As with any good plumbing repair you will need to shut off the water. You will be taking the faucet apart so before removing the cartridge it is necessary that the water to the faucet be turned off.
By Aaron Stickley, About.com Guide
As with any good plumbing repair you will need to shut off the water. You will be taking the faucet apart so before removing the cartridge it is necessary that the water to the faucet be turned off.