How to Replace a Shower Faucet Washer

A constant water leak from your shower faucet is an indication that it is time to replace the washer. Shower faucet washers are prone to damage as well as normal wear and tear from constant use; it is best to replace washers as soon as you notice a leak. Replacing a shower faucet washer is not a difficult task and one you can perform yourself, with the proper tools and instructions.

If your shower faucet is leaking, it may be time to replace the washer.
  1. Turn off the water supply to the faucet. If you do not have a separate valve for the shower faucet, turn off the main water supply to the house.

  2. Open the faucet and allow any remaining water to drain.

  3. Locate the stem of the faucet and remove the handle.

  4. Loosen the nut using penetrating oil and then remove the nut from the protective plate using pliers.

  5. Remove the screws from the faucet stem using a screwdriver and then remove the shower faucet washer and set it aside. Replace the washer with a new one.

  6. Replace the screws on the faucet one at a time, using a screwdriver to tighten each one.

  7. Apply a bead of plumber's putty to the bottom of the protective plate.

  8. Put the faucet stem and handle back together and reinstall the faucet.

  9. Turn the water supply on; turn on the shower faucet and check to make sure the faucet is working properly.