Airworthiness Directives (ADs)
CAA-2025-01-004
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
- 2025/01/09
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Applicability
- 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, all serial numbers (s/n). LEAP-1B21, LEAP-1B23, LEAP-1B25, LEAP-1B27, LEAP-1B28, LEAP-1B28B1, LEAP-1B28B2, LEAP-1B28B2C, LEAP-1B28B3, LEAP-1B28BBJ1 and LEAP-1B28BBJ2 engines, all s/n.
LEAP-1C28, LEAP-1C30 and LEAP-1C30B1 engines, all s/n.
These engines are known to be installed on, but not limited to, certain Airbus A319, A320, A321, Boeing 737-8, 737-8200, 737-9 and COMAC C919 aeroplanes.
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Model Number
- LEAP-1A, LEAP-1B and LEAP-1C engines
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CAA AD Number
- CAA-2025-01-004
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Aeronautics Authority of Original AD
- EASA
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Original AD Number
- 2025-0003
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Effective Date
- 2025/01/21
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Subject
- Engine – Low Pressure Turbine – Stage 4 and Stage 5 Disks – Replacement
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Reference Publications (Revision/ATA/SB)
- ATA 72. CFM SB LEAP-1A-72-00-0519-01A-930A-D original issue (Issue 001) dated 18 September 2024. and CFM SB LEAP-1B-72-00-0419-01A-930A-D original issue (Issue 001) dated 18 September 2024. and CFM SB LEAP-1C-72-00-0100-01A-930A-D original issue (Issue 001) dated 18 September 2024.
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Remarks
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