Figure out where the low spots are on the line and plan on putting auto drains there.
Install automatic drain valve sprinkler system.
Open one of the sprinkler system control valves either manually or electrically from the timer to relieve pressure on the sprinkler system mainline.
If so simply turn off water supply open valves and allow excess water to drain from the system.
Check to see if your system has auto drain valves.
4 4 out of 5 stars 45.
This 1 2 male threaded valve unit automatically drains water from underground sprinkler systems after each watering cycle is complete.
Easy to install at lowest point in piping system.
Mpt filtered sprinkler drain valve is used to drain irrigation lines after each use.
The rain bird 1 2 in.
I had a request from a viewer to show how an automatic lawn sprinkler drain works so i created an above ground mini sprinkler zone to demonstrate a working.
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Essentially the automatic drains blow out the lines every time the water is turned off.
Drains pipes and sprinklers to prevent water from freezing inside an irrigation system.
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Turn off the sprinkler system mainline shut off valve.
If you have manual drains you will need to use an air compressor with pressure between 50 100 psi.
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Rain bird 16afdvc1 sprinkler system filtered drain valve 1 2 male pipe thread.
Install at a low point in your system to drain pipes after each use to prevent freeze damage to sprinklers and piping.
Slowly open the manual drain valve.
This one step is sufficient to winterize underground irrigation systems with auto drain.
Install drain at a 45ยบ degree angle to the ground facing down.
Install drains at all low points in each line.
5 pack orbit 1 2 inch brass automatic sprinkler system drain valve.
Orbit 1 2 sprinkler system plastic auto.
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Line pit with landscape fabric.
Here is a quick overview of how to install an automatic drain valve in a sprinkler system.
This allows for better drainage.
Prevents freeze damage to sprinklers and piping.
Repeat this procedure for all manual drain valves on the sprinkler system mainline.
Dig small pit under drain and fill with pea gravel.