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One of the Best Chicago Landscape Irrigation Contractors Serving the following
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Now that those cold Chicago winter days have given way to the warmer days of spring (even if it
seems to have arrived a little late this year) it’s time to startup your residential or commercial
property irrigation system. Before you jump in, over-induced with the spirit of spring and turn that
water supply valve wide open, slow down and examine some simple tips to help you avoid
damaging your lawn sprinkler system.
Check to Make Sure the Ground is Frost-Free
Spring startup for your lawn sprinkler system involves “recharging” your irrigation pipes, but before
you do that it’s always a good idea to make sure there isn’t frost still lurking below. Dig with a
shovel or spade to verify the soil is frost free at least a foot below the surface.
Fill the Pipes Slowly to Avoid a Water Hammer
The biggest danger confronting your sprinkler system during the first startup in spring is a situation
called a “water hammer.” The term water hammer refers to the surge of air pressure created in
irrigation pipes when water first flows into an empty pipe too fast, causing a force up to 15 times
the correct operating pressure. This usually bursts fittings and launches sprinklers from beneath
the earth to the sky above. Even if this extreme reaction doesn’t occur, it’s still possible to
unknowingly do damage that will cause failure days or weeks later when its least expected. If
you’re not experienced or feel uncomfortable performing lawn sprinkler spring startup, consider
using professional irrigation services from The Service Innovators (TSI), one of the best
landscaping, lawn sprinkler companies in the Chicago area.
First start by relieving the air pressure release valves, or if your system doesn’t have any, take the
sprinkler heads off at the highest level of each zone. Fill the pipes slowly by opening the shutoff
valve (that controls water flow) by only a quarter turn to avoid a surge of pressure. When the main
line is full of water, slowly open the zone valve manually. After that zone is filled, close air-relief
valve(s) or put back the sprinkler heads. Then go to the next zone and repeat these steps until
every zone is filled.
Test the Irrigation System
When entirely filled, run each zone for two minutes to test the automatic timer, flush out any air that
was left, see if the heads are working properly and check around valves and sprinkler heads for
leaks and breaks. Look to see if all lawn sprinklers are level and operating correctly. When all lines
are full and everything is working, the main water supply valve can be opened all the way. Go back
and make sure the timer programs you set are still correct and reset if needed.
These tips are presented to remind and help guide those confident and familiar with lawn sprinkler
startups. If performing your own residential startup seems challenging, or you lack experienced
staff to maintain your commercial property irrigation system, it’s smart to hire the professionals
from TSI, one of Greater Chicagoland’s best property maintenance companies. Because spring
startups can also discover damage above and below the ground, TSI will not only see that your
grounds are properly covered with water, but with great irrigation repair and maintenance services
as well.
To learn more about TSI Irrigation Startup Service quotes for residential and commercial
properties, please fill out our Request For Quote Form.
Online TSI Newsletter
May 1, 2018
Lawn Sprinklers Spring Startup Tips from One
of Chicago’s Best Landscape Contractors