Water Shut Off Valve Leaking Under Sink

When i open it the splash of water stops and there is no leaks.

Water shut off valve leaking under sink.

Place a bucket or a thick towel on the floor under the leaky valve just in case some residual water leaks out during work. If you re fixing a hot water valve turn off the hot water outlet on the water heater. Once tight and in place turn the valve on and test the kitchen faucet. Attach the water line from the faucet to the water supply shut off valve using plumbers tape.

Pull the nut back to expose the valve s threaded spindle. Turn the water supply valve under the sink off. Close the main water supply to the leaky valve. What can i do without shutting off the main water supply.

Loosen the bonnet nut on the leaky shut off valve with an adjustable wrench. How to fix shut off valve leak. But the moment i slightly turn the valve to close the water sprays all around the valve. The shut off valve under a sink can go unattended for years without giving any problems but once it starts leaking it can lead to a mess quickly.

Required tools for this project. Under sink shutoff valves also called fixture shutoffs or stop valves allow you to turn off the water to the sink or other fixture without having to use the home s main shutoff. If it s a cold valve find the main water shutoff for the house usually. If the valve leak persists turn off the main water shutoff valve then disconnect the valve and replace it.

This valve usually is in the basement or a utility closet and it will be clearly labeled. Good job you have fixed your leak. Don t use any pipe dope or plastic tape on the valve stem s threads. Ignoring minor leaks can waste up to three gallons of water every day and can also lead to permanent water stains and rot under your sink.

Support see jane dri. Turn the home water supply back on. There should be no leaks and all should be good. I live in a condo where there is only one main shutoff valve for every four units.

Reassemble the shutoff valve turn the main house valve back on and check for leaks. There s an easy way to fix it and you may want to give it a try. Wrap teflon packing around the spindle then hand tighten the bonnet nut back into place. If this happens to you you can simply replace the valve with a new valve that matches the old one.

Avoid gumming up the inside of the shutoff valve. These inexpensive little valves rarely get used and when they do sometimes they leak.