Trent 777 ETOPS testing resumes

BOEING RESUMED extended-range twin-engined operations (ETOPS) testing of the Rolls-Royce Trent 800-powered 777 on 11 July, after foreign-object damage was determined to be the cause of a surge which halted testing on 16 June (Flight International, 3-9 July). Testing for 180min ETOPS clearance is expected to be completed on schedule ...

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