Steps to Follow for Replacing an InSinkErator Garbage Disposal

If you are experiencing problems with your InSinkErator garbage disposal, or if it is simply time for an upgrade, replacing it can be a cost-effective solution. With a few simple steps, you can have a new garbage disposal up and running in no time. In this guide, we will walk you through the process of replacing an InSinkErator garbage disposal, ensuring that you have all the information you need to successfully complete the task.

Before you begin the replacement process, it is important to gather all the necessary tools and materials. You will need a new InSinkErator garbage disposal (make sure to choose the right size and power level for your needs), a screwdriver, pliers, a bucket or container to catch any water or debris, and plumber’s putty. It is also a good idea to turn off the power to the garbage disposal at the circuit breaker before starting any work.

Once you have all the necessary tools and materials, you can begin the replacement process. Start by disconnecting the old garbage disposal from the sink and drain line. Using a screwdriver, loosen the metal clamp that connects the disposal to the sink flange. Once the clamp is loose, you can twist the disposal counterclockwise to remove it from the flange. Next, disconnect the disposal from the drain line using pliers to loosen the metal ring.

What is an InSinkErator Garbage Disposal?

An InSinkErator Garbage Disposal is a kitchen appliance designed to shred food waste into small pieces, allowing it to be safely disposed of through your home’s plumbing system. This helps to reduce the amount of food waste that ends up in landfills, as well as the odors and pests that can come with storing food waste in garbage bags or bins.

The InSinkErator Garbage Disposal is installed underneath the kitchen sink and is connected to the kitchen drain. When activated, it uses powerful blades to grind up food waste, which is then flushed away with water through the drain pipe. The shredded food waste is then transported to the sewage treatment plant, where it can be processed and turned into useful resources, such as fertilizer or renewable energy.

Using an InSinkErator Garbage Disposal can make your kitchen clean-up easier and more efficient. Instead of scraping food scraps into the trash, you can simply rinse them down the sink, where they will be ground up and flushed away. This can help to keep your kitchen smelling fresh and reduce the need for frequent trash bag changes.

In addition to convenience, InSinkErator Garbage Disposals also offer environmental benefits. By diverting food waste from landfills, they help to reduce greenhouse gas emissions and the production of methane gas, which is a potent contributor to climate change. They also help to conserve water, as less water is needed to flush food waste down the drain compared to washing it into the trash.

Overall, an InSinkErator Garbage Disposal is a valuable addition to any kitchen, offering both convenience and environmental benefits. By choosing to install one, you can make your clean-up routine easier and help to reduce your household’s impact on the environment.

Why Replace Your InSinkErator Garbage Disposal?

There are several reasons why you may need to replace your InSinkErator garbage disposal:

1Your current garbage disposal is old and not functioning properly. Over time, garbage disposals can wear out and become less efficient at grinding food waste. If your garbage disposal is constantly clogging or making strange noises, it may be time for a replacement.
2You want to upgrade to a more powerful unit. Maybe your current garbage disposal doesn’t have enough horsepower to handle your family’s needs. Upgrading to a higher horsepower model can make a big difference in performance.
3You are remodeling your kitchen. If you’re giving your kitchen a makeover, it’s a good time to replace your garbage disposal as well. A new InSinkErator model can enhance the overall functionality and aesthetics of your kitchen.
4Your current garbage disposal is leaking. A leaking garbage disposal can cause water damage to your kitchen cabinets and create an unpleasant odor. If you notice any signs of a leak, it’s important to address the issue promptly by replacing your disposal.
5The motor on your current unit has burnt out. If your garbage disposal won’t turn on or stops working suddenly, it could be due to a burnt-out motor. In this case, replacing your disposal is the best solution.

Regardless of the reason you’re replacing your InSinkErator garbage disposal, it’s important to choose a reliable and high-quality model that fits your needs. With the right disposal unit, you can efficiently and hygienically dispose of food waste in your kitchen.

Step 1: Gather the Necessary Tools

Before you begin replacing your InSinkErator garbage disposal, it’s important to gather all the necessary tools to make the process easier and more efficient. Here are the tools you will need:

  • Adjustable wrench or plumber’s wrench
  • Screwdriver (flathead or Phillips, depending on the disposal model)
  • Pliers
  • Bucket or large container
  • Silicone sealant
  • Cable ties (zip ties)
  • Plumber’s putty
  • Electric drill (if mounting a new disposal)
  • Hacksaw or reciprocating saw (if removing an old disposal)

Having these tools ready before you start the replacement process will help ensure a smooth and successful installation. Make sure to have them easily accessible and organized for easy use.

