How to Replace a Faucet Shut Off Valve

What You'll Need
Wrench set
Plumber's tape
New Shut off Valve
Emery cloth

In order conserve water in your household, it is important for you to know where to locate the faucet shut off valve. As time goes by, your faucet shut off valve may experience some leaking. It is important that you are aware of this so that you can make the necessary repairs or replacements. Below are the materials that you need along with the instructions on how to replace a faucet shut off valve.



Step 1-Turn off the Main Water Valve

Shut down the main water valve connected to your house. It is located in between the meter of your water and the house itself. Turn off the breaker to the water heater found the circuit breaker panel.


Step 2-Get Rid of Excess Water

It is necessary to get rid of excess water. Depending on where you are installing the new valve, get rid of any excess water draining the sink or flushing the toilet. 


Step 3-Disconnect Water Supply Line

Disconnect the water supply of either your faucet or toilet from the water shut off valve. Locate the nut found at the end of the water supply line, turn it counterclockwise with the help of a wrench, and detach it.


Step 4-Examine the Water Pipe

To disconnect the pipe from the compression nut, simply turn the compression nut in a clockwise motion and detach from the pipe. Remove the plastic compression ring as well as the compression nut from the pipe.


Step 5-Cut House Pipe

If the shut off valve is fused to the house pipe, use a hacksaw to cut the house pipe very close to the shut off valve. Make a straight cut, or use a file to even out the edges.


Step 6-Wrap Threads

Wrap the new valve with the threads using plumber’s tape. Using an emery cloth, make sure to clean the outside end of your house pipe. Put the compression nut on the pipe. Be sure that threads of the compression nut are pointing opposite the wall or floor.


Step 7-Place Compression Ring over House Pipe

Place the compression ring on the end part of the pipe. The ring should face away from the wall or floor.  


Step 8-Connect Valve and House Pipe

Connect the end part of the valve inside the end of the pipe. The handle of the valve should point in the opposite direction of the wall or floor. Thread the nut on the valve in a counterclockwise motion until it is tightened. Using a wrench, make an additional ¾ turn of the compression nut.


Step 9-Connect Water Supply Line

Connect the water supply line to the valve. Tightened the supply line with the valve using the wrench. 


Step 10-Turn On Water

Turn on your house’s main water supply by turning the valve in a clockwise direction. Examine the connections well for any leaks. If there is no signs of a water leak, turn the water heater back on.