Turn on the main engines and the VTOL engine - port to 90° - Thrust 100%. Do not touch the controls. The plane will automatically point the nose up to about 40°, then it stabilizes itself without the need for any intervention. At 220 mph port to 0° - Take control of the plane with the normal control surfaces.
(in model description there are some other procedures for takeoff, but this is the simplest in the universe)