Airworthiness Directives (ADs)
CAA-2020-04-007
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
- 2020/04/16
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Applicability
- The Boeing Company Model 747-100, 747-100B, 747-100B SUD, 747-200B, 747-200C, 747-200F, 747-300, 747-400, 747-400D, 747-400F, 747SR, and 747SP series airplanes, certificated in any category, line numbers (L/Ns) 1 through 1229 inclusive.
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Model Number
- The Boeing Company Model 747-100,
747-100B, 747-100B SUD, 747-200B,
747-200C, 747-200F, 747-300, 747-400,
747-400D, 747-400F, 747SR, and
747SP series airplanes.
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CAA AD Number
- CAA-2020-04-007
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2020-07-14
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Effective Date
- 2020/05/18
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Subject
- This AD requires replacement of the bonding jumpers on the auxiliary power unit fuel pump, and also requires, for certain airplanes, installation of a second bonding jumper; an inspection of the override/jettison fuel pumps and transfer/jettison fuel pumps to determine if the bonding jumper has a one-piece braid or two-piece braid and replacement of the bonding jumper if necessary; and replacement of the bonding jumper on the electrical scavenge fuel pump.
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Reference Publications (Revision/ATA/SB)
- ATA 28. Boeing Service Bulletin 747-28-2228, Revision 1, dated September 27, 2001.
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Remarks
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Download
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