How To Turn Off Sprinkler System At Control Box. Turn off the circuit breaker or unplug it from the wall. See 'troubleshooting electrical solenoids' and/or 'troubleshooting electrical timers.' valve stays on if the valve stays on or won't turn off it is usually a valve problem.
See 'troubleshooting electrical solenoids' and/or 'troubleshooting electrical timers.' valve stays on if the valve stays on or won't turn off it is usually a valve problem. Turn off your water supply to the sprinkler system. 1 grasp the body of the solenoid firmly and turn it counterclockwise at least a quarter turn.
A brass gate valve or ball valve is usually located right after the tee where the sprinkler.
Turn off main water supply to sprinkler system after identifying the trouble valve. 1 grasp the body of the solenoid firmly and turn it counterclockwise at least a quarter turn. To turn off your sprinkler system at the controller, simply turn the dial/knob on the controller to the off position. To do this, check the main power supply.