Hunter Sprinkler Tool Your Ultimate Guide to Lawn Care

Hunter Sprinkler Tool: Your Ultimate Guide to Lawn Care

When it comes to maintaining a lush, green lawn, having the right tools for your sprinkler system is essential. One such tool you should have in your arsenal is the Hunter sprinkler tool, specifically designed for Hunter irrigation products. With these helpful tools, you can efficiently manage your sprinkler system and keep your lawn in top-notch condition year-round.

Among the available Hunter sprinkler tools, you’ll find options like the Rotor Adjustment Tool, T-Handle Tool, and the MP Rotator Adjustment Tool. These tools are designed for specific tasks that make adjusting and servicing your Hunter sprinklers a breeze. From changing nozzles to adjusting spray patterns, owning these tools can make maintaining your lawn more convenient and save you time.

As you explore the various Hunter sprinkler tools, consider how each one can benefit your lawn care routine. These tools provide you with greater control over your irrigation system, allowing you to conserve water, manage water pressure, and fine-tune your sprinklers for the best results. With the proper utilization of Hunter sprinkler tools, you’ll be well on your way to a perfectly irrigated, healthy lawn.

Understanding the Hunter Sprinkler Tool

Understanding the Hunter Sprinkler Tool


The Hunter Sprinkler Tool is a specially designed tool to help you adjust and maintain your Hunter sprinkler heads. This compact and easy-to-use tool allows you to make arc and radius adjustments on each sprinkler in Hunter’s product line, including their PGP, PGJ, I20, I25, and I40 heads.

Using the Hunter Sprinkler Tool, you can:

  1. Adjust the arc of the sprinkler head to control the coverage area.
  2. Adjust the radius to control the distance the water is thrown.
  3. Flush the sprinkler system, which is essential during installation or maintenance to remove debris and keep the system functioning optimally.
  4. Clean the filter to ensure optimal water flow and prevent clogging.


The purpose of the Hunter Sprinkler Tool is to help you maintain and fine-tune your irrigation system, ensuring that your lawn receives the optimal amount of water in the correct areas. Properly adjusted sprinklers not only reduce water waste but also promote healthy plant growth and save you money on your water bill.

To use the Hunter Sprinkler Tool:

  • Arc adjustments: Locate the two finger loops and the opposite side arc adjustment key on the tool. Insert the arc adjustment key into the sprinkler head and turn it clockwise to increase the arc or counterclockwise to decrease it.
  • Radius adjustments: Use the 3/32 allen key provided on the Hunter Sprinkler Tool to control how far the water is thrown. By simply inserting it into the sprinkler head’s radius adjustment hole and turning it, you can increase or decrease the distance that the water is sprayed.
  • Filter cleaning: Clearing the filter of any debris helps ensure your system runs efficiently. To clean the filter, remove the sprinkler head and use the Hunter Sprinkler Tool to remove the filter, then rinse it and reinstall it.

Remember, keeping your irrigation system in good working condition is essential for maintaining a healthy and beautiful lawn. By using the Hunter Sprinkler Tool regularly, you can make sure that your sprinklers are always functioning optimally and providing the right amount of water to your landscaping.

Using the Hunter Sprinkler Adjustment Tool

Using the Hunter Sprinkler Adjustment Tool

The Hunter Sprinkler Adjustment Tool is a handy device for making arc and radius adjustments on your Hunter sprinkler heads. In this section, we’ll go over a step-by-step guide on how to use this tool effectively.

Step by Step Guide

  1. Locate the adjustment socket: Begin by locating the adjustment socket on your Hunter sprinkler head. This is where you’ll insert the plastic key end of the Hunter wrench.
  2. Insert the wrench: Carefully insert the plastic key end of the Hunter wrench into the adjustment socket.
  3. Hold the nozzle turret: While holding the nozzle turret at the right stop, turn the wrench counterclockwise.
  4. Make arc adjustments: Each full 360° turn of the wrench will decrease the arc by 90°. You can adjust the arc to any angle between 40° and 360°. The wrench will either stop turning or make a ratcheting noise when the maximum or minimum arc is reached.
  5. Adjust the radius: If you need to adjust the radius of the sprinkler head, use the 3/32 allen key end of the Hunter wrench. Insert it into the radius adjustment screw located on top of the sprinkler head and turn clockwise to decrease the radius, or counterclockwise to increase it.

Remember, the Hunter Sprinkler Adjustment Tool is compatible with Hunter PGP, PGJ, I20, I25, and I40 heads. By following this step-by-step guide, you’ll be able to adjust your sprinkler system to meet your specific watering needs.

Alternative Solutions

Alternative Solutions

Common Household Items

While the Hunter Sprinkler Tool is a useful gadget for your lawn and garden sprinkler system, there might be situations when you don’t have access to it. In that case, don’t worry—you can find alternative solutions using common household items.

For starters, if you need an alternative to the Hunter sprinkler adjustment tool, you can use a 3/32-inch Allen wrench. Although not as easy to handle as the Hunter tool, the Allen wrench can still help you make arc and radius adjustments on your Hunter PGP, PGJ, I20, I25, and I40 sprinkler heads.

In addition, if you want to replace your existing sprinkler with a Hunter brand, you can consult the Hunter Replacement Charts to find the appropriate pop-up or rotor model similar to the existing one in flow and distance range. While this isn’t a direct alternative to the Hunter tool, knowing which Hunter product best suits your needs can simplify adjustments and maintenance.

Here are some common household items that can come in handy:

  • Tweezers or needle-nose pliers: Use these tools to adjust the sprinkler head or remove and replace nozzles.
  • Flathead screwdriver: If your sprinkler has a radius adjustment screw, you can use a flathead screwdriver to turn it.

Remember to be gentle when using these household items as alternatives to the Hunter Sprinkler Tool because they may not be specifically designed for working with sprinklers. It’s important to avoid causing damage to your sprinkler system while making adjustments. Happy gardening!


Q: How do you adjust a Hunter sprinkler head?

A: To adjust Hunter sprinkler heads, you’ll need the Hunter adjustment tool, which consists of a 3/32 allen key, two finger loops for gripping, and an arc adjustment key. This tool is compatible with Hunter PGP, PGJ, I20, I25, and I40 heads. With the tool in hand, you can make arc and radius adjustments on each sprinkler in Hunter’s product line.

Q: Can I set up multiple start times for my Hunter controller?

A: Yes, Hunter controllers allow you to set up multiple start times to run programs more than once a day. At each start time, the controller will cycle through all the station run times on that given program. You can eliminate start times using the arrow buttons and finding OFF in between 11:45 pm and 12:00 am or midnight.

Q: Where can I buy Hunter sprinkler tools?

A: Hunter sprinkler tools, such as the adjustment wrench, are available on Amazon and at Lowe’s, where you can find a range of lawn & garden products.

Here are some more Hunter sprinkler tool facts for your convenience:

  • No tools are needed to change nozzles
  • 3-1/2″ pop-up height helps clear tall grass
  • Patented pressure-activated wiper seal assures reliable pop-up and pop-down
  • Spray distance range from 24′ to 45′

Remember, when working with your Hunter sprinkler system, always refer to the manufacturer’s instructions and consult their FAQ or customer service if you have any specific questions or concerns. Happy gardening!

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