The solution is to replace the cartridge.
Delta shower faucet no cold water.
I suspect the hot and cold water lines were inadvertently swapped but the plumbing is in the wall and not accessible so for this single handle delta monitor shower tab faucet it can easily be.
Make sure cold water flows from the valve first and does not exceed 120 degrees fahrenheit at the hottest flow.
I ve tried a new cartridge.
If you re having an issue getting cold water in your shower fixing that problem is going to become critical to your happiness when the weather gets warm.
Make sure water at the hottest flow does not exceed the temperature allowed see steps 1 4 above.
Begin troubleshooting by checking other faucets around the house.
Learn how to troubleshoot your shower faucet.
Cold water supply line for delta single handle shower faucet is suddenly clogged no cold water.
Removing and replacing the cartridge should fix the problem.
No cold water in shower.
Took apart the old cartridge guts reinstalled still no water.
So are you feeling handy.
Has worked for years suddenly not even a drip.
Removed valve and attempted to blow compressed air back up line to nearby sink hot and cold work fine.
This part is located inside the shower faucet.
This is a more involved plumbing problem and you will likely need to hire a plumber to fix it.
Lack of cold water is usually caused by a defective pressure balancing valve in a cartridge.
Important points to remember.
This cartridge contains a pressure balancing valve that sometimes fails thus preventing cold water from flowing out of the shower head.
With a few tools and some patience you may be able to replace the valve cartridge on your own.
If there s no cold water in your shower but cold water comes out of every other faucet just fine then the problem lies in the shower faucet cartridge.
See illustrations to reduce outlet temperature.
I have a single handle delta shower faucet with no water coming out.
The most likely cause of your problem is a defective pressure balancing spool which is a part of the cartridge inside your shower faucet.
H and c both have full pressure coming out of valve.