How do you adjust the radius on a Toro sprinkler head?

Asked By: Leonid Roehrdanz | Last Updated: 30th January, 2020
Category: home and garden smart home
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Insert your Mini 8 rotor key into the radius adjustment screw. This is the small screw on the right side of the sprinkler head. Turn the key clockwise to reduce the radius or distance of water from the sprinkler head. Turn the key counterclockwise to increase the radius of water.

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Correspondingly, how do you fix a sprinkler head that won't turn?

How to Do It

  1. Disassemble the sprinkler head.
  2. Take off the filter at the bottom of the head.
  3. Rinse the filter in a bucket filled with clean water to wash out debris.
  4. If this doesn't work you'll need to have the sprinkler head replaced.
  5. If it does work, make sure the head is properly adjusted when you re-install it.

Subsequently, question is, how do you fix a Toro sprinkler head? Head Replacement

  1. Start digging by cutting straight into the turf with the shovel several inches from the sprinkler head.
  2. Continue digging the hole.
  3. Unscrew the head from the pipe.
  4. Turn on the water for several seconds to flush out the pipe.
  5. Screw the new head onto the pipe.
  6. Turn on the water to test the sprinkler.

Regarding this, how do you adjust a Toro 570z sprinkler head?

How to Adjust Toro 570 Sprinkler Heads

  1. Purchase a new MPR nozzle with the desired settings.
  2. Locate the sprinkler that you want to adjust.
  3. Insert the needle-nose pliers into the top of the nozzle, and pull the spray head straight up.
  4. Grab and hold the supply tube in one hand.
  5. Twist the existing MPR nozzle counterclockwise until it removes.

Why do sprinklers get stuck?

Water pressure that is either too low or too high can cause sprinkler head jamming. When water pressure dips below acceptable limits, the sprinkler head may get stuck at one side of its arc or it may not move at all. If water pressure is too high, it may also cause the sprinkler to stop or jam.

31 Related Question Answers Found

How do I change the nozzle on my Toro sprinkler head?

Kneel down beside the Toro sprinkler. Place the tip of a blade screwdriver under the top edge of the Toro 570 nozzle head and pull up gently. Grasp the riser tube and pull until 4 inches or so of the tube extends from the ground.

How do I change the direction of my sprinklers?

To increase the arc of your Hunter rotor head, you'll want to insert the plastic key into the adjustment socket, which can be found on the top of each sprinkler head. Turn the adjustment wrench clockwise in a full 360-degree motion. This will increase your arc by 90 degrees each time you turn the wrench a full circle.

Why do sprinkler heads stop rotating?

Damaged Internal Components
These gears must be lubricated to move freely. In most cases, water is the lubricant. But some sprinkler heads contain a small amount of oil inside that lubricates the gears. If the oil dries out or leaks, it can cause damage to the internal gears, and the rotating motion will stop working.

What is a pop up sprinkler?

Pop-up Spray and Rotor Heads
Designed to supply a continuous stream of water, pop-up spray sprinkler heads use a variety of nozzle patterns to distribute the stream of water to suit the contours of your landscape. This type of nozzle reduces precipitation rates, which improves soil infiltration and reduces runoff.

How do you adjust Irritrol sprinkler heads?


Insert the rotary tool or plastic key end of the universal tool into the arc-set adjustment slot. Rotate the sprinkler turret to the "right start" position and hold it there. Turn the tool clockwise to increase the sprinkler arc and counterclockwise to decrease it.

How do you adjust a Toro mini 8 sprinkler head?

Insert your Mini 8 rotor key into the radius adjustment screw. This is the small screw on the right side of the sprinkler head. Turn the key clockwise to reduce the radius or distance of water from the sprinkler head. Turn the key counterclockwise to increase the radius of water.

How do I adjust my Toro Super 800?

The Super 800 rotor has a fixed LEFT stop.
To find the left stop position, rotate the nozzle turret clockwise (to the right) until it stops, then rotate the nozzle turret all the way back to the left. To increase the arc, insert the key into the arc adjustment slot, indicated by an arrow in the center of the turret.

How do you replace a sprinkler solenoid?

You must replace the solenoid that resides on top of the underground valve.
  1. Turn off your water supply to the sprinkler system.
  2. Turn off your irrigation system at the control panel.
  3. Slide a soil probe into the ground to locate the failed solenoid and valve assembly.
  4. Scoop the soil off of the valve box using a shovel.

What is the difference between red and blue Hunter nozzles?

Do you? Both the Red and Blue nozzles will fit the PGP-Adj rotor head. The blue ones have different designations in GPM rather than just a size #. There are also Grey nozzles for lower angle patterns.

How do you adjust Hunter PGP sprinkler distance?


To Increase the Arc
  1. Insert the plastic key end of the Hunter wrench into the adjustment socket .
  2. While holding the nozzle turret at the right stop, turn the wrench clockwise.
  3. Adjust to any arc between 40° and 360°.