How to Change a Moen Single Handle Cartridge

Changing the cartridge in a Moen single handle faucet is a straightforward process that can be done with the right tools and a little know-how. This article will guide you through the steps to replace the cartridge and restore the functionality of your faucet.

Gather the necessary tools

Replacement cartridge (Moen 1225 or compatible)
Cartridge puller tool (optional but recommended)
Adjustable wrench or pliers
Screwdriver

Shut off the water supply

Locate the water shut-off valves under the sink and turn them clockwise to shut off the water supply.

Remove the handle

Use a screwdriver to remove the screw securing the handle.
Lift the handle off the faucet.

Remove the retaining clip

Locate the retaining clip on the cartridge and use pliers to remove it.
Pull the clip straight out to release the cartridge.

Remove the old cartridge

If you have a cartridge puller tool, follow the manufacturer’s instructions to attach it to the cartridge and remove it.
If you don’t have a puller tool, grip the cartridge with pliers and twist it counterclockwise to loosen and remove it.

Install the new cartridge

Insert the new cartridge into the faucet body, aligning the tabs or grooves on the cartridge with the corresponding slots in the faucet.
Push the cartridge firmly into place.

Reassemble the faucet

Reinstall the retaining clip by sliding it back into place.
Place the handle back onto the faucet and secure it with the screw.

Turn on the water supply

Turn the water shut-off valves counterclockwise to restore the water supply.

By following these steps, you can successfully replace the cartridge in your Moen single handle faucet and enjoy the smooth operation of your faucet once again.

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FAQs

What type of cartridge should I use to replace a Moen single handle faucet?

For a Moen single handle faucet, you should use a replacement cartridge specifically designed for Moen faucets, such as the Moen 1225 cartridge or a compatible alternative.

Do I need any special tools to change the cartridge?

While not mandatory, having a cartridge puller tool is recommended as it can make the removal process easier. Additionally, you will need basic tools such as an adjustable wrench or pliers and a screwdriver.

How do I shut off the water supply before replacing the cartridge?

Locate the water shut-off valves under the sink, typically near the faucet, and turn them clockwise to shut off the water supply. This step is crucial to avoid any water leakage during the cartridge replacement.

Can I remove the cartridge without a puller tool?

Yes, you can remove the cartridge without a puller tool. Grip the cartridge firmly with pliers and twist it counterclockwise to loosen and remove it from the faucet body. However, using a puller tool is recommended for stubborn or stuck cartridges.

How do I install the new cartridge?

To install the new cartridge, align the tabs or grooves on the cartridge with the corresponding slots in the faucet body. Insert the cartridge into the faucet body and push it firmly into place until it is fully seated.

Should I replace the retaining clip when changing the cartridge?

It is generally recommended to replace the retaining clip when changing the cartridge. However, if the existing clip is in good condition, you can reuse it. Make sure the clip is securely fastened to hold the cartridge in place.

How do I reassemble the faucet after replacing the cartridge?

After installing the new cartridge, reassemble the faucet by sliding the retaining clip back into place. Then, place the handle onto the faucet and secure it with the screw. Ensure that all components are properly aligned and tightened.

How do I restore the water supply after replacing the cartridge?

To restore the water supply, turn the water shut-off valves counterclockwise. This will open the valves and allow water to flow through the faucet. Check for any leaks and make sure the water is flowing properly.