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Turn The Water Back On And Test — Test for Leaks and Proper Function

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How to Fix a Shower Diverter on a Tub Spout · Step 7 of 7

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With the faucet fully reassembled, go back to your shut-off valves or main water supply and turn the water back on. Return to the shower, turn on the faucet, and carefully check for any leaks around the handle and trim plate. If there are no leaks and the water flows correctly, the repair is complete.

Goal: Test for Leaks

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The Plumbers Plunger

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FAQs

Is replacing a tub spout diverter truly a beginner-friendly DIY project, and how long should it typically take?

Yes, fixing a leaking diverter by replacing the entire tub spout is considered beginner-friendly as it primarily involves simple removal and installation. Most DIYers can complete this project within 1-2 hours, assuming they have the correct replacement spout and tools readily available.

How do I ensure I purchase the correct replacement tub spout, especially regarding connection type and diverter mechanism?

First, you must determine if your old spout is threaded (screwed directly onto the pipe) or slip-on (secured by a set screw or O-ring) by examining its attachment point. Next, decide on the diverter style you prefer. Bringing the old spout to the store or taking detailed pictures can help ensure perfect compatibility.

The project lists several tools like a pipe wrench and hex key; are they all essential, and can I substitute any?

A pipe wrench or large adjustable wrench is crucial for threaded spouts, while a hex key set is necessary for many slip-on spouts. A utility knife is essential for cutting old caulk, and a caulk gun is needed for the new sealant. While some tools are specific, having the right ones ensures an efficient and proper installation.

What are the most common mistakes beginners make when replacing a tub spout, and how can I avoid leaks after installation?

A common mistake is not thoroughly cleaning and preparing the pipe with sandpaper before installation, which can compromise the new spout's seal. Another critical error is failing to apply a continuous bead of waterproof silicone caulk around the base where the spout meets the wall, which prevents water from seeping behind the wall.