Airworthiness Directives (ADs)
CAA-2007-01-004
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
- 2007/02/08
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Applicability
- Boeing Model 747-100B SUD, 747-200B, 747-300, 747-400, 747-400D,
and 747SP series airplanes, certificated in any category; as identified in Boeing Alert Service Bulletin
747-53A2591, dated April 6, 2006.
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Model Number
- Boeing Model 747-100B SUD, 747-200B, 747-300, 747-400, 747-400D,
and 747SP Series Airplanes.
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CAA AD Number
- CAA-2007-01-004
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2007-01-09
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Effective Date
- 2007/03/01
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Subject
- To detect and correct cracking of the crease beam and adjacent
structure, which could become large and result in in-flight depressurization and inability of the
airframe structure to sustain flight loads.
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Reference Publications (Revision/ATA/SB)
- Boeing Alert Service Bulletin 747-53A2591, dated April 6, 2006.
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Remarks
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