How To Replace Cartridge In Two Handle Bathroom Faucet

Replacing the cartridge in a two handle bathroom faucet is a relatively simple plumbing repair that can be completed in under an hour. The cartridge is a small, cylindrical component that controls the flow of water through the faucet. Over time, cartridges can become worn or damaged, leading to leaks or other problems. Replacing the cartridge is a quick and easy way to restore the faucet to proper working order.

To replace the cartridge in a two handle bathroom faucet, you will need the following tools:

Adjustable wrench
Phillips head screwdriver
New cartridge

Once you have gathered your tools, follow these steps to replace the cartridge:

Turn off the water supply to the faucet. This is usually done by turning the shut-off valves located under the sink.
Remove the handle from the faucet. This is usually done by unscrewing the set screw located on the top of the handle.
Unscrew the stem nut from the faucet body. This is the large nut located behind the handle.
Pull the cartridge straight out of the faucet body.
Insert the new cartridge into the faucet body. Make sure that the cartridge is oriented correctly, with the splines on the cartridge lining up with the splines in the faucet body.
Screw the stem nut back onto the faucet body. Tighten the stem nut until it is snug, but do not overtighten.
Replace the handle on the faucet. Tighten the set screw until it is snug.
Turn on the water supply to the faucet and check for leaks.

If you follow these steps carefully, you should be able to replace the cartridge in your two handle bathroom faucet quickly and easily. Replacing the cartridge is a simple and inexpensive repair that can save you money on your water bill and prevent further damage to your faucet.