ANA grounds 787 for gearboxes

Rolls-Royce (R-R) and Boeing are starting to replace gearboxes on nine Trent 1000 engines after All Nippon Airways was forced to ground its fleet of 787s | Photo:  Flickr – Pyonko Omeyama
In all, 17 Trent 1000s are affected by the problem, which has been traced to a manufacturing flaw in the Hamilton Sundstrand-made transfer gearbox.  The problem does not affect 787’s equipped with the alternate General Electric GEnx-1B engine.

Aspire Aviation

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