Airworthiness Directives (ADs)
CAA-2010-09-004
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
- 2010/09/16
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Applicability
- Pratt & Whitney (PW) PW4052, PW4056, PW4060, PW4062, PW4062A, PW4074, PW4077, PW4077D, PW4084D, PW4090, PW4090-3, PW4152, PW4156A, PW4158, PW4164, PW4168, PW4168A, PW4460, and PW4462 turbofan engines. These engines are installed on, but not limited to, Boeing 747-400, 767-200, 767-300, 777-200, and 777-300 airplanes; McDonnell Douglas MD-11 airplanes; and Airbus A300-600, A310-300, and A330-200 airplanes.
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Model Number
- Pratt & Whitney (PW) PW4000 Series Turbofan Engines
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CAA AD Number
- CAA-2010-09-004
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2010-18-13
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Effective Date
- 2010/10/18
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Subject
- To detect cracks in the locking and loading slots in the HPC drum rotor disk assemblies, which could result in rupture of the HPC drum rotor disk assembly and damage to the airplane.
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Reference Publications (Revision/ATA/SB)
- Pratt & Whitney Service Bulletin No.:PW4G-100-72-186 R1,PW4G-112-72-264 R2 and PW4ENG 72-796.
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Remarks
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