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How To Set A Hunter Sprinkler Head

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You can adjust the spray of your sprinklers to keep your lawn happy and healthy. Sprinklers are a user-friendly way to maintain a lush backyard or irrigate a garden. However, they just work if they effectively h2o your property! We're going to walk you through the easiest ways to adjust Hunter sprinklers, from the radius and the arc to the precipitation rate and nozzles.

The radius is the distance from the sprinkler head to the edge of the h2o spray. It comes preset to your sprinkler nozzle's maximum distance, and you can reduce information technology by up to 25%. [1]

  1. i

    Insert the hex terminate of your Hunter wrench cardinal into the radius reduction screw. The hex end is the slim, foursquare bar that sticks out on one side of your Hunter wrench key. The radius reduction screw is a small hole at the center of the arrow with a tiny "x" in the middle. You'll find it on your sprinkler cap.[2]

    • If you've lost your Hunter wrench key, no worries! You can actually use a normal iii/32 Allen key to brand this adjustment.[3]
    • You tin can make this adjustment with the water on or off.

  2. 2

    Plow the hex bar clockwise to subtract the radius. Go slowly and finish when y'all're happy with the radius. Alternatively, end turning when you experience resistance.[4]

    • Your hex bar will stop turning when you've reduced the radius by 25%. You can't reduce the radius more than this.

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  3. 3

    Spin the hex bar counterclockwise to increase the radius. If your radius is besides small now, only turn the hex bar dorsum the other fashion. The radius will expand again upwardly to the full preset radius.[v]

    • Yous may demand to adapt the radius back and forth to become your desired sprinkler coverage. If yous tin't get the radius you want, switch out your nozzle to a bigger nozzle for a wider radius or a smaller nozzle for a smaller radius.[half-dozen] You tin can find instructions on how to do this in the Precipitation Rate section below.

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The rotor head controls the arc, which is the sprinkler coverage from side-to-side. Hunter PGJ adjustable heads tin can be set anywhere from 40 degrees to 360 degrees, while PGP Ultra heads tin be set up from 50 degrees to 360 degrees. [7] [8]

  1. one

    Find the pointer on top of the sprinkler cap to locate the nozzle. Wait for a raised, rubber circumvolve with the outline of an pointer on it. Follow the arrow to locate where the water sprays out of the sprinkler nozzle.[ix]

    • You can suit your sprinkler with the water on or off.

  2. two

    Insert your Hunter wrench key into the pull-up socket. The pull-up socket looks like the planet Saturn. There's a circle in the middle and a line running through it. Button the primal end of your Hunter wrench into this pigsty.[10]

  3. 3

    Twist the key and pull up on the socket. The entire sprinkler head volition pop out of the base of operations and so y'all tin can conform the inner assembly. Now, you can check your arc distance and change it if necessary.[11]

    • You tin can remove the Hunter wrench while the sprinkler caput is pulled upwards. You'll really need it to make adjustments to the left. Y'all can adjust the sprayer toward the correct without the primal.

  4. iv

    Check the current arc by spinning the caput to the left, and then the correct. Use your hand to gently twist the sprinkler head as far to the left as information technology will go. Note where the pointer is pointing, every bit this is the left stop of your arc. Next, spin the caput back toward the right as far as it will get. Check where the arrow is pointing because this is the right stop.[12]

    • Do this beginning so you know how far yous demand to adjust the sprinkler arc.

  5. v

    Twist the sprinkler caput to the right to line up the arrow with your right terminate. Use your manus to gently tighten the sprinkler head. Keep going until the arrow is pointing where y'all want the sprinkler to end spraying on the correct side of its arc.[13]

    • If your base won't tighten any more, grasp the entire sprinkler cap and plow it clockwise to loosen it. And so, lift the inner assembly out of the sprinkler base. Spin the cap all the way to the right, and then put it back in the base with the arrow pointing at your right stop. Twist the cap clockwise to tighten it into the base of operations. Your arrow should exist pointing at your right stop.[14]

  6. six

    Insert your Hunter wrench key into the plus/minus arc adjustment slot on the cap. The plus/minus arc adjustment slot has a big "10" on information technology. Button the key end of your Hunter wrench into this pigsty to make adjustments.[xv]

    • Yous may be able to brand plus/minus adjustments past inserting a 1⁄4 inch (0.64 cm) screwdriver or hex wrench into the slot.[16] However, Hunter Industries states that you need the key to make this adjustment.[17]

  7. seven

    Hold the sprinkler head while turning the key clockwise to widen the arc. Apply your hand to hold the sprinkler head in place so the arrow stays pointing on your right stop. And so, turn the fundamental clockwise to widen the arc. Each full plow will widen the arc past 90 degrees. End if you run across resistance or hear a grinding sound.[eighteen]

    • The highest you can widen your arc is 360 degrees. When you reach this indicate, the primal will either stop moving or you'll hear a grinding audio.
    • Clockwise is the plus, or positive, direction.

