Commonwealth legislation

AD/CL-600/25 Amdt 1 - Throttle Quadrant

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Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

4/10 complexity

This AD requires specified Bombardier CL‑600 (Challenger) aeroplanes to have their throttle quadrants inspected and modified per Transport Canada AD CF‑92‑23R1 and its Requirement Document. Amendment 1 adds an extra fault‑detection check and an additional modification. It affects owners, operators and maintenance organisations responsible for listed aircraft/parts, aims to prevent unintended in‑flight engine shutdown, and places inspection/modification costs, downtime and compliance burden on operators.

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Current sections

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AD/CL-600/25 Amdt 1 - Throttle Quadrant

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes

AD/CL-600/25

Amdt 1

Throttle Quadrant 7/94

Applicability: Model CL-600 aircraft with serial numbers, and with throttle quadrant part numbers listed in the Requirement Document.

Requirement: Action in accordance with the technical requirements of Transport Canada AD CF-92-23R1.

Note: Canadair Challenger ASB A600-0615, ASB A601-0374 Revision 1, SB 600-0629, and SB 601-0410 refer.

Compliance: As specified in the Requirement Document with a revised effective date of 23 June 1994.

Background: A report had been received of unintentional engine shut-down in flight. This shut- down resulted from the throttle lever overriding the idle stop, during throttle retardation, and moving into the shut-off position. Amendment 1 is issued in response to a revision of the Requirement Document which requires an additional fault detection check and another modification to the aircraft throttle quadrant.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

1 AD/CL-600/25 Amdt 1 - Throttle Quadrant