Blowing Out Sprinkler System With Backflow Preventer

You need to hook up on the sprinkler side of the preventer for sure and isolate the preventer from the air. Ad Octopart Is The Preferred Search Engine for Electronic Parts. Blowing high pressured air through the backflow preventer may cause damage to the device. Start by turning off the water flow at the water main if possible this may not be possible if the backflow valve is installed on a. Remember to drain or blow out the water between the main shut off and the backflow preventer too though. How to Winterize a Sprinkler System and Backflow Preventer. So on systems that have a testable backflow preventer assembly the compressor should be attached downstream of the backflow preventer.

I actually had already watched all of the YouTube vids about winterizing an irrigation system.

You can do it yourself with a one-time purchase of a 150 air compressor. Using the Febco 765-1 to blow out the system. Blow Out Main Line Section - If your irrigation system has a mainline section that is upstream from the backflow preventer hook up your air compressor to the blow out fitting near the sprinkler system shut off valve. Drain Water from Sprinkler Pipes. Then theyd hand it to me and Id put it in the basement til spring. So on systems that have a testable backflow preventer assembly the compressor should be attached downstream of the backflow preventer.

How To Winterize A Sprinkler System Family Handyman

Blowing out sprinkler system with backflow preventer. How To Winterize A Sprinkler System With A Backflow Preventer. In this regard can you blow out a sprinkler system through backflow preventer. Of course then youd need to make a new adapter since your faucet wont be connected to the system anymore.

It usually costs 50 to 100 to have your sprinkler system blown out for the winter. Learn how to winterize your sprinkler system by blowing out your pipes using an air compressor. Blow Out Your Sprinkler System Zone by Zone.

Turn on the compressor and regulate the pressure to 70-90 psi dont go higher to prevent damage to your systemTurn on one of your irrigation system zones and leave it onUsing a small screwdriver pull up the backflow preventers stopper so its touching the top of the casing open. Blowing high pressured air through the backflow preventer may cause damage to the device. How to Blow Out a Sprinkler System.

To blow out the system. Turn on the compressor and regulate the pressure to 70-90 psi dont go higher to prevent damage to your system. Blowing out a sprinkler system.

Click to see full answer. Search Across Hundreds of Distributors to Compare Prices Inventory and Save. Using the Febco 765-1 to blow out the system.

I always had mine done but they would take off the backflow preventer and hook directly to the pipe. To blow out the system. Blow Out Main Line Section - If your irrigation system has a mainline section that is upstream from the backflow preventer hook up your air compressor to the blow out fitting near the sprinkler system shut off valve.

Turn off Water to the System. You can now remove the plug on the blow-out port which will expose an air hose adapter.

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You can do it yourself with a one-time purchase of a 150 air compressor.

The trick i found is to lift the backflow valve up so it closes easily either the qtr inch valve or the compressor isnt large enough to do it on its own. Our compressor expert explains how to properly blow out sprinkler systems to make sure water doesnt freeze in your pipes over winter. Using a small screwdriver pull up the backflow preventers stopper so its touching the top of the casing open. Blowing high pressured air through the backflow preventer may cause damage to the device. You can now remove the plug on the blow-out port which will expose an air hose adapter. I always had mine done but they would take off the backflow preventer and hook directly to the pipe. Close off both of the valves leading to the backflow preventer. To blow out the system. 2 - Detail of the petcock and backflow preventer valve.

So on systems that have a testable backflow preventer assembly the compressor should be attached downstream of the backflow preventer. Turn off Water to the System. Ad Octopart Is The Preferred Search Engine for Electronic Parts. Using the Febco 765-1 to blow out the system. Click to see full answer. Blowing high pressured air through the backflow preventer may cause damage to the device. Remember to drain or blow out the water between the main shut off and the backflow preventer too though.