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Disconnect Plumbing Hoses and Pipes — Disconnect the Drain Hose

Beginner

Part of project

How to Remove an Old Dishwasher · Step 2 of 6

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In this video

First, disconnect the flexible dishwasher drain hose from the garbage disposal. Use a screwdriver to loosen the metal hose clamp securing the hose to the disposal's inlet port, then pull the hose free. Next, detach the main discharge tube. Use a screwdriver to remove the two screws holding the metal flange of the discharge tube to the side of the disposal. Once the screws are out, slide the flange back along the pipe and pull the discharge tube out of the disposal.

Goal: Disconnect Plumbing

  • Have a small bucket or rag ready to catch any water that may spill from the hoses and pipes.

Used in this video

  • Screwdriver (Tool Type: Hand tools, Screwdriver Type: Combination)Loosening hose clamps and removing screws from the discharge tube flange.
85.5K views9805 minutes
Chris Notap

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FAQs

What are the absolute most critical safety steps I need to take before starting this project?

Before anything else, locate and shut off the electrical breaker dedicated to your dishwasher, and turn off the hot water supply valve, usually found under the sink. Verify both are off before touching any wires or hoses to prevent electric shock or water damage.

What specific tools from the list are absolutely essential for a beginner, and are there common alternatives?

You definitely need a Phillips head screwdriver, an adjustable wrench, and a bucket for drips. While specialized tools can help, these three will handle most disconnections. Ensure your screwdriver fits snugly and your wrench isn't stripped.

How difficult is this project for someone with no prior plumbing experience, and how long should it realistically take?

This is considered a beginner-friendly project, primarily involving disconnection. For a first-timer, plan for 1.5 to 2.5 hours, allowing extra time for identifying connections, stubborn fasteners, and safely managing any water spills.

I'm concerned about water leaking everywhere when I disconnect the hoses. How much water should I expect, and how do I minimize the mess?

Expect some residual water (1-2 cups) from the supply line and the dishwasher's sump. Place towels and a bucket directly under the connections before loosening them. Work quickly and have extra absorbent towels, like the WYPALL L40, ready.

Transcript
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Next, remove the dishwasher drain hose by loosening the clamp and pulling off to remove. Next, remove the discharge tube by removing the two screws and sliding back the flange. Next, remove the discharge tube from the disposal. This may vary depending on your plumbing.

Auto-generated transcript. May contain errors.