Skip to main content

Locate and Loosen the Set Screw — Remove the Old Tub Spout

Beginner2 hours

Part of project

How to Fix a Shower Diverter on a Tub Spout · Step 2 of 6

Helpful?

In this video

Using a flashlight, the user inspects the underside of the tub spout to locate the fastener. An Allen key set screw is identified. The user then selects an Allen key of the correct size from a set and inserts it into the screw. By turning the Allen key counter-clockwise, the set screw is loosened, which will allow the spout to be removed from the copper pipe.

Goal: Loosen the faucet's set screw

  • Test a few Allen key sizes to find the right one to avoid stripping the screw head.

Used in this video

  • Flashlight (Tool Type: Electrical Tools)Illuminating the work area under the faucet
  • Allen Key Set (Tool Type: Hand Tools, Special Features: Metric, Imperial)Loosening the set screw holding the faucet in place
11.3K views5549s
Lex Vance

83K subscribers

View Channel

FAQs

Do I need specialized tools like a torque wrench for this tub spout replacement?

No, a specialized torque wrench isn't typically necessary for a standard tub spout replacement. While it ensures precise tightening, most spouts can be securely installed by hand-tightening until snug, followed by a quarter turn with a wrench if needed. A standard caulk gun is useful, though you can manage with manual caulk tubes.

What are the essential safety steps before I begin working on the shower diverter?

Always start by turning off the main water supply to your house or the bathroom you're working in to prevent accidental flooding. It's also wise to wear safety glasses to protect your eyes from debris during removal and installation. Ensure the area is well-lit and dry to prevent slips.

How much time and money should I budget, and is this project truly beginner-friendly?

This project is very beginner-friendly and typically takes 1-2 hours to complete, assuming you have the right parts and no unexpected complications. Expect to spend $20-$50 for a new tub spout and a tube of caulk, making it an affordable repair.

What are the most common mistakes that lead to leaks after replacing a tub spout, and how can I prevent them?

A primary cause of leaks is not thoroughly cleaning the connecting pipe and wall surface before installation, which prevents a proper seal. Another common error is not applying a complete and watertight caulk bead around the new spout's base, allowing water to seep behind the wall. Ensure your new spout is also compatible with your pipe type (threaded or slip-on).