Escort L4-110 1.8L DOHC (1994)
sleeve ports, thereby directing fluid under pressure to the proper end of the power cylinder. The pressure differential acting on the piston attached to the
rack, provides the power assist. The control valve is forced back to a centered position by the torsion bar when steering effort is removed. Pressure is
then equalized on each side of the piston and the front wheels tend to return to a straight ahead position.