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Shut Off Water and Depressurize System — Turn Off the Water Supply

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Fix a Leaky Shower Faucet: A Step-by-Step Guide · Step 1 of 5

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Before beginning the repair, you must shut off the main water supply to the house. Once the main is off, open a faucet at the lowest point in the house, like a basement sink, to help drain the water from the pipes. Also, turn the shower faucet on to relieve any remaining pressure and drain the lines leading to it. Confirm that no water is coming out of the tub spout or shower head before proceeding.

Goal: Ensure the system is depressurized and safe to work on

  • Failing to shut off the water supply before disassembly will result in uncontrolled water flow and potential flooding.
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Andrew Thron Improvements

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FAQs

What should I do if I can't find the shut-off valves for my shower or bathroom?

If you can't locate specific shut-off valves under the sink or in the basement for your shower, you'll need to turn off the main water supply to your entire home. This is usually found near your water meter or where the main water line enters your house. Always confirm the water is off by running a faucet before starting any work.

How do I ensure I buy the correct replacement cartridge for my shower faucet?

The most reliable way is to remove your old cartridge first and take it to the hardware store for an exact match. If that's not possible, note the faucet brand and model number, often found on the handle escutcheon plate. You can also take clear photos of the cartridge from multiple angles to help store associates identify it correctly.

Do I need all the specific screwdrivers and wrenches listed, or can I use general tools?

The listed tools, like the 4-in-1 screwdriver, offer versatility, but general Phillips and flathead screwdrivers will work for most handle screws. Pliers and an adjustable wrench are crucial for removing and securing the cartridge nut or clip. Ensure your wrench can accommodate various sizes to avoid multiple trips to the hardware store.

I'm having trouble removing the old cartridge; what are some common issues and how can I overcome them?

Old cartridges can be stubborn due to mineral buildup or corrosion. After removing the retaining clip or nut, try rotating the cartridge gently with pliers to break it loose before pulling it out. If it's still stuck, a specialized cartridge puller tool can be a lifesaver, designed specifically for difficult extractions.

Shut Off Water and Depressurize System — Fix a Leaky Shower Faucet: A Step-by-Step Guide (Step 1, Video 1) | Stesso