LOS ANGELES—CFM International said it is redesigning the bearing in the radial drive shaft of the LEAP-1B—which powers the Boeing 737 MAX—after five incidents in which an engine was shut down inflight following activation of the oil filter bypass light indication in the cockpit. The action comes as EASA issued an airworthiness directive (AD) mandating recurring inspections of the transfer gearbox modules (TGB) 1 and TGB2 scavenge screens, which indicate if any metallic ...


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