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Prepare Existing Copper Pipes — Cut the Pipe

Beginner3 hours

Part of project

How to Install a Water Hammer Arrestor to Stop Banging Pipes · Step 3 of 7

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In this video

Prepare the existing copper pipes for the new installation. Place a bucket underneath to catch water. Use a portable band saw to cut the pipes. Then, use a torch to heat the remaining fittings and a pair of pliers to pull them off the pipes while they are hot. This leaves clean pipe ends for the new fittings.

Goal: Plumbing Pipes Repair (Repairing damaged or leaking plumbing pipes.)

  • A pipe cutter can be used as an alternative to a band saw for a cleaner cut.
  • Use heat-resistant gloves when working with a torch and hot pipes to prevent burns.

Used in this video

  • Portable Band Saw (brand: DeWalt, Power Source: Cordless)Cutting through the copper pipes.
  • Bucket (brand: The Home Depot, Container Type: Bucket)Catching residual water from the pipes.
  • Torch (brand: Harris, Special Features: Self-Igniting)Heating and desoldering the old copper fittings.
  • Pliers (Tool Type: Pliers)Gripping and pulling off the hot, loosened fittings.
  • Safety GlovesProtecting hands from heat and sharp edges.
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FAQs

What essential tools do I need for this project, especially for cutting and preparing pipes?

You'll definitely need an AUTOCUT 1/2 in. Copper Pipe Tubing Cutter to make clean, straight cuts. Don't forget the Husky 1-5/8 in. Inner/Outer Reamer and Deburring Tool to smooth the pipe ends, which is crucial for leak-free push-to-connect fitting installation. An adjustable wrench will also be handy for general tightening tasks.

What are the most important safety precautions to take before starting this plumbing project?

Always start by completely shutting off the main water supply to your home and draining the pipes to relieve any pressure, which prevents unexpected floods. Wear appropriate eye protection and gloves when cutting pipes to protect against sharp edges and debris. Have a bucket and towels ready for any residual water.

How difficult is this project for a beginner, and what's a realistic time and cost expectation?

This project is rated 'beginner' friendly, primarily due to the use of push-to-connect fittings which significantly simplify the installation process. You can realistically expect to complete it within the estimated 3 hours. Material costs will mainly involve the water hammer arrestor and a T-fitting, likely under $50 depending on your local store.

I'm worried about leaks. What are common mistakes beginners make during installation, and how can I prevent them?

A common mistake is not fully deburring the pipe ends or not pushing the push-to-connect fittings all the way in until they seat firmly. Ensure the pipe is clean and smooth, and mark the insertion depth on the pipe to confirm it's fully seated before pushing. After restoring water, carefully check all new connections for any drips immediately.

Prepare Existing Copper Pipes — How to Install a Water Hammer Arrestor to Stop Banging Pipes (Step 3, Video 1) | Stesso