AD/CL-600/100 - Fuel Tube Coupling - Electrical Bonding (Cth)

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 39.001(1) of CASR 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-600/100 Fuel Tube Coupling - Electrical Bonding 7/2008

Applicability: Bombardier Inc. Model CL-600-2C10 aircraft, serial numbers 10003 through 10169 and CL-600-2D24 aircraft, serial numbers 15001 through 15025. Requirement: 1. For aircraft that have not incorporated the original issue of Bombardier Service Bulletin (SB) 670BA-28-014, replace the fuel tube couplings inside the wing and centre fuel tanks with redesigned couplings, according to Part A of the Accomplishment Instructions of Bombardier SB 670BA-28-014, Revision A, dated 7 May 2007, or later revisions approved by the Chief, Continuing Airworthiness, Transport Canada.

2. For aircraft that have already incorporated the original issue of Bombardier SB 670BA-28-014, inspect the aft scavenge ejector fuel couplings inside the LH and RH wing fuel tanks and replace with redesigned couplings if necessary, according to Part B of the Accomplishment Instructions of Bombardier SB 670BA-28-014, Revision A, dated 7 May 2007, or later revisions approved by the Chief, Continuing Airworthiness, Transport Canada.