Repairing Guides

how to repair a leaky moen shower faucet

by Nels Mraz Published 2 years ago Updated 2 years ago
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How to Fix a Leaking Moen Shower Faucet.

  • 1. Turn off the Water. You cannot repair a shower faucet when there is full water pressure in the pipes. The first to do therefore is to turn off ...
  • 2. Remove the Faucet Handle.
  • 3. Remove the Old Faucet Cartridge.
  • 4. Install the New Cartridge.
  • 5. Test the New Moen Shower Cartridge.

Part of a video titled How to fix a leaking Moen Shower - YouTube
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Step is you're going to verify that the water is in fact off by turning the handle. And this alsoMoreStep is you're going to verify that the water is in fact off by turning the handle. And this also will drain out any excess water that's inside the valve.

Full Answer

How to fix Moen bathroom faucet?

Centerset Faucets

  • Clear Out The Cabinet. To start things off, clear out the cabinet beneath the sink (if applicable). ...
  • Shut Off The Water Supply. Then, shut off the water supply to the faucet you’re working on. ...
  • Remove The Water Lines. Locate the base of the faucet beneath the sink. ...
  • Tighten The Nuts. ...
  • Check Your Work. ...

How to fix a dripping Moen faucet for free?

Start with the retaining nut, then look for other problems

  • Tighten retaining nut. If you're lucky, you can fix your leaking faucet by simply tightening the nut under the handle. ...
  • Remove the stem. Next, remove the faucet stem. ...
  • Replace washer assembly. Keep track of the parts as you disassemble the faucet so you can install the new ones in the same order.
  • Remove the vacuum breaker cap. ...
  • Vacuum breaker parts. ...

How to remove and replace a Moen shower cartridge?

  • Take off the faucet handle cover using a flat-bladed screwdriver.
  • Remove the faucet handle screw.
  • Next, take off the faucet handle itself. ...
  • Remove and ‘SAVE’ the retaining clip.
  • Pull out the old valve cartridge using a Moen extractor tool (these are not cheap – they cost around $30).

How to fix a Moen single handle kitchen faucet?

Tightening Moen Kitchen Faucet Handle

  1. Turn off the water and cover the drain. Working on the faucet handle requires the same prep work as working on its base. ...
  2. Locate the set screw. All Moen faucet handles are held in place by a set screw located under a decorative plate. ...
  3. Tighten the screw. ...
  4. Replace the decorative cap. ...
  5. Turn on the water and check for leaks. ...

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How do you fix a Moen single handle shower faucet?

0:169:09How to Repair a Moen Shower Faucet Step-by-Step - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd I'm going to show you how easy it is to install it these are for single handle faucets. And youMoreAnd I'm going to show you how easy it is to install it these are for single handle faucets. And you can pick these up at a home depot or any other hardware store like that.

Why is my new Moen shower faucet leaking?

Recommended Solution-Moen faucets are designed with an interior component called a cartridge. This part is responsible for controlling the water flow. If a faucet is leaking water from the spout, the reason is usually the cartridge. Single handle faucets will contain one cartridge and dual handle faucets have two.

How do you fix a leaky Moen bathroom faucet?

0:021:36How To Fix a Dripping Moen Faucet (HowToLou.com) - YouTubeYouTubeStart of suggested clipEnd of suggested clipIf you look at your new one there's a little tab right there that goes to that slot right there soMoreIf you look at your new one there's a little tab right there that goes to that slot right there so just line those two up and push it in put your brass ring back on tighten. It with pliers.

How do I know which Moen shower valve I have?

Look closely at the handle buttons that were attached to the shower valve. Typically, "Moen" will be written in the middle of the "Hot" and "Cold" buttons. If you do not see this, the handle buttons have been replaced, or the "Hot/Cold" button is a lever (wall escutcheon).

How do I know which Moen cartridge to replace?

