Airworthiness Directives (ADs)
CAA-2009-12-012
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
- 2009/12/21
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Applicability
- CFM56-5 and CFM56-5B engines, all models, if equipped with stage 3 Low
Pressure Turbine (LPT) disks 336-002-006-0 serial numbers as listed below.
These engines are known to be installed on, but not limited to Airbus A318,
A319, A320 and A321 series aeroplanes.
CFM56-7B engines, all models, if equipped with stage 3 LPT disks 336-002-
006-0 serial numbers as listed below.
These engines are known to be installed on, but not limited to, Boeing 737
series aeroplanes.
Affected disks serial numbers:
DE255844, DE256388, DE256622, DE256623, DE256625, DE256627,
DE256628, DE256631, DE256637.
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Model Number
- CFM56-5, CFM56-5B and CFM56-7B
engines
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CAA AD Number
- CAA-2009-12-012
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Aeronautics Authority of Original AD
- EASA
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Original AD Number
- 2009-0270
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Effective Date
- 2009/12/31
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Subject
- Engine - LPT Rotor / Stator Assembly - Replacement
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Reference Publications (Revision/ATA/SB)
- ATA72 CFM56-5B S/B 72-0733, Issue 0, dated 26 October 2009
CFM56-7B S/B 72-0743, Issue 0, dated 26 October 2009
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Remarks
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