Bombardier (Boeing Canada/De Havilland)
Bombardier (Boeing Canada/De Havilland) DHC-8 Series Aeroplanes
Bombardier (Boeing Canada/De Havilland) DHC-8 Series Aeroplanes
| AD/DHC-8/107 | Outboard Flap Front SparAttachment Fittings | 3/2006 |
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| Applicability: | Model DHC-8-400, DHC-8-401, and DHC-8-402 aircraft, serial numbers 4001, and 4003 through 4093. |
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| Requirement: | Action in accordance with the requirements of Transport Canada AD CF-2004-11.Note: Bombardier Alert Service Bulletin A84-57-06 Revision B refers. |
| Compliance: | As specified in the Requirement document, with a revised effective date of16 March 2006. |
| This Airworthiness Directive becomes effective on 16 March 2006. | |
| Background: | The manufacturer received reports of loose flap front spar attachment fittings at the No. 4 and No. 5 flap track locations. Upon removal of the fittings, it was discovered that the fittings, and the flap front spar web to which they are mounted, had elongated attachment holes. In addition, the lugs of certain attachment fittings were found to be chafing with flap track No. 4. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
3 February 2006