Airworthiness Directives (ADs)
CAA-2025-06-003
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
- 2025/06/09
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Applicability
- This AD applies to General Electric Company 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, and GEnx-2B67/P engines with at least one of the following installed:
(1) High Pressure Turbine (HPT) stage 1 disk having part number (P/N) 2383M83G03 and a serial number (S/N) listed in Table 1 of GE GEnx-1B Service Bulletin 72-0542 R00, dated April 15, 2024 (GE GEnx-1B SB 72-0542 R00);
(2) HPT stage 2 disk having P/N 2300M84P02 and a S/N listed in Table 2 of GE GEnx-1B SB 72-0542 R00;
(3) HPT stage 1 disk having P/N 2383M83G03 and a S/N listed in Table 1 of GE GEnx-2B Service Bulletin 72-0471 R00, dated April 15, 2024 (GE GEnx-2B SB 72-0471 R00); or
(4) HPT stage 2 disk having P/N 2300M84P02 and a S/N listed in Table 2 of GE GEnx-2B SB 72-0471 R00.
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Model Number
- GEnx-1B engines.
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CAA AD Number
- CAA-2025-06-003
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2025-11-03
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Effective Date
- 2025/07/08
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Subject
- This AD requires replacement of affected HPT stage 1 and HPT stage 2 disks with parts eligible for installation.
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Reference Publications (Revision/ATA/SB)
- ATA 72. Ref. GE GEnx-1B Service Bulletin (SB) 72-0542 R00, dated April 15, 2024. and GE GEnx-2B SB 72-0471 R00, dated April 15, 2024.
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Remarks
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