How To Turn On Sprinkler System With Backflow Preventer

You can locate your backflow device by searching for its green rectangle housing. Turning the water supply back on.

Backflow Device Installed Installation, Tattoos with

* while holding up the stopper, use a flathead screwdriver to open up the top small valve on the febco and let in air from the compressor.

How to turn on sprinkler system with backflow preventer. By turning it off you’ll be effectively cutting the flow of water to only your sprinkler. This is the lower of the two shut off valves. In the spring, i always get calls about the various steps in the process of turning on a sprinkler system.

When this happens it can be fixed just like fixing a normal valve! After installation, you have to activate the sprinkler system and keep an eye on the backflow device. A globe valve has a round handle.

Water may shoot out with some pressure, and drip for a short time. You can easily damage the backflow preventer body by overtightening these bolts or screws. If you have a brass or pvc ball valve, gently turn the valve handle 90 degrees to open or close it.

Reassemble the backflow preventer making sure that you keep any debris or dirt out of the open valve. This means the water will be off and drained from your sprinkler system. It takes longer for the ground to dry out so you can probably set the frequency to once a week.

Connect the air compressor hose to the blowout port near the backflow preventer. After following the instructions, it is safe to turn on the water supply to test the installation. Backflow assemblies provide protection where potential health hazards exist.

To make your sprinkler system functional again you simply need to: Turn on one of your irrigation system zones (and leave it on). The important thing is that the air blows out into the sprinkler system and not backward through the backflow preventer.

Related posts about backflow preventers. Turning it a half turn will turn the water flow to the backflow device off. Below the video there are written instructions and pictures.

A ball valve is open when the handle is parallel to the pipe and closed when it is perpendicular with the pipe. In most areas, sprinkler systems get winterized in the fall. Most new homes in the north dallas area have a backflow preventer or sprinkler shut off valve near the city water meter or sometimes in the front yard flower bed.

Your backflow preventer can also be used as a point of shut off. Turn off the irrigation or sprinkler controller and allow the air compressor to build pressure up to about 40 psi. Repair parts from sprinkler warehouse once properly installed will get keep your backflow preventer in working order, and protect your drinking water from potentially toxic pollutants being siphoned into your water supply.

This is the fully open position. How does a backflow preventer help? How to turn off water to sprinkler system.

Run your sprinkler timer through one manual cycle to release any water left in the valves / system. If you need to adjust the valves, turn the valve on the horizontal pipe first, then the vertical. Turning your backflow preventer back on.

Once it has been attached test the sprinkler system for at least 10 minutes to make sure it is no longer leaking. Even in the winter plants need regular watering. Can i turn off a sprinkler head?

Slowly open the main shutoff valve to let water into the sprinkler system. This will not affect the rest of your home’s water supply. Using a small screwdriver, pull up the backflow preventer's stopper so it's touching the top of the casing (open).

To blow out the system: A backflow preventer formed by two valves and the blue assembly they flank serves several fire sprinkler system risers. Do not close off ball valves during freezing conditions.

Be careful not to overtighten the nuts or screws holding the top of the valve in place. Fire protection while upc does differentiate between residential and commercial systems, its leniency only applies to residential systems using potable water piping materials. Open the test cock on the backflow preventer by turning the slot and aligning it parallel with the test cock itself.

Always leave at a 45 degree angle to prevent trapped water. If you do not have a rain or rain/freeze sensor on your irrigation system you will want to turn it off at the controller. All you have to do is turn off the water at the water main, clean the valve and reattach it to the lines.

Turn the #1 and #2 shutoff handles to a 45 degree angle or the halfway off position. Turn off the valve between the backflow prevention device and the main line of your sprinkler system going underground to your system. This device, which is also referred to as an air gap, will stop water from moving back into the water supply line.

Remember to turn your valves and system back on when freeze is over. Open 2 ball valves (c & d) on backflow preventer (outside) to a 45 degree angle. Simply turn the base lever of the valve by hand to keep it parallel with the pipe being attached.

Then turn on an irrigation or sprinkler zone and let it run for about 3 to 5 minutes. Yes , a sprinkler head can be turned off with the flow adjustment screw on the nozzle or by removing the head and capping the pipe that feeds it.

How to Install Irrigation Valves Part 1 of the Sprinkler