Em relação ao primeiro ponto, do Manual de Treinamento Técnico da Lufthansa para o 777 , página 30 :
Elevator Offload Function Operates only in the AirCommands to Determine when the Elevator is not at the Neutral Position for more than two seconds minimum.Commands the Horizontal Stabilizer to move as a Function of Airspeed. The Movement of the Horizontal Stabilizer then causes the Elevator to move to the Neutral Position