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How to Install a Garbage Disposal (page 2 of 3)

Learn how to install a new garbage disposal under a kitchen sink with these step-by-step instructions.

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installing a garbage disposal Watch Video

Install the Snap Ring

Install the snap ring by sliding it up the sink flange until it pops into the groove.

Note: Be sure to remove the rubber band.
Tighten the mounting screws until the whole assembly is tight and even against the sink.

Note: Be sure to clean up any additional putty that has oozed out from the sink flange.

Push the Plug

Before connecting the dishwasher line, knock out the plug.

Turn the disposal unit on its side, then using a flat-head screwdriver push into the plug. Finally, give it a few taps all the way around causing the plug to down inside the unit.

knock out plug before connecting dishwasher

Retrieve the Plug

Turn the unit upright and remove the gasket and ring.

Turn the unit upside down once more, and retrieve the plug.

Turn the unit upright, then replace the gasket and ring.

Locate the electrical hole, and insert a wire clamp.

retrieve the plug

Remove the Access Hole Cover

Safety Note: Make sure the power is turned off before touching any electrical wires.

Remove the screw that holds the access hole cover onto the bottom of the disposal system.

Remove the cover, and pull out the disposal wires.

remove cover, and pull out disposal wires

Connect and Secure the Wires

Place the electrical wire into the wire clamp that was installed earlier.

Once in the access hole, connect the black wire to black and the white wire to the other white wire.

Secure the wires together using wire nuts. You can also use electrical tape to attach the wire nuts to the wires.

Hook-up the ground wire.