A MATERIALS HANDLING VEHICLE HAVING A CONTROL APPARATUS FOR DETERMINING AN ACCELERATION VALUE

A materials handling vehicle (10) is provided comprising: a frame (20) comprising an operator's compartement; wheels (58, 74) supported on said frame; a traction motor (72) coupled to one of said wheels, being a steerbale wheel (74), to effect rotation of said steerable wheel; a system (80) associated with said steerable wheel to effect angular movement of the steerable wheel about a first axis (A1); said system comprising a control handle capable of being moved by an operator to define a desired angular position of said steerable wheel; control apparatus (200, 96) varying a drive signal to said traction motor based on a steerable wheel error.