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Shut Off Water and Relieve Pressure — Turn off water supply

Beginner

Part of project

how to change a faucet cartridge · Step 1 of 5

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Before working on the plumbing, you must shut off the main water supply. After the water is off, go back to the sink and open the hot water tap to drain the remaining water and relieve any pressure built up in the line. This will prevent you from getting sprayed with water when you disconnect the hose.

Goal: Prepare plumbing for repair

Used in this video

  • Main Water Shut-off ValveStopping the water flow to the faucet.
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FAQs

What specific tools are essential for removing the faucet handle and cartridge?

You'll typically need a screwdriver (flathead or Phillips, and potentially an Allen wrench/hex key like the Eklind set for handle screws), an adjustable wrench or pliers, and a small utility knife for prying decorative caps. A basin or rag is also helpful for catching drips.

How difficult is changing a faucet cartridge for a beginner, and how long does it typically take?

This is generally considered a beginner-level DIY project. For most standard faucets, it can take anywhere from 30 minutes to an hour. The most challenging part is often identifying and carefully removing the old cartridge without damaging the faucet body.

What are the most important safety precautions to take before starting this faucet cartridge replacement?

Always turn off both the hot and cold water supply valves located under the sink to prevent flooding. It's also wise to open the faucet briefly after turning off the water to drain any residual water and relieve pressure in the lines.

My faucet handle seems stuck, or the old cartridge won't budge. What should I do?

For a stuck handle, carefully check for a hidden set screw under a decorative cap or on the side. If the cartridge is stuck, try gently wiggling it with pliers or applying a penetrating lubricant, being cautious not to apply excessive force which could break faucet components.

Transcript
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All right, so the first thing we're going to do, we've got our water turned off. We open the hot side of the faucet, let the pressure off, so now you know, pressure in that line. So we should be able to take this off.

Auto-generated transcript. May contain errors.