Adjusting the sprinkler heads in your system is a skill that every homeowner with a sprinkler system should learn. Not only does it save you money and enhance the beauty of your outdoor space, but it also contributes to a more sustainable way of living.. Toro Rotor with Check Valve 1 in. | T7P-02. Buy Now. Irritrol Rotor 5 in. | 550R. Buy.. How do I adjust a Toro sprinkler head? To adjust a Toro sprinkler head, follow these steps: 1. Turn off the water supply to the sprinkler head. 2. Loosen the locknut on the sprinkler head. 3. Turn the adjustment screw clockwise to increase the water flow or counterclockwise to decrease the water flow. 4. Tighten the locknut.
To decrease the arc, insert the key into the arc adjustment slot. Hold the turret in place while turning the tool counter clockwise. Keep turning until the arrow points to the desired arc. The arrow will point to the adjustable right stop. To adjust the arc while the rotor is running, turn the turret gently in the direction. Change the Toro sprinkler head out each year if you live in an area with hard water, as this can cause corrosion over time. Change it out sooner if you notice any excessive wear and tear. Adjust the Toro sprinkler heads when seasons change to ensure that your lawn is getting the optimal amount of water for those conditions.