Turn off the main water supply in the house.
Toilet shut off valve leaking when turned off.
Occasionally after shutting off a toilet supply valve to replace the tank plumbing parts you may find that the shutoff valve leaks through the packing nut once the valve is opened again.
Step 3 remove the nut.
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Wrap the slip joint pliers jaws in masking tape to protect your shut off valve from any scratches caused by the sharp edges.
There s an easy way to fix it and you may want to give it a try.
Hopefully this is enough to compress the rubber gasket so that it is sealed on the valve stem to prevent water leaks.
Sometimes the cause of the leak is simply a loose packing nut that needs to be screwed on a little tighter.
Keenly check for leaks on the new.
To remedy this most plumbing pros advise first using a groove joint pliers to tighten the packing nut one eighth turn clockwise photo 1.
You will know this when the bubbling stops.
Go ahead and open the main house shut off valve.
Open the main water supply.
Open one faucet and let the water run until all the air has come out.
Do not remove the valve just tighten the packing nut.
Step 2 try tightening the packing nut.
Repairing the shut off valve step 1 shut water off.
Next shut off the main water supply to the toilet and detach and drain the pipes using a wrench or pliers.
If your water supply valve is leaking you may not need to replace it.