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Prepare and Remove the Dishwasher — Secure the Dishwasher

Beginner5 hours

Part of project

How to Install a New Dishwasher · Step 9 of 9

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In this video

Before starting the installation, first unplug the dishwasher and the garbage disposal from the electrical outlet under the sink. Turn off the water supply valve for the dishwasher. To remove the dishwasher, open the door and locate the screws securing it to the underside of the countertop. In this case, since it's a granite countertop, the dishwasher is secured to a metal support beam with screws. Unscrew these screws. Once the screws are removed, the dishwasher can be carefully pulled out from under the counter.

Goal: Safely disconnect and access the dishwasher

  • Always disconnect the power and water supply before working on the dishwasher to prevent electric shock and water damage.

Used in this video

  • Screwdriver — To remove the screws holding the dishwasher in place under the countertop.
51.1K views12615-20 minutes
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FAQs

What are the most critical safety steps to take before starting to disconnect the old dishwasher?

Always turn off the water supply valve leading to the dishwasher and cut power at the circuit breaker first. This prevents potential leaks, electrical shocks, and damage while working with water lines and electrical connections.

What are the most common causes of leaks when connecting the hot water supply line and drain hose, and how can I prevent them?

Leaks often stem from improperly tightened connections or insufficient Teflon tape on threaded fittings. Ensure fittings are hand-tightened, then turn an additional 1/2 to 1 full turn with a wrench, and apply Teflon tape only to male threaded connections to create a watertight seal.

The project is listed as 'beginner' with an estimated 5 hours; is this realistic for someone with no plumbing experience, and what factors might extend the timeline?

While beginner-friendly, 5 hours is an estimate for straightforward installations. If you encounter seized fittings, rusted pipes, or need to adjust cabinetry, it could take longer. Having all tools and materials ready beforehand will help keep you on track.

Besides the listed tools, what other items should a beginner have on hand in case of unexpected issues during removal or installation?

A small shop-vac for unexpected spills is invaluable. Additionally, having a utility knife to cut the drain hose to length and possibly a basin wrench if the old water supply connection is in a very tight spot could save you a trip to the hardware store.

Transcript
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air gap so that we can have this working as expected so I'll be first starting by unplugging this dishwasher and make sure the water line is turned off which it is and then we'll be pulling it out and I'll be throwing on your drain hose and then we'll hook that drain hose onto this guy and I'll keep you guys to okay and the way we take out the dishwasher is pretty straightforward if you've undone the power and the water and the drainage underneath the sink if you look underneath then usually you've got some screws if this is a wood or laminate you'll usually have like some drivel screws that just go in here pull these tabs up but in my case you've got like granite once you've got this support beam and we've got a screw that just threads in just like that so we're just going to unscrew that and then once we do that we'll be able to pull this whole thing out

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