0:033:58Old plumber shows tips and tricks on moen faucets. Choosing the right ...YouTubeStart of suggested clipEnd of suggested clipSimply by going to your faucet years ago go into your faucet. And pull them pulling. On yourMoreSimply by going to your faucet years ago go into your faucet. And pull them pulling. On your cartridge if the handle pulls out it's a 12 25 cartridge.

Why is my Moen faucet leaking?

If your Moen kitchen faucet is leaking from the spout, the cartridge isn't sealing water. The problem could be a damaged cartridge or worn seals. To access the cartridge, some disassembly is required. Turn off the water valves under the sink and open the faucet to relieve water pressure.

How do you take apart a Moen faucet?

Some Moen faucets have handles that remove by loosening the screw in the back of the handle. To loosen this screw use a 3/32" hex wrench. After the handle has been removed unscrew the spout collar nut by turning counterclockwise then lift and rotate the spout.

How do you fix a leaky single handle shower faucet?

0:172:38Repairing a Leaky Single Handle Tub/Shower Ball-Type FaucetYouTubeStart of suggested clipEnd of suggested clipTurn off the main water supply to your home. For an obstacle remove the index button by prying offMoreTurn off the main water supply to your home. For an obstacle remove the index button by prying off with the screwdriver. Then unscrew the handle screw. And remove the handle.

How do you remove a Moen faucet handle without visible screws?

You can use an allen wrench (also called an allen key) to remove it. Once you've done that, you can typically just lift the faucet handle off. However, if it has a cartridge inside, you may need to unscrew a top piece as well to be able to remove the cartridge.

How do I know if I have a Moen 1222 or 1225?

The biggest difference that you'll find with Moen shower valves is the Moen 1222 vs 1225 replacement cartridges. The biggest difference between the Moen 1222 vs 1225 cartridges is how the shower valve handle turns the water on.

Will Moen replace cartridge for free?

Moen Incorporated will repair or replace the product free of charge, postage paid. Simply contact Moen at 1-800-BUY-MOEN for assistance.

Do all Moen shower faucets have the same valve?

Moen has manufactured many types of shower rough-in valves including four types single handle shower valves. The trim kits are not interchangeable. It is important to identify which valve is currently installed by looking at the escutcheon screw location and the handle operation.

Why is Moen faucet leaking after replacing cartridge?

Your faucet may contain a ceramic, brass, or rubber seat that is meant to form a seal at the bottom of the cartridge opening. The seat can become damaged with use so that it no longer fits correctly into the hole in the cartridge, which allows water to leak. The O-ring may also become cracked and cause a leak.

Why is my new shower cartridge leaking?

The brass and rubber can no longer fit properly into the hole in the cartridge cylinder and it can leak. The O-ring that the cartridge rests against can have small cracks and deviations which can a leaky or dripping faucet. When you replace parts in a faucet, generally you will have to replace all of the inside parts.

What is the warranty on Moen products?

Moen warrants to the original consumer purchaser and parts of this product to be free from defects in material and workmanship during normal use, for (5) years from date of purchase. A replacement for any defective part will be supplied free of charge for installation by you.

How do you adjust a Moen shower valve?

The water temperature from my Moen shower system is too hot. To adjust the Temperature Limit Stop, with the handle removed, loosen the adjustment hex screw with a 7/64" hex wrench and slide the screw downward. Tighten the hex screw. Test the hot water temperature (not to exceed 120°F).

Why is my shower head dripping water?

If you have a bathtub-shower-combo and you notice that your shower head is dripping water or that there is water dripping from your bathtub spout, the shower faucet is often the culprit. Replacing the cartridge will fix this problem at once.

How long does it take to fix a leaking Moen shower faucet?

Fixing a leaking Moen shower faucet is an easy task that will take you not more than 30 minutes and save you in excess of $80 dollars in plumbing fees depending on your area.

Why is my Moen shower faucet leaking?

A leaking Moen shower faucet is usually caused by a faulty cartridge. The 2 washers which shut off the cold and hot water flow are in most cases worn out, allowing water to drip even when the faucet is turned off.

How does a clip work on a faucet?

