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AD/B737/292 - Elevator Rear Spar Web at Tab Hinge Bracket
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Boeing 737 Series Aeroplanes
| AD/B737/292 | Elevator Rear Spar Web at Tab Hinge Bracket | 9/2006 |
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| Applicability: | Model 737-100, -200, and -200C series aircraft; as identified in Boeing Alert Service Bulletin 737-55A1078, dated 27 October 2005, or later FAA approved revision. |
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| Requirement: | Action in accordance with the technical requirements of FAA AD 2006-14-07Amdt 39-14678. |
| Compliance: | As specified in the Requirement document, with a revised effective date of31 August 2006. |
| This Airworthiness Directive becomes effective on 31 August 2006. | |
| Background: | The FAA received reports of cracks in the elevator rear spar web at the tab hinge bracket locations. The actions required by this Directive are intended to detect and correct cracking, corrosion, interlaminar corrosion, delamination, and disbonding of the elevator rear spar, which may reduce elevator stiffness and lead to in-flight vibration. In-flight vibration may lead to elevator and horizontal stabiliser damage and reduced controllability of the aircraft. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
21 July 2006