Boeing will conduct stability, control and flutter tests on its 747-8F next week before launching NAMS testing designed to establish fuel burn figures at high altitude. VP and GM-747 Program Mohammad Yahyavi told ATWOnline in Seattle that current testing is proceeding well while acknowledging that a slight redesign of the landing gear door will be required to address buffet when the gear is lowered and the flaps are fully deployed for landing. The 777 had a similar buffet problem with its ...

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