You may need to replace those using delta genuine parts.
Delta bathtub faucet leaking after water turned off.
If you have a lever handle with a red and blue hot cold button pry it off to expose the set screw.
Cover drain opening so parts don t fall into it.
Turn on the faucet to drain any water in the lines.
A tub spout can be removed by gently turning it counterclockwise.
Turn the handle or handles to the on position and let all remaining water from the pipes drain into the bathtub.
Remove the faucet with a screwdriver pried underneath the cover plate.
If you have a lever handle with a red and blue hot cold button pry it off to expose the set screw.
Next check the seats and springs and the ball valve.
When you re done close and cover the sink drain with a small rag to catch any small parts you may drop as you re working.
Identify the area that is leaking.
Shut off water supply.
Shut off the water supply if your tub faucet is leaking the first step is to locate the water supply valve and turn it off.
If there is a small set screw on the handle remove that with an allen wrench.
After removing the screw cover on the faucet handle use a screwdriver to lift off the actual handle.
If your faucet runs from the spout when the handle is in the off position then a faulty stem or cartridge component is usually the culprit.
If you cannot find the main valve turn off your home s main water supply lines instead.
Then find the solutions to that area below.
Most parts will come off easily or need to be unscrewed to reveal the valve in the wall.
Shut off water supply.
The diagram below is a general representation of this faucet type showing common replacement parts.
This is a short video on repairing a set of delta posi temp faucets not a complicated job by any means how to set your temperature please subscibe and hav.
My kitchen two handle faucet leaks.
Turn off the water using the faucet handle.
Next check the seats and springs and the ball valve.
You may need to replace those using delta genuine parts.
Turn off the water using the faucet handle.
Cover drain opening so parts don t fall into it.
In basic terms turning the faucet to the off position causes rubber or plastic components to compress across an opening or otherwise cut off water flow.