The control of the oil strain within the lock-up clutch is done as a result of two valves: the relay valve plus the signal valve. In this type of arrangement the sign valve controls the strain on 1 facet with the relay valve, which controls the pressure in the lock-up https://torqueconverterclutch09629.blogproducer.com/41306205/how-much-you-need-to-expect-you-ll-pay-for-a-good-torque-converter-clutch