How To Install A Bathtub Faucet Stem

How to Install a Bathtub Faucet Stem

Replacing a bathtub faucet stem is a relatively simple plumbing repair that can be completed in under an hour. By following these step-by-step instructions, you can easily fix a leaky or malfunctioning faucet stem and restore your bathtub to proper working order.

Tools and Materials Needed:

Before starting, gather the necessary tools and materials:

Replacement bathtub faucet stem
Adjustable wrench
Phillips screwdriver
Flathead screwdriver
Plumber's putty or Teflon tape
Bucket or towel to catch water

Step-by-Step Instructions:

1. Turn off the Water Supply:

Locate the water supply valves under the sink or behind the bathtub and turn them off. Open the bathtub faucet to release any remaining water.

2. Remove the Faucet Handle:

Use a Phillips screwdriver to remove the screw securing the faucet handle. Pull the handle straight up to detach it from the stem.

3. Loosen the Packing Nut:

Using an adjustable wrench, loosen the packing nut located at the base of the faucet handle. Be careful not to overtighten or damage the nut.

4. Remove the Stem:

Insert a flathead screwdriver into the notches on the stem and gently pry it out. Be careful not to damage the surrounding parts.

5. Apply Plumber's Putty or Teflon Tape:

Wrap a small amount of plumber's putty or Teflon tape around the threads of the new stem. This will ensure a watertight seal.

6. Install the New Stem:

Insert the new stem into the faucet body and tighten the packing nut by hand. Use the adjustable wrench to fully tighten the nut, but avoid overtightening.

7. Reattach the Faucet Handle:

Align the faucet handle with the stem and push it onto the stem. Secure it with the screw using the Phillips screwdriver.

8. Turn on the Water Supply:

Open the water supply valves and check for any leaks. If there are any leaks, tighten the packing nut further. Let the water run for a few minutes to flush out any debris or air.

9. Test the Faucet:

Operate the faucet to ensure it operates smoothly and without any leaks. Adjust the handle as needed to control the water flow and temperature.