Airworthiness Directives (ADs)
CAA-2008-11-008
The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.
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Issue Date
- 2008/11/19
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Applicability
- Boeing Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-
200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, and 747SR series airplanes.
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Model Number
- Boeing Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-
200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, and 747SR Series Airplanes
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CAA AD Number
- CAA-2008-11-008
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2008-23-10
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Effective Date
- 2008/12/22
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Subject
- To prevent certain
discrepancies associated with this design (for example, a flap skew or lateral control asymmetry that
can cause collateral damage to adjacent hydraulic tubing and subsequent loss of a hydraulic system),
which could result in the asymmetric flight control limits being exceeded, and could adversely affect
the airplane's continued safe flight and landing.
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Reference Publications (Revision/ATA/SB)
- Boeing Service Bulletins 747-27A2398, Revision 1 and 747-27A2421, Revision 1.
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Remarks
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