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Project

Take a generous amount of fresh plumber's putty and knead it in your hands to warm it up. Roll it into a uniform, snake-like rope about 1/4-inch thick. Wrap this putty rope around the underside of the new basket strainer's flange. From above the sink, press the strainer firmly down into the clean drain hole. The putty should squeeze out evenly around the entire perimeter. From underneath the sink, slide the rubber gasket up against the sink bottom, followed by the fiber or cardboard friction washer, and finally the large metal locknut. Hand-tighten the locknut as much as possible. To finish, use channel-lock pliers or a dedicated strainer locknut wrench to give the locknut a final half-turn. To prevent the strainer from spinning while you tighten, have a helper hold it steady from above by inserting the handles of pliers or a screwdriver into the crossbars. Wipe away the excess putty that squeezed out on the top side of the sink with your finger or a cloth.

You're viewing a step from: How to Remove a Garbage Disposal and Install a Standard Sink Drain

Beginner

4 hours

2/4 Inventory

This project involves the complete removal of an existing garbage disposal unit and its associated mounting hardware and plumbing. It will be replaced with a standard basket strainer and a new PVC drain assembly, including a P-trap and connections for a double-bowl sink and a dishwasher.

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Frequently Asked Questions

What are the most important safety steps to take before starting this project, especially since it involves electricity and water?

Always shut off power to the disposal circuit at your electrical panel first. Then, turn off the hot and cold water supply valves located under the sink. Have a bucket and towels ready for any residual water that may be in the pipes.

The tool list seems comprehensive, but are there any additional tools that would make this beginner project easier or more efficient?

While the listed tools are sufficient, a headlamp can greatly improve visibility in the dark cabinet space under the sink. A basin wrench can also be helpful for removing stubborn or hard-to-reach nuts from the old disposal or existing drain, though pliers often suffice.

What are the most common pitfalls or mistakes beginners make when installing a new sink drain, and how can I ensure a leak-free installation?

The biggest mistake is inadequate sealing. Ensure you apply a generous, even bead of plumber's putty under the basket strainer flange for a watertight seal. Also, avoid overtightening PVC connections, as this can crack fittings; hand-tightening plus a quarter turn with pliers is usually sufficient.

Given that I'm a beginner, is the 4-hour estimated time realistic, or should I budget more time for unexpected issues?

While the project is beginner-friendly and 4 hours is a good estimate, budgeting extra time is wise, especially if dealing with older, stubborn plumbing connections or unexpected discoveries. Give yourself 5-6 hours to work without rush, allowing for potential trips to the hardware store if needed.