Bombardier (Canadair) CL-600 (Challenger
Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes
Bombardier (Canadair) CL-600 (Challenger) Series Aeroplanes
| AD/CL-600/75 | Structural Inspection Program Revision | 8/2007 |
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| Applicability: | Model CL-600-2B19 aircraft, serial number 7003 and subsequent; without Modsum TC601R16421 or later Transport Canada approved revision, incorporated. |
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| Requirement: | Action in accordance with the requirements of Transport Canada AD CF-2005-05. |
| Compliance: | As specified in the Requirement document, with a revised effective date of2 August 2007. |
| This Airworthiness Directive becomes effective on 2 August 2007. | |
| Background: | During the CRJ-100 complete aircraft fatigue test, a crack was detected at the lower forward corner of the cargo door cut-out. Cracking of the cargo door surround structure, which has been identified as principal structural element, could adversely affect aircraft structural integrity. This Directive introduces a revised repeat inspection task schedule. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
22 June 2007