Airworthiness Directives (ADs)
CAA-2010-11-007
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
- 2010/11/26
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Applicability
- Pratt & Whitney turbofan engines, with No. 3 bearing oil pressure tube, part number (P/N) 51J041-01, P/N 50J604-01, or P/N 50J924-01, installed:
PW4000-94'' Engines
(1) PW4000-94'' engines affected are PW4050, PW4052, PW4056, PW4060, PW4060A, PW4060C, PW4062, PW4062A, PW4152, PW4156, PW4156A, PW4158, PW4160, PW4460, PW4462, and PW4650, including models with any dash number suffix.
PW4000-100'' Engines
(2) PW4000-100'' engines affected are PW4164, PW4168, PW4168A, PW4164C, PW4164C/B, PW4170, PW4168A-1D, PW4168-1D, PW4164-1D, PW4164C-1D, and PW4164C/B-1D, including models with any dash number suffix.
PW4000-112'' Engines
(3) PW4000-112'' engines affected are PW4074, PW4074D, PW4077, PW4077D, PW4084, PW4084D, PW4090, PW4090-3, PW4090D, and PW4098, including models with any dash number suffix.
(4) These engines are installed on, but not limited to, Airbus A300, A310, and A330 series, Boeing MD-11, 747, 767, and 777 series, airplanes.
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Model Number
- Pratt & Whitney PW4000 Series Turbofan Engines
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CAA AD Number
- CAA-2010-11-007
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 2010-24-09
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Effective Date
- 2010/12/28
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Subject
- To prevent cracking of No. 3 bearing oil pressure tubes, which could result in internal oil fire, failure of the high-pressure turbine (HPT) disks, uncontained engine failure, and damage to the airplane.
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Reference Publications (Revision/ATA/SB)
- None
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Remarks
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Download
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