The manual valve is what the shift lever hooks as much as. Dependant upon which equipment is selected, the manual valve feeds hydraulic circuits that inhibit specified gears. For example, In the event the change lever is in third gear, it feeds a circuit that stops overdrive from partaking. Gearboxes https://griffinznqrs.digiblogbox.com/58833251/the-greatest-guide-to-gearbox-auto