Airworthiness Directives (ADs)

Aviation Industry

CAA-2025-01-005

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.

Issue Date: 2025/01/10

Applicability: This AD applies to General Electric Company (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-2B67B, and GEnx-2B67/Pengines with an installed: (1) Stages 6-10 compressor rotor spool (stages 6-10 spool) having a part number (P/N) and serialnumber (S/N) listed in paragraph 4, Appendix—A, Table 1 of GE GEnx-1B Service Bulletin 72-0525,R01, dated June 10, 2024 (GEnx-1B SB 72-0525, R01); or (2) Stages 6-10 spool having a P/N and S/N listed in paragraph 4, Appendix—A, Table 1 of GE GEnx-2B Service Bulletin 72-0460, R01, dated June 10, 2024 (GEnx-2B SB 72-0460, R01).

Model Number: General Electric Company 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-2B67B, and GEnx-2B67/P engines.

CAA AD Number: CAA-2025-01-005

Aeronautics Authority of Original AD: FAA

Original AD Number: 2024-25-07

Effective Date: 2025/02/12

Subject: This AD requires a one-time inspection of the stages 6-10 spools for previously accomplished blend repairs, a one-time inspection of the blend repairs on the stages 6-10 spools for compliance with the ｕｐｄａｔｅd allowable limits, and replacement if necessary.

Reference Publications (Revision/ATA/SB): ATA 72. Ref. GE GEnx-1B Service Bulletin 72-0525, R01, dated June 10, 2024. and GE GEnx-2B Service Bulletin 72-0460, R01, dated June 10, 2024.

Remarks

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