Good job you have fixed your leak.
Faucet shut off valve leaking.
Required tools for this project.
Use the wrench to firmly tighten the nut but don t over tighten it.
This will tighten the packing nut and may stop the drip.
Shut off the water at the main shutoff valve.
If your water supply valve is leaking you may not need to replace it.
Wrap teflon packing around the spindle then hand tighten the bonnet nut back into place.
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.
Shut off the circuit breakers to an electric water heater.
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.
Then fit an adjustable wrench onto the nut of the shut off valve and turn it counter clockwise at 1 8 to 1 4 turn at a time.
Loosen the bonnet nut on the leaky shut off valve with an adjustable wrench.
Turn the home water supply back on.
Support see jane dri.
Put a plastic tub under the leaking valve to reduce the water spillage on the floor while you work.
Don t use any pipe dope or plastic tape on the valve stem s threads.
There s an easy way to fix it and you may want to give it a try.
Then disconnect the supply tube from the shutoff valve.
Pull the nut back to expose the valve s threaded spindle.
Turn the water supply valve under the sink off.
Reassemble the shutoff valve turn the main house valve back on and check for leaks.
However calling a plumber can be expensive.
Close the main water supply to the leaky 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.
Attach the water line from the faucet to the water supply shut off valve using plumbers tape.
If the valve leak persists turn off the main water shutoff valve then disconnect the valve and replace it.
Step 3 remove the screw in the center of the shutoff valve handle using a screwdriver.
If you have a gas water heater turn the knob to the pilot position.
Step 2 prepare to take it apart.
There should be no leaks and all should be good.
Turn on all the faucets and flush all the toilets associated with the main shutoff valve to empty the pipes of water.
Then open a faucet on the lowest level of your house and another faucet on an upper level to drain the pipes.
These inexpensive little valves rarely get used and when they do sometimes they leak.