Here are some common reasons why a pop-up sprinkler may stay stuck up: Debris in the pop up body The riser is damaged The riser seal is worn   To fix this: Unscrew the body cap Pull out the sprinkler assembly Examine the parts Clean out debris Replace …

There are two reasons why there might be a wet spot around your sprinkler: The most common reason is called "Low Head Drainage." This is when the lowest head on the zone drains residual water from the piping system out of the sprinkler. Eventually, the …

Capping or removing a sprinkler is done differently depending on whether or not you live in an area that freezes and requires the irrigation system to be winterized. Winterizing your irrigation system involves draining or blowing the water out of the …

Yes, if you know the model of the existing manufacturer's sprinkler, you can use our Replacement Charts to find the appropriate Hunter pop-up or rotor that will have a similar flow and distance range. Hunter has rotors and sprinklers to fit all …

Over time general usage can cause riser seals to wear out, similar to the wiper blades on a car, they require replacement. The signs of this are usually heads that have riser stems stuck up after the operation, or excessive leaking around the riser seal …

There are two reasons why a sprinkler will leak water when the system is supposed to be off. The most common reason is called “Low Head Drainage”. "Low Head Drainage" occurs when the lowest head on a zone allows water to drain from the lateral piping, out …

Hunter's MP Rotator is the innovative streaming nozzle that has quickly become the irrigation industries favorite. Multi-trajectory water streams qualify the MP Rotator as a streaming nozzle. Here are a few of the MP's features: Multi-trajectory rotating …

Spray Body - Check Pressure …

Over the last few years we've had several customers call with questions regarding the effects of oil-based pipe dope compounds on the threads of Hunter sprinklers. In case you were unaware, the two are not meant to go together and the end result is …

If your MP Rotator Nozzle is not rotating, there may be debris in the nozzle. Remove the nozzle to inspect and clean the filter screen. Replace the nozzle and turn the valve on to run the sprinklers. Increase the radius to its largest adjustment by …

Hunter adjustable nozzles come from the factory with a preset arc of 90°. Prior to setting the left-side edge of the spray pattern, set the right-side edge by ratcheting the riser assembly and aligning the right side of the spray pattern with the …

The radius of throw, or distance the water sprays, on Hunter spray nozzles can be adjusted by turning the center screw on top of the nozzle. All nozzles come from the factory in the fully open position. To reduce the radius, use a flathead screwdriver to …