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Disconnect the Supply Line — Disconnect the Supply Pipe from the Faucet

Beginner2 hours

Part of project

Fix a Leaky Outdoor Faucet: Water Intake Repair Guide · Step 2 of 6

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In this video

Place a bucket and towel under the supply line connection. Using two adjustable wrenches, hold the faucet's connection nut steady with one wrench (the backup wrench) while turning the supply line nut counter-clockwise with the other wrench to loosen and disconnect it.

Goal: Remove the supply line from the faucet body

  • Using a backup wrench is crucial to prevent the faucet's copper tubing from twisting and breaking.

Used in this video

  • Adjustable Wrench (Tool Type: Wrench, Material: Metal)Loosening and tightening the supply line nuts.
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FAQs

What if my outdoor faucet is leaking from the handle or spout, not the intake connection?

This guide specifically addresses leaks at the supply pipe connection (the intake). Leaks from the handle or spout usually indicate worn-out internal components like a packing nut or washer, which require a different repair process. You'd likely need to replace specific internal parts, not just reseal the threads on the supply pipe.

Why is it important to use two wrenches when disconnecting the supply pipe?

Using two wrenches—one to hold the existing pipe steady and the other to turn the faucet—prevents twisting and damaging your home's main water supply pipes. Twisting can lead to a larger, more serious leak inside your wall or foundation, making this a critical safety step.

Can I use pipe dope instead of or in addition to Teflon tape for sealing the threads?

Yes, you can use pipe dope in addition to Teflon tape for an extra layer of sealing security, especially for outdoor connections. Apply 4-6 wraps of Teflon tape clockwise to the male threads first, then a thin layer of pipe dope over it. While pipe dope alone can work, the combination offers superior leak prevention for threaded connections.

I've reconnected everything, but the intake connection is still leaking slightly. What should I do?

First, ensure the water supply is completely off again. The most common issues are insufficient Teflon tape, incorrect application (not clockwise), or damaged threads. Disassemble, clean threads thoroughly with a wire brush, apply 4-6 wraps of Teflon tape clockwise, and ensure the connection is tightened firmly but without overtightening. Inspect the threads for pitting or major damage.

Transcript
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to take this off right at the faucet right there. I'm dealing with this and you're taking these two things apart. So when taking these two things apart, you want to have a backup wrench, okay? So if possible, I like to use two adjustable jaws. Maybe which way you like to turn them. It's funny how much flack I get for not using them right but you know what? You look at this right here, guess what? I can't actually put that on one way but it fits the other in this tight space. So guess what? I use them how I want to use them. And then I might have to flip it over because it's such a tight space and flip it again. Look at that. All right, get that popped off and make sure we've got good flow.

Auto-generated transcript. May contain errors.