Air China has grounded some of its Boeing 787s powered by Rolls-Royce Trent 1000 engines, which had been found to have vulcanization and fatigue cracks in the blades of the engine’s intermediate pressure (IP) compressor. In April, Rolls-Royce warned airlines that additional checks of its Trent 1000 engine powering the 787 would be needed to better understand the durability of the Package C compressor, featured on nearly 200 787s worldwide. Air China has replaced the ...

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