Typically there are two shut off valves installed underneath the kitchen sink.
Installing kitchen water shut off valve.
Shut off the water at the main shutoff valve.
How to install a water shut off valve.
Then open a faucet on the lowest level of your house and another faucet on an upper level to drain the pipes.
If you have a gas water heater turn the knob to the pilot position.
One for the hot water supply and the other for the cold.
Usually this is a laundry tub outdoor spigot or kitchen faucet.
If this happens to you you can simply replace the valve with a new valve that matches the old one.
Cut the supply line with a pipe cutter leaving enough room between the escutcheon plate and the cut to allow installation of the valve fitting.
The shut off valves are easy to spot.
Then cut copper pipe with an autocut tool.
Demolition and wall floor ceiling surface restoration is extra if needed.
Then drain your home at the lowest point.
Shut off water supply.
Turn off the next valve up the line which may be the main water supply valve.
Plan where you ll place the shut off valve.
Leah from see jane drill demonstrates how to remove an old water shut off valve for a toilet and install a new one compression type.
Drain the system by opening the sink and tub faucets on the lowest floor.
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.
Next use a wrench to loosen the water supply tube from the adapter.
Usually the water main will be in a basement or garage.
Deburr the pipe with a deburring tool.
Some water might remain in the system so keep a small bucket handy.
Place a bucket under the old valve.
Tapping a sink without a valve.
If your sink does not have a shut off valve you will have to tap the line through the sink s piping and install a valve for the refrigerator water line.
Describe and showing how really easy it is to change out a faulty shut off valve for sink toilet or anywhere you have a leak in one.
These inexpensive little valves rarely get used and when they do sometimes they leak.
Open the faucet to drain the line.
Ensure the valves inlets match the diameter of your pipes and have an outlet with a 1 4 inch outside.
Includes planning equipment and material acquisition area preparation and protection.
Use either a self tap saddle valve or a tee stop valve.
Place valve in accessible location.
Your first step is to shut off the water to the entire house at the meter.
Cut fit and securely attach shut off valve to existing water supply line.
When cutting the supply line cut slowly and gently so.
Verify leak free installation and operation.
First step turn off the water to your house.
Look for two sets of valves that have oval shapes.
Then disconnect the supply tube from the shutoff valve.