Summary
This article explains the basic steps involved in installing a garbage disposal, including preparing the sink, making plumbing connections, and attaching the unit safely. A short video at the top demonstrates the installation process.
When to use this
Use this guide if you are:
Installing a new garbage disposal
Replacing an existing disposal
Preparing a sink for a garbage disposal installation
Reviewing installation steps before requesting maintenance assistance
Video: Installing a Garbage Disposal
This video demonstrates how to prepare the sink basin, assemble the mounting components, and attach a garbage disposal unit correctly.
Overview
Installing a garbage disposal involves several steps, including securing the sink flange, assembling the mounting hardware, connecting plumbing and electrical components, and attaching the disposal unit.
Proper installation is important for safe operation and leak prevention.
Common Questions Covered in the Video
Components Needed for Installation
The video explains the common components involved, including:
Sink flange and mounting assembly
Garbage disposal unit
Plumber’s putty
Electrical cord or wiring
Dishwasher connection components, if applicable
Preparing the Sink Basin
The video demonstrates how to:
Clean the sink opening
Apply plumber’s putty to create a watertight seal
Position the sink flange correctly
Role of Plumber’s Putty
Plumber’s putty helps seal the connection between the sink basin and the sink flange, preventing leaks.
Assembling the Sink Connection
The video shows how to:
Assemble the mounting ring and hardware
Secure the connection beneath the sink basin
Preparing for a Dishwasher Connection
If a dishwasher is connected, the video explains how to:
Remove the dishwasher knockout plug
Prepare the inlet for the dishwasher drain hose
Installing the Electrical Cord
The video demonstrates how to:
Attach the electrical cord to the disposal
Secure the cord properly
Electrical Safety Precautions
The video highlights precautions such as:
Turning off power before working on wiring
Securing wire connections correctly
Following manufacturer instructions
Attaching the Disposal Unit
The video shows how to:
Lift and align the disposal unit
Lock it into the mounting assembly
Ensure the unit is securely attached
Troubleshooting
Disposal will not lock into place → Mounting assembly may not be aligned
Leaks at sink flange → Plumber’s putty may not be sealing properly
Dishwasher not draining → Knockout plug may not have been removed
FAQs
Q: Can I install a garbage disposal myself?
A: Installation may be possible for experienced individuals. If you are unsure or uncomfortable working with plumbing or electrical connections, maintenance assistance is recommended.
Q: Is plumber’s putty always required?
A: Plumber’s putty is commonly used to seal the sink flange unless otherwise specified by the manufacturer.