Originally Posted by
stilton
Reading through some of the information, it says the landing gear extension and retraction will be electrically operated and I know they will be using electric brakes.
What about flap/slat and primary flight control operation?
From a Boeing Presentation I attended I understood there will be some small local hyraulic systems, electrically powered, such as for L/G operation, and flight controls. 5000PSI I think was the pressure they were talking about...