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 …

The BTT controller retrieves the local date and time from the smartphone it is paired with and updates every time a smartphone device is connected. The date and time for the controller can only be changed via smartphone settings. You can test by setting a …

One of your irrigation zones may continue to run or might be stuck on even with your controller unplugged. The valve running without a signal from the controller is an indication that there is debris inside the valve. Here are some tips for valve repair. …

There are two ways to bleed a zone valve for manual operation: … One way is to simply turn the solenoid (the black cylinder with 2 wires) counter-clockwise a 1/4 to 1/2 turn. To shut off the valve, twist the solenoid clockwise until it is snug on the …

Interval Watering is a feature that allows you to select the number of days to pass before the next watering day. For example, an interval of 3 will cycle the program once every three days and water on the third day. An interval of 1 is every day and an …

With this option, you can select interval watering from 1 to 31 days. This feature is convenient if you want to have a more consistent watering schedule without having to worry about the day of the week or the date. The interval you select is the number …

Accu Sync® is a pressure regulation device designed by Hunter to fit all Hunter valves. Accu Sync installs quickly and easily beneath the solenoid on top of your Hunter valve. Swivel assembly allows the regulator to be easily positioned to fit within the …

MP Rotator Nozzles are shipped from the factory at the maximum radius setting and with the following arc settings: MP Rotator Model Factory-Set Arc 90° to 210° 180° 210° to 270° 210° 360° Full Circle MP Corner 45° MP Side Strip 180° MP Left Corner Strip …

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 rotary sprinklers operate on a “gear drive” system. When in operation, water turns a small turbine in the base of the sprinkler, which drives a series of gears that cause the head to rotate. The Hunter gear drive mechanism is sealed from dirt and …

The most common reason for a valve to remain on, or weep, is debris. New installations without proper flushing, recent mainline repair, or well water can cause debris to flow into the valve and get caught between the diaphragm and the seat.  …    It's …

A common reason for a controller to repeat a cycle is too many programmed start times. Only one start time per active program is required, a second start time will cycle the program an additional time. NOTE: In the Start Times dial position, the numbers …

… Adjustable heads are preset to approximately 180 degrees. The PGP-ADJ is adjustable from 40-360 degrees. The PGP Ultra is adjustable from 50-360 degrees. Sprinklers may be adjusted with water on or off. It is recommended that initial adjustments be made …

Rotary sprinklers require a certain amount of pressure and flow to operate properly. If the rotor does not receive the pressure it needs to pop up a leaky head will result. Here are some things to look for when a rotor doesn't pop up properly: Problem:   …

MP Rotator nozzles have a lower precipitation rate than typical spray nozzles, so your run times may need to be lengthened compared to traditional sprays. Run times with the MP Rotator Nozzle should be two to three times longer than a standard spray zone …

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 …

    Inner Door – Opens to main wiring compartment AC Wiring compartment – For connection of 120/230V AC power with 1 x 0.75" (19 mm) conduit opening Fuse – 2 Amp (fast) 250V, 6 x 20 mm Conduit Openings, Low Voltage – 2" x 2½" (64 mm), 2" x ¾" (19 mm) Wire …

SRC/SRC Plus - Manual …

One station: At any time you can simply increase or decrease Run Time to any individual station in the host controller and that station will adjust up and down with all the rest of the stations from a new level. All stations: Use the water + and - feature …

Hunter rotors have replaceable riser seals that may wear out over time. Sandy soils, sunken heads, or extremely hot and cold temperatures may also cause a seal to wear out prematurely.The riser seal is available as a single replacement part (P/N 181500) …

If the Solar Sync Seasonal Adjustment is too high or too low you may need to change the Water Adjustment feature on your controller or Solar Sync Module on older models. This will allow you to fine-tune your station Run Times to allow for more watering or …

After setting up an ACC2 or ICC2 controller in your Centralus account, you may choose to release the controller (serial number) to another user. This will require the controller's deletion. When the NEW user adds the controller into the Centralus …

Residential Rotors - Rotor Nozzle Installation Procedure …

The Flow-Clik monitors for a high flow condition, shutting down the system or individual zone when overflow occurs. Once the system has been shut off due to a high flow condition, the Flow-Clik turns the system back on automatically after a pre-selected …