How To Replace Plastic Toilet Shut Off Valve. Replacing the main shut off valve is quite easy and requires three steps only. Seems pretty easy, but i just can't figure out how to get the old one off.

The guy at lowe's gave me the new one to replace it with that has a piece of pvc coming out of the metal part that i'd insert into the supply pvc and cement together, then the nut screws back on that. If it’s a round handle, keep turning it clockwise until it stops. And finally, remove the valve and place a new one.
Table of Contents
The Guy At Lowe's Gave Me The New One To Replace It With That Has A Piece Of Pvc Coming Out Of The Metal Part That I'd Insert Into The Supply Pvc And Cement Together, Then The Nut Screws Back On That.
Slowly it slid off the end of the copper pipe. Methods of connecting a shutoff valve to plastic pipe step 1 at first, dry and clean the inside and outside of your pvc pipe with a cloth. Then shut off the upper and lower faucets.
Be Sure To Turn This Off Before Proceeding To The Next Step.
Replacing the toilet shut off valve. It looks like this valve was just pressed on with no compressing fitting. With your tongue and groove pliers, remove the valve, but don’t throw it away.
Otherwise, You Might Lose Gallons Of Water.
First, locate the valve, then test the valve. Replacing the main shut off valve is quite easy and requires three steps only. Leave enough room to insert a small part of each side of the pvc into the shutoff valve.
Inspect The Valves You Are Preparing To Replace.
Turn the water heater gas valve back to 'on' or flip on the circuit breakers to the electric water heater. Shut off the water at the main water valve. Seems pretty easy, but i just can't figure out how to get the old one off.
Turn The Toilet Shutoff Valve Counterclockwise To.
Use that second wrench to. Turn off that main water supply. A 1/4 metal shut off valve is your best solution.