If you look carefully, you can see a clip which attaches the cartridge to the faucet body. The clip holds the cartridge in place so that water pressure in the valve does not push it out.

How to remove a cartridge from a syringe?

To remove the cartridge, grab it with a pair of pliers and gently turn it right and left a couple of times just to loosen it. When it feels free. pull it straight out. Some cartridges especially those which have been in place for a long time will be very sticky hence you might have to buy a cartridge puller to prevent them from snapping

How to put cartridge in valve?

Push the cartridge in the valve. It is very important that you get this point right. If you look at the end of the cartridge (one which you attach the handle), you will see 2 flat edges. One flat edge has a little groove. The side with the groove should always be the one at the top. Alternatively, look for the initials HC on the cartridge. This initials should also be at the top. With this in mind simply push the cartridge inside the valve.

Where to find the model number of a Moen shower cartridge?

This number can be found on the underside of the faucet handle or on the cover plate, also known as escutcheon.

1. Retainer Clips

Try to pry out the retainer clip in order to remove the faucet cartridge. It is hidden behind or under the handle that you can remove using a screwdriver. When leaks occur to the unit, it is ideal to replace the cartridge right away.

2. The Handle

The handle can be used to remove and replace the cartridges that can be found on two-handle faucets. You can use a quarter to turn its slotted cartridge retainer.

3. Remove the O-Ring

Take note that an O-ring tension should be removed as it is connected to the cartridge. So you need a pair of pliers to lift the cartridge accordingly. It will be lifted out after taking apart the single-handle faucet.

4. Retainer Clips

Retainer clips are found in Moen products that hold the cartridges. Some of the faucets have designs that show the clip at the rear faucet just under the handle. So for these units, the handle needs to be removed first.

5. Check for the Tube

Try to lift the tube under the handle that might be hiding the retainer clip. Other models have a couple of retainer clips in which the second can be found at the handle. A long-nose pliers or small screwdriver can be used to pry out the retainer clip. Thus, you can now pull the cartridge out with pliers.

6. Installing the New Cartridge

Installing a new cartridge can be easy. Just try to look for the arrow or spot that is aimed up. Afterwards, you can reinstall the parts such as the clip, O-ring, and handle back to where you have removed them from.

How to remove a Moen faucet?

Unscrew the black plastic handle adapter with a Phillips screwdriver and pull it straight out. Pull the two white plastic pieces (the temperature-limit stop kit; not all Moen faucets have these) straight out, keeping the two pieces together so you don't loose the temperature setting. Grip the chrome sleeve and pull it straight out. This will expose the retaining clip that holds the cartridge in place.

What is a Moen shower valve?

Moen pressure-balance shower valves are designed so they sense hot and cold water pressure and keep them in balance, preventing the shower from sudden surges of hot or cold water. When the shower valve begins leaking or fails to correctly balance the hot and cold water, fixing the problem is usually a simple matter of replacing the insert cartridge.

How to use a Moen cartridge puller?

To use the tool, fit it onto the end of the cartridge and thread the puller screw into the end of the valve stem (the same part that accepts the valve handle). Make sure that it goes in straight and is not cross-threaded.

How to remove cartridge retaining clip?

Note the location of the cartridge retaining clip; you much reinstall it the same way after the new cartridge is in place. Use needle-nose pliers to grip the top of the clip and pull it straight up to remove it. Set the retaining clip aside; you will use it with the new cartridge.

How to get a cartridge out of a chrome sleeve?

Grip the chrome sleeve and pull it straight out. This will expose the retaining clip that holds the cartridge in place.

How to drain water from a house with no water shut off valve?

Drain any water remaining in the pipes by turning on the faucet. If you had to turn off the water at the main house shutoff, then open the lowest faucet in the home to drain the pipes.

Do Moen cartridge pullers come in different sizes?

Moen cartridge pullers come in different sizes for different cartridge models. Some cartridges require the use of the nut on the tool, while others do not. The replacement cartridge you buy may be packaged with the correct cartridge puller tool.

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