  8. 8

    Bank check the arc to make certain the cease points are correct. Turn your sprinkler head all the fashion to the right, then all the style to the left. Brand certain the arrows line up with your desired right and left end points.[xix]

  9. 9

    Turn the key counterclockwise to shorten the sprinkler arc. If you widen your arc too far, don't worry. Simply turn the Hunter wrench central a little in the counterclockwise direction. This will shorten your arc.[20]

    • Counterclockwise is the minus, or negative, management.

  10. 10

    Push button down on the sprinkler caput to close it. Once your adjustments are consummate, you can simply slide your sprinkler head back down into the base. You're all set to water your plot![21]

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The precipitation rate is how much water your sprinkler volition spray. To change the precipitation charge per unit, you'll need to switch your nozzle to a unlike size.

  1. one

    Insert the key end of your Hunter wrench cardinal into the pull-upward socket. The pull-up socket looks like the planet Saturn because it's a circumvolve with a line through it. Turn the key 90 degrees and elevator up the inner assembly. [22]

    • Y'all won't be able to modify the nozzle without your Hunter wrench primal.

  2. ii

    Put the hex bar into the radius reduction screw and plow counterclockwise. The hex bar is the slim, square metal bar on your Hunter wrench key. The radius reduction screw is the hole on the pointer on your sprinkler cap. Twist the bar as far every bit information technology volition go counterclockwise to uncover the nozzle.[23]

    • If the bar doesn't motility, you can go on to the side by side step.
    • The arrow points to where your nozzle is, so the nozzle will exist but below the arrow.

  3. 3

    Turn on the h2o to push out the nozzle. Remove the hex bar if you haven't already. The force of the water will blow out the nozzle, since there'due south null holding information technology in. Turn off the water so you can install the new nozzle.[24]

    • If you prefer, you can remove the nozzle by hand by grasping the border of the nozzle with needle-nosed pliers and pulling outward. Remember, the nozzle is just below the pointer on your sprinkler cap.
    • Keep the nozzle if it'south not damaged, every bit yous can reuse it later.

  4. 4

    Install a larger nozzle if you want higher atmospheric precipitation. Use a larger nozzle if your soil tends to exist dry. Gently push your new nozzle into the hole below the pointer on your sprinkler cap. Reinsert the hex bar and so you can tighten the nozzle range spiral.[25]

  5. five

    Insert a smaller nozzle for lower atmospheric precipitation. Go with a smaller nozzle if your soil gets as well moisture. Slide the new nozzle into the hole under the arrow on your sprinkler cap. And so, tighten the nozzle range screw using the hex bar.[26]

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Spray heads produce a constant stream of water, simply don't practice whatever rotation like a rotor head does.

  1. 1

    Turn the sprinkler on while you suit it so you lot can see the spray. You want the h2o on and then you tin can see which expanse of your lawn is getting watered. Find the direction and arc of the spray and so you know what adjustments you lot need to make.[27]

  2. two

    Utilize your hand to turn the sprayer to your right stop signal. Hold the base of the sprinkler in i mitt equally yous slowly twist the sprayer toward the right. Yous'll hear a ratcheting racket with each turn, which is okay. The sprinkler is supposed to make that dissonance when it turns because its base is a ratchet organization. Stop turning the sprinkler when the water is spraying toward your desired right stop point.[28]

    • If y'all go too far, just spin the sprayer back toward the left.

  3. 3

    Spin the nozzle clockwise to decrease the arc. The nozzle on a spray sprinkler is the summit cap on the sprinkler where the water comes out. Grip the edges of this cap, then twist. The water spray will start to narrow, covering less footing. End turning the nozzle when you accomplish your desired arc.[29]

    • You don't need whatever special tools to suit spray sprinklers.
    • If yous become too far, only twist it back the other style.

  4. 4

    Twist the nozzle counterclockwise to increase the arc. Utilize your hand to grip the edges of the nozzle cap and plow it. Watch the spray aggrandize until the h2o reaches every bit far every bit you'd like. Stop spinning the cap when yous're happy with the arc.[30]

    • If the arc gets as well broad, simply spin the nozzle dorsum counterclockwise.

  5. 5

    Reduce the radius by turning the nozzle spiral clockwise. The nozzle spiral is at the center of the sprinkler cap where the water sprays out. Insert a 1⁄four inch (0.64 cm) flat-head screwdriver into the screwhead. Slowly spin the screwdriver to shorten the radius, which is how far the water reaches. Cease twisting when you're happy with your sprinkler coverage.[31]

  6. six

    Increase the radius by turning the nozzle screw counterclockwise. Find the nozzle screw at the center of the sprinkler cap, which is where the h2o sprays out. Use your 1⁄4 inch (0.64 cm) screwdriver to slowly turn the screwdriver counterclockwise to widen your radius, which is how far the h2o sprays. Keep turning until you're happy with your sprinkler coverage.[32]

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  • You'll need a Hunter wrench fundamental for most adjustments to Hunter rotor sprinklers. If you lost your fundamental, don't worry because you tin get a new one anywhere that sells Hunter sprinklers or online.

  • Go slowly as you're making adjustments so you lot don't accidentally twist too far. If y'all exercise, you could impairment the sprinkler.

Thanks for submitting a tip for review!

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Source: https://www.wikihow.com/Adjust-Hunter-Sprinklers

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