Commonwealth legislation

AD/CL-600/61 - Main Landing Gear Side-Brace Fitting Shaft

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legislative instrument

Plain English Summary

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This Airworthiness Directive requires operators of Bombardier CL-600-2B16 aircraft (serial numbers 5301–5550) to perform the maintenance actions set out in Bombardier Alert Service Bulletin A604‑32‑018 Revision 1 to address corrosion and possible fracture of main landing gear side‑brace fitting shafts. CASA set specific short compliance windows (3–5 months from 26 December 2002). Operators must fund and schedule inspections, repairs or replacements and follow the manufacturer’s instructions to restore and maintain airworthiness.

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Direct links to the current provisions in AD/CL-600/61 - Main Landing Gear Side-Brace Fitting Shaft.

AD/CL-600/61 - Main Landing Gear Side-Brace Fitting Shaft

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source

AIRWORTHINESS DIRECTIVE

View image in the official source

View image in the official source For 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.

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

AD/CL-600/61 Main Landing Gear Side-Brace Fitting Shaft

13/2002

Applicability: Model CL-600-2B16 aircraft, serial numbers 5301 through 5550.

Requirement: Action in accordance with Bombardier Alert Service Bulletin A604-32-018, Revision 1, dated 22 February 2002.

Note: Transport Canada AD CF-2002-43 refers.

Compliance: For Paragraph 2.B. Part A of Requirement document: Within 3 months after 26 December 2002.

For Paragraph 2.C. Part B of Requirement document: Within 5 months after 26 December 2002.

For Paragraph 2.D. Part C of Requirement document: Within 5 months after 26 December 2002.

This Airworthiness Directive becomes effective on 26 December 2002.

Background: Transport Canada received two reports of fractures of the main landing gear side- brace fitting shafts on CL-604 aircraft. The fractures were caused by corrosion on the forward side of the side-brace fitting shafts. Although the fractured shafts did not become dislodged in either of the cases reported, breakage of a shaft could potentially result in collapse of a landing gear.

Signature of David Alan Villiers Delegate of the Civil Aviation Safety Authority

David Alan Villiers

Delegate of the Civil Aviation Safety Authority 8 November 2002

View image in the official source

The above AD is notified in the Commonwealth of Australia Gazette on 4 December 2002.

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Source text

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

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

AIRWORTHINESS DIRECTIVE

For 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.

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

AD/CL-600/61 Main Landing Gear Side-Brace Fitting Shaft

13/2002

Applicability: Model CL-600-2B16 aircraft, serial numbers 5301 through 5550.

Requirement: Action in accordance with Bombardier Alert Service Bulletin A604-32-018, Revision 1, dated 22 February 2002.

Note: Transport Canada AD CF-2002-43 refers.

Compliance: For Paragraph 2.B. Part A of Requirement document: Within 3 months after 26 December 2002.

For Paragraph 2.C. Part B of Requirement document: Within 5 months after 26 December 2002.

For Paragraph 2.D. Part C of Requirement document: Within 5 months after 26 December 2002.

This Airworthiness Directive becomes effective on 26 December 2002.

David Alan Villiers