The control of the oil strain during the lock-up clutch is finished via two valves: the relay valve plus the sign valve. In this sort of arrangement the signal valve controls the tension on a single facet on the relay valve, which controls the pressure during the lock-up clutch. By https://torque-converter-clutch76396.blogars.com/33128353/helping-the-others-realize-the-advantages-of-torque-converter-clutch