How to Replace a Shower Valve Cartridge

  1. Lay a Drop Cloth in the Bottom of the Shower

    It ‘s authoritative to put a drop fabric in the exhibitor or tub in ordain to block off the drain. not lone does this prevent screw, washers, and other minor parts from dropping down the drain, but it besides helps to keep the area clean .
    White plastic drop cloth placed on bottom of shower to cover drain
    The Spruce / Kevin Norris

  2. Remove the Shower Handle

    In order to access the shower valve, the handle or handles need to be removed. If the shower has a single-lever handle like a Valley shower, search for a humble adjust screw in the wield that can be removed with an Allen wrench .
    Plastic, glass, or faux-crystal cosmetic handles will typically have a modest credit card shroud over the set screw. Just pop off the cover with a flat-head screwdriver to locate the screw. similarly, two-handle showers will often have screws that are hidden by plastic covers on the front man of each handle. Pop off the covers to entree the screws .
    once the fix screws have been found, use a screwdriver or Allen twist to loosen the screw and pull off the handle. Set the shower handle aside, making sure to keep track of the set screw .
    shower handle removed with Allen wrench
    The Spruce / Kevin Norris

  3. Unscrew and Clean the Trim Plate

    The clean-cut plate is the flat bet on that sits behind the manage. Its aim is to cover up the shower valve forum and the hole in the shower wall in order to prevent water from seeping into the gap between the walls and causing excessive damage to the home plate .
    To remove the shipshape plate, use a screwdriver to loosen the screws that are securing it to the valve assembly, then slide it off of the valve stalk. Make sure to keep track of the screws and consider taking the fourth dimension to scrape off previous caulk and clean both the snip plate and the shower handle .
    In some cases, the lavish valve magazine can be fully accessed after removing the manage. This means that in these circumstances the trim plate does not need to be removed to replace the shower valve magazine .
    Screwdriver loosening valve assembly to remove trim plate
    The Spruce / Kevin Norris

  4. Turn Off the body of water

    The urine to the shower is controlled with water stops that are typically located on either side of the shower valve magazine. They can be turned off with a screwdriver in decree to isolate the shower valve from the rest of the urine in the home .
    however, if you can not locate the water stops on the exhibitor valve assembly, then you will need to turn off the water to the entire home with the main shut-off valve. After turning off the water to the home, make sure to turn on a nearby faucet to release the press and drain the water line .
    Water turned off from main shut-off valve
    The Spruce / Kevin Norris

  5. Inspect and Prepare the Area

    Compare the size of the existing hole in the shower wall with the size of the shower valve. In some situations, the shower valve cartridge can not be removed because the hole in the shower wall is excessively humble to remove the retainer snip or pull out the shower valve cartridge. If this is the case, then you may need to use a cab experience or an lean bomber to cut the tiles and increase the size of the hole. Just make surely that the hole is still small enough to fit entirely behind the tailored plate .
    If the shower valve cartridge, urine stops, and the servant cartridge holder at the top of the cartridge can be freely accessed, then there is no need to expand the trap.

    Shower wall hole and valve inspected for size
    The Spruce / Kevin Norris

  6. Remove the Retainer Clip

    The servant cartridge holder is a modest man of alloy that is inserted through the top of the shower valve to secure the shower valve magazine and prevent it from becoming loose or sliding out of position. This clip is easy to remove with a specify of needle-nose pliers. Simply grip it with the pliers and pull it up and out of the shower valve. If the servant cartridge holder is in good condition, it can be reused, though most newfangled shower valve cartridges will come with a new retainer time, so reusing the time is n’t normally necessary .
    Retainer clip removed from shower valve cartridge with needle-nose pliers
    The Spruce / Kevin Norris

  7. Pull Out the Shower Valve Cartridge

    Use the criterion pliers to grip the shower valve stem and slowly pull the cartridge out of the shower valve fabrication. ideally, the cartridge will slide out without a problem, but if the cartridge is perplex consider, using a lubricate solution, like WD40, or try wiggling it back and away ampere well as up and down to loosen the magazine .
    After removing the cartridge, inspect the shower valve assembly to ensure that it ‘s in dear discipline before continue. If there are signs of severe rusting or corrosion, then you may need to hire a professional plumber to replace the entire shower valve forum and the surrounding pipes or take on this job yourself if you have enough cognition, feel, and time .
    Shower valve cartridge pulled out with pliers
    The Spruce / Kevin Norris

  8. Install the New Shower Valve Cartridge

    With the old cartridge forbidden and the shower valve forum in thoroughly condition, the fresh shower valve cartridge should slide in without a problem arsenic long as it ‘s the correct substitution separate. Use the new or the old retainer snip to secure the magazine in place .
    New shower valve cartridge pushed into valve assembly
    The Spruce / Kevin Norris

  9. turn on the Water and Test for Leaks

    test for leaks in the shower valve by turning on the water to the house or simply using the water michigan, if applicable. Wipe down the valve assembly with a composition towel to ensure that it ‘s wholly dry, then wait a few minutes before wiping it again. The absorbent material qualities of newspaper towels make them a great leak detector because they distinctly display evening a drop of water .
    Water turned back on through main shut-off valve
    The Spruce / Kevin Norris

  10. Reattach the Trim Plate and Shower Handle

    Slide the spare home plate over the shank of the shower valve and secure it with screws, then secure the treat or handles with the set prison guard. Clean up the drop fabric and any early debris, then test the shower cover to see if it properly controls the menstruate and temperature of the water. With everything working correctly, you barely need to apply raw caulking around the shipshape plate to prevent water system from seeping behind the shower wall .
    Trim plate replaced over shower valve and stem
    The Spruce / Kevin Norris

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Category : How To

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