Vented Loop Solenoid Valve for 37010 Series Toilet When installing a vented loop in the inlet hose, it is recommended that a Vented Loop Solenoid Valve 37068-2000 is connected to the vent air inlet to ensure maximum electric toilet performance and prime-ability. Connect the brass port of the valve remove plastic filter, if installed with the air inlet of the vented loop. Wire the solenoid valve in parallel with the toilet motor by connecting one side of the solenoid to the toilet flush switch and the other side to battery ground. Vented Loop Solenoid Valve for 37010 Series Toilet When installing a vented loop in the inlet hose, Connect the brass port of the valve remove plastic filter, if installed with the air inlet of the