)  \n\nNeville James Probert\n\nDelegate of the Civil Aviation Safety Authority 6 July 2000\n\n![](image.002.png)  \n\nThe above AD is notified in the Commonwealth of Australia Gazette on 12 July 2000.","sortOrder":1}],"analysis":{"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":2,"scope_assessment":{"changed":false,"description":"No. The Directive imposes a focused, one‑off modification requirement on a defined set of airframes (Applicability/Requirement). It does not expand applicability beyond those serial numbers and expressly exempts aircraft already modified under the original Service Bulletin (Note)."},"complexity_factors":["Narrow applicability: specific to Model X‑TS 150 and 150B, serial numbers 001–021 (Applicability).","Single corrective action required: modification of throttle torque tube and throttle arm (Requirement).","Dependence on an external document for procedure: Eagle Service Bulletin 1067 Revision 1 contains the instructions (Requirement).","Clear compliance timing: next scheduled 100‑hour inspection or a fixed date (Compliance).","Explicit carve‑out for aircraft already modified under the original Service Bulletin (Note).","Issued under a single regulatory power by a CASA delegate (Background/heading), so limited administrative discretion in this instrument."],"plain_english_summary":"Mandates modification of the throttle torque tube and throttle arm on Model X‑TS 150 and 150B (serials 001–021) by following Eagle Service Bulletin 1067 Revision 1. Compliance is required at the next scheduled 100‑hour inspection or by 10 August 2001. CASA took the action after the manufacturer reported under‑strength rivets in the co‑pilot throttle control that could fail during a pilot “conflict.” Owners/operators must arrange and pay for the modification and certify compliance per the Service Bulletin."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive targeting a specific mechanical defect in specific aircraft. It has not expanded beyond its original purpose of mandating a safety modification to throttle controls."},"complexity_factors":["Single, clearly defined applicability (2 specific aircraft models, serial number range 001–021)","One straightforward requirement referencing an external technical document (Service Bulletin 1067 Rev 1)","Simple compliance deadline (next 100-hour inspection or fixed date, whichever first)","Single exception noted (aircraft already modified per original SB issue)","No defined terms section, no cross-references to other legislation, no nested conditions","Total length: approximately 250 words"],"plain_english_summary":"This CASA safety order requires owners/operators of X-TS 150 and 150B aeroplanes (serials 001–021) to modify the co‑pilot throttle torque tube and arm per Eagle Service Bulletin 1067 Revision 1. The fix is mandatory (already-compliant aircraft under the original bulletin are exempt) and must be done by the next 100‑hour inspection or by 10 August 2001, to prevent rivet failure and potential loss of throttle control if both pilots operate the throttle."}},"importantCases":[],"_links":{"self":"/api/acts/ad-x-ts-4-engine-controls","history":"/api/acts/ad-x-ts-4-engine-controls/history","analysis":"/api/acts/ad-x-ts-4-engine-controls/analysis","conflicts":"/api/acts/ad-x-ts-4-engine-controls/conflicts","importantCases":"/api/acts/ad-x-ts-4-engine-controls/important-cases","documents":"/api/acts/ad-x-ts-4-engine-controls/documents"}}