Airworthiness Directives (ADs)
CAA-2025-12-010
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
- 2025/12/22
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Applicability
- This AD applies to CFM International, S.A. Model (CFM) LEAP-1A23, LEAP-1A24, LEAP-1A24E1,LEAP-1A26, LEAP-1A26CJ, LEAP-1A26E1, LEAP-1A29, LEAP-1A29CJ, LEAP-1A30, LEAP-1A32,LEAP-1A33, LEAP-1A33B2, and LEAP-1A35A engines with an installed high-pressure turbine(HPT) rotor stage 1 blade, having part number (P/N) 2747M92P01, P/N 2553M91G03, P/N2553M91G05, P/N 2553M91G06, P/N 2553M91G07, or P/N 2553M91G08 and that hasaccumulated more than 1,100 South Asia takeoffs.
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Model Number
- CFM LEAP-1A23, LEAP-1A24, LEAP-1A24E1,
LEAP-1A26, LEAP-1A26CJ, LEAP-1A26E1,
LEAP-1A29, LEAP-1A29CJ, LEAP-1A30,
LEAP-1A32, LEAP-1A33, LEAP-1A33B2,
and LEAP-1A35Aengines.
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CAA AD Number
- CAA-2025-12-010
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2025-21-03
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Effective Date
- 2025/12/29
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Subject
- this AD requires either additional BSIs at reduced intervals or replacement of the HPT rotor stage 1 blades.
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Reference Publications (Revision/ATA/SB)
- ATA 72. Ref. CFM Service Bulletin LEAP-1A-72-00-0485-01A-930A-D, Issue 003-00, dated July 30, 2025.
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Remarks
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