Use a torch to heat up the adapter and apply a small bead of solder to the outside seam.
How to remove a one piece tub faucet.
If your faucet has a cartridge keep reading as you will next unscrew the top piece and expose the top of the cartridge.
Use the screwdriver to disconnect and remove the tub s waste and overflow valve cover.
If you can remove the next gold colored piece with your hand it also unscrews.
If the faucet does not have a cartridge you have reached the actual faucet from which the water comes.
After you remove the set screw holding the bathtub or shower handle to the faucet the handle should slide right off.
Some units have rear or forward access holes where the tub basin could be bolted into place which is very uncommon.
Locate the water shutoff valve for the bathroom sink.
Depending on your plumbing you may have a single water valve for the entire faucet or you may have two separate valves for the hot and cold water.
Use a tool designed for tub drain removal also called a tub drain extractor to remove the drain flange.
It should be under the sink inside the vanity.
Turn off the water.
That s in a perfect world but this world is anything but perfect so sometimes the handle just won t budge.
It s usually scale that s binding it and scale can be stubborn stuff.
There are tub faucets for holes four or eight inches on center the measurement from the center of the hot water pipe to the center of the cold water pipe.
The handles turn the water on.
Turn the valve to the right clockwise to close the valve and shut off the water to the faucet.
Place a piece of cardboard inside the tub to catch any drips.
Remove the bathtub faucet since this will be on a portion of the wall you ll be cutting away.
How did this project turn out.
The faucet on a combination tub and shower consists of a tub spout over the tub a handle or handles and a shower head.
Step 3 remove the tub from position.
Some spouts have a setscrew that holds them in place.
Remove the o ring and any other components that could be damaged from the heat then slide the adapter over the pipe.