How do I stop water hammer when sprinklers turn on?

If only one of the irrigation valves is causing water hammer the easiest solution is to reduce the amount of water that valve is using. That will reduce the velocity and the water hammer will stop. To do that you need to reduce the number of sprinkler heads the valve operates.

What should I do if my sprinkler system is not working?

Reconnect the sprinkler to the water supply. Turn all the valves back on. Turn on all the faucets in the house and flush all the toilets. Turn on any appliances that use water. Let the water run for a few minutes to remove all the air that may be trapped in the system. If the problem isn’t corrected after running the water, move on to the next fix.

Is it important to switch off sprinklers in winter?

Climate change means it’s more important than ever to save water for when it’s needed most. In winter, we can let nature water our gardens and switch our sprinklers off to make big water savings.

Why do I have a hammer in my sprinkler system?

If you hear the noise when the valves close, if it occurs when the pump starts, or if you hear rapid bumps or thumps and then silence, you have water hammer. You can fix this yourself with easy-to-find items. Turn off all the home appliances that use water, including faucets, dishwashers and water filters.

What kind of noise does a sprinkler make?

The only time the noise occurs is when the sprinklers turn on. I get some noise when I turn the valves on manually. But, when it runs on the timer, I get a very loud hammering / thumping noise. All 7 valves.

How can I Turn Off my sprinkler system?

For further troubleshooting, you’ll need to turn off the system manually at the water source. You can find the shut-off valve at the source of water for your sprinkler system. By turning it off you’ll be effectively cutting the flow of water to only your sprinkler. This will not affect the rest of your home’s water supply.

Why does my sprinkler leak water when the system is turned off?

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 of the sprinkler.

What do pipes sound like when sprinklers are turned on?

Thanks for the reply..I have one last question. When my sprinkler system is turned on or off, you can hear pipes banging (I think). What might that be? Sounds like water hammer – pipes shake or bang when the water pressure is suddenly released or stopped.

Is it OK to leave sprinkler system on in winter?

If you own a sprinkler system, you’re already likely aware that it must be turned off during the winter. Leaving it on could potentially cause damage to the piping caused by freezing water. Shutting down the system will preserve and protect it for ideal performance next season.