If the leak doesn t stop after the first valve is turned off it s the other line that s leaking.
Bathroom sink hot water valve leaking.
In this video i will show you in detail the procedure for replacing a bad water supply shut off valve on a cpvc piping system.
To do this turn on one faucet at a time until you can find out which supply line is leaking water.
First shut off the water to the leaking water valve.
To stop the leak or.
If your valves are stuck shut off the water main.
Once you determine which side is leaking turn off both supply valves.
Check the valve very carefully for about.
Next remove the handle from the stem and then loosen and remove the packing nut.
If your water supply valve is leaking you may not need to replace it.
Step 1 tighten the nut and check wrap a masking tape around the jaw of your slip joint pliers to avoid scratching and damaging the soft metal parts of the leaking shut off valve.
There s an easy way to fix it and you may want to give it a try.
If the leak stops then you need to replace the cold cartridge.
Remove the old washer and slide on the new one.
Use light steady pressure so you don t damage the water lines.
Therefore you will need to determine which water supply line is leaking.
If you see water leaking out this means the valve is leaking.
It may just be excess water left over remove all the water so it is 100 dry.
Let s start by testing to see which side of the faucet hot or cold is leaking.
Shut off the water to the sink.
Reinstall the packing nut tighten lightly with a wrench don t over tighten at this or any other point and reattach the handle.
It is very common for this to happen.
Step 1 locate the leaky water supply line most sinks have a hot and cold water supply line.
Wrap cloth or masking tape on the plier s jaws to protect the nut s finish.
Determine which side of your faucet is leaking by shutting off the water supply valves one at a time.
Support see jane dri.
To do that go under the sink and turn off the cold water at the wall by turning the knob clockwise.
Tighten the packing nut.
Tighten the packing nut on the toilet shutoff valve one eighth turn clockwise to try to seal a leak around the nut.
You will have to replace hardware for both sides since you won t be able to identify whether the hot or cold side is leaking.
If it continues turn off the hot water side by turning the knob clockwise.