Transport i lotnictwo · 03/08/2023
FAA adopts new airworthiness directive for Airbus Helicopters Model EC155B1 helicopters
The Federal Aviation Administration (FAA) has issued a new airworthiness directive (AD) for Airbus Helicopters Model EC155B1 helicopters due to reports of a failure in the main gearbox oil cooling fan hub, requiring inspections and potential replacement of the fan hub.