Airworthiness Directives (ADs)
CAA-2021-11-021
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
- 2021/11/26
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Applicability
- GE model GEnx-1B64, GEnx-1B64/P1, GEnx-1B64/P2, GEnx-1B67, GEnx-1B67/P1, GEnx-1B67/P2, GEnx-1B70, GEnx-1B70/75/P1, GEnx-1B70/75/P2, GEnx-1B70/P1, GEnx-1B70/P2, GEnx-1B70C/P1, GEnx-1B70C/P2, GEnx-1B74/75/P1, GEnx-1B74/75/P2, GEnx-1B76/P2, GEnx-1B76A/P2, GEnx-2B67, GEnx-2B67/P, and GEnx-2B67B model turbofan engines.
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Model Number
- General Electric GEnx-1B, GEnx-2B serial turbofan engines.
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CAA AD Number
- CAA-2021-11-021
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2021-21-05
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Effective Date
- 2021/12/28
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Subject
- This AD requires revising the operator's existing FAA-approved minimum equipment list by incorporating into the MEL the dispatch restrictions listed in this AD. and also requires initial and repetitive replacement of the electronic engine control MN4 microprocessor.
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Reference Publications (Revision/ATA/SB)
- ATA 73. Ref. GE GEnx-1B Service Bulletin 73-0097 R02, dated May 17, 2021. and GE GEnx-1B SB 73-0097 R01, dated January 29, 2021. and GE GEnx-1B SB 73-0097 R00, dated December 17, 2020. and GE GEnx-2B SB 73-0090 R03, dated August 18, 2021. and GE GEnx-2B SB 73-0090 R02, dated May 20, 2021. and GE GEnx-2B SB 73-0090 R01, dated January 28, 2021. and GE GEnx-2B SB 73-0090 R00, dated December 17, 2020.
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Remarks
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