The handbook valve is what the change lever hooks up to. Based on which equipment is chosen, the guide valve feeds hydraulic circuits that inhibit specified gears. As an illustration, if the change lever is in 3rd equipment, it feeds a circuit that prevents overdrive from partaking. In combination with https://gearboxauto42850.bloggerbags.com/39456746/the-5-second-trick-for-gearbox-auto