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AD/WHE/8 - MLG Wheel Assembly Part Numbers C20500000 and C20452000
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Wheels and Tyres
| AD/WHE/8 | MLG Wheel Assembly Part NumbersC20500000 and C20452000 | 13/2006 |
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| Applicability: | Messier-Goodrich S.A. or Goodrich-Messier Inc. Main Landing Gear (MLG) Wheel Assembly Part Numbers C20500000 and C20452000; known to be installed on, but not limited to, Airbus Model A321 series aircraft. |
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| Requirement: | Inspect the MLG wheel assembly in accordance with the instructions of Messier-Bugatti and Goodrich Service Bulletin (SB) C20452-32-3254 Revision 2, or later approved revision.If damage is found, before further flight, repair the MLG wheel assembly in accordance with SB C20452-32-3254 Revision 2, or later approved revision.Note: EASA AD 2006-0328 refers. |
| Compliance: | At each tyre change after 21 December 2006. |
| This Airworthiness Directive becomes effective on 21 December 2006. | |
| Background: | Reports were received of wheel hub corrosion, mainly under the heat shield overlap area. In some cases a circular crack initiated from a corrosion pit. Cracks that initiate under the bead seat may not lead to pressure loss, but can result in flange separation, as experienced by some operators. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
9 November 2006