Procedure to stop delta bathtub faucet leaks First, turn off the shut-off valves under a sink. If you have the vanity cabinet, you will find them inside it, on a back wall. Turn the both of them clockwise as for as they will go, then turn a faucet to drain it.
How to Fix a Leaking Delta 1400 Series Tub / Shower Faucet by Replacing the Cartridge
Frequently Asked Questions
Why is my Delta faucet leaking at the base?
If the faucet leaks from the base around the bottom of the spout, this is usually caused by a worn O-ring at the bottom of the faucet body. If the faucet is leaking from the tip of the spout or aerator, then water is not being properly controlled by the lever ball or the spring-loaded rubber seals.
How can I tell if my Delta bathroom faucet is leaking?
Check to see if the leak is still there. If the leak is gone you know the hot water side of the faucet is the culprit. If the drip persists then you know the cold water side of the faucet is to blame. You can also follow this flow chart to figure out HOW to fix the Delta bathroom faucet leak.