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.
Where to install a water hammer arrestor for irrigation system.
Your local ewing store can share more maintenance solutions with you.
Water hammer is a noisy annoying condition that can happen in sprinkler system and indoor water pipes.
This article discusses both the diagnosis of and how to fix water hammer.
When you re installing a new irrigation system make sure you consider water velocity and the effect valves and sprinkler heads will have on it.
Before you install a water hammer arrestor determine which faucets or valves in your house cause the noise.
And by installing a water hammer arrestor and air release valves you can defuse water hammer s damaging effects and avoid costly and preventable repairs.
When your irrigation valves turn off do your pipes make a banging noise and shake.
But by using caution when turning on a system you can avoid a water hammer event.
Or we may need to install a water hammer arrestor on both hot and cold water piping systems.
Still something can be done.
Installing a water arrester on each line supplying the offending fixture or fixtures usually solves the problem.
How to eliminate a water hammer in a sprinkler system.
While these devices are seldom useful for irrigation systems they often do work with appliances because the water demand is not nearly as high as a sprinkler system.
A water hammer arrestor cures this condition with a cushion of air that absorbs the momentum.
Washing machines and dishwashers are prime suspects because their automatic valves close fast.
Water hammer arresters are simple devices that install within the water line to a specific fixture or appliance.
You can get a water hammer arrester at just about any plumbing supply store.
Water hammer is a noisy annoying condition that can happen in sprinkler system and indoor water pipes.
Usually we install the water hammer arrestor between the shutoff valve and the incoming water supply line close to the valve.
Well you probably have an air hammer happening in your system.
Unlike a new installation you can t do much about the design.
It also discusses the difference between water hammer and air in the pipes.
Arresters absorb the shock wave created by a sudden stoppage of the water flow.
And often you are inheriting someone else s mistakes.
You can use three criteria to tell the difference between air in the pipes and water hammer.
The next trick to try is installing a aa size water hammer arrester on the pipe at the shut off valve.