What tools do you need?

Replacing an InSinkErator garbage disposal requires a few tools to make the process easier and more efficient. Before you begin, make sure you have the following tools on hand:

1. Screwdriver: You will need a screwdriver to loosen and remove the mounting ring that holds the garbage disposal in place. Depending on the model, you may need either a Phillips or flathead screwdriver.

2. Adjustable wrench: An adjustable wrench is necessary for loosening and tightening the connections between the disposal unit and the sink drain pipes. Make sure it is large enough to fit around the connections securely.

3. Plunger: A plunger can be handy for removing any clogs or obstructions in the sink drain before and after replacing the garbage disposal. It is a simple and effective tool for clearing blockages.

4. Bucket or pan: Having a bucket or pan on hand will help catch any water or debris that may spill out during the removal and installation process. This will make cleanup easier and prevent any potential messes.

5. Electrician’s tape: If you need to disconnect and reconnect any electrical wiring, electrician’s tape is essential for insulating the exposed wires and ensuring a safe and secure connection.

6. Safety goggles and gloves: It is always a good idea to protect yourself while working with tools and plumbing fixtures. Safety goggles will shield your eyes from any debris or particles that may fly up during the removal process, while gloves will keep your hands safe from sharp edges.

By having these tools ready before you begin, you can ensure a smooth and successful replacement of your InSinkErator garbage disposal.

Step 2: Turn Off the Power

Before you begin any work on your InSinkErator garbage disposal, it is essential to turn off the power to the unit. This will prevent any accidents or injuries from occurring while you are working on replacing the disposal.

First, locate the circuit breaker or fuse that controls the power supply to the garbage disposal. It is usually located in the electrical panel of your home. Once you have found the correct circuit breaker or fuse, switch it off or remove the fuse to cut off the power supply.

After you have turned off the power, it is highly recommended to use a voltage tester to ensure that there is no electricity flowing to the garbage disposal. Simply touch the tester to the wires that lead to the disposal to check for any signs of voltage. If the tester does not detect any electricity, then it is safe to proceed with the replacement process.

Remember, safety should always be your top priority when working with electrical appliances. By turning off the power and double-checking with a voltage tester, you can ensure a safe and smooth replacement of your InSinkErator garbage disposal.

How to safely turn off the power to your garbage disposal

If you’re planning to replace your InSinkErator garbage disposal, it’s important to turn off the power to the unit to avoid any electrical accidents. Follow these steps to safely disconnect the power:

  1. Find the electrical circuit breaker for your garbage disposal: Look for the breaker panel in your home. It’s usually located in the basement, garage, or utility area.
  2. Locate the garbage disposal breaker: Look for a breaker labeled “garbage disposal” or something similar. It might be labeled with the brand name “InSinkErator” as well.
  3. Switch off the breaker: Turn off the circuit breaker for the garbage disposal by flipping the switch to the “off” position. This will cut off the power supply to the unit and ensure your safety.
  4. Test the power supply: To be sure that the power is off, try turning on and off the garbage disposal switch. If it doesn’t turn on, you can be confident that the power is safely disconnected.
  5. Double-check the power: For added caution, use a non-contact voltage tester to confirm that there is no electricity running to the garbage disposal. This tool will indicate if there is any live electrical current.

By following these steps and ensuring that the power is safely turned off, you can proceed with replacing your InSinkErator garbage disposal without any risk of electrical accidents.

Step 3: Remove the Old Garbage Disposal

Before installing a new InSinkErator garbage disposal, you need to remove the old one. Follow these steps to do so:

1. Turn off the power: First things first, make sure the power to the garbage disposal is completely turned off. Locate the circuit breaker or fuse that controls the disposal unit and switch it off.

2. Disconnect the electrical wiring: Once the power is off, you can proceed to disconnect the electrical wiring. Carefully loosen the wire nuts that connect the disposal to the electrical supply. Make sure to note the color-coding and how the wires are connected for reassembly later.

3. Remove the drain trap: To disconnect the old disposal from the drain, you’ll need to remove the drain trap. Place a bucket or pan underneath to catch any water that might spill out. Loosen the slip nuts on both sides of the trap using pliers or a wrench, and carefully remove the trap.

4. Disconnect the disposal unit: With the drain trap removed, you can now disconnect the disposal unit itself. There are usually three mounting bolts that secure the disposal to the mounting assembly. Use a screwdriver or wrench to loosen and remove these bolts, taking care to support the disposal as it becomes loose. Once the bolts are removed, carefully lower the disposal unit and set it aside.

5. Clean the mounting assembly: Before installing the new disposal, take the time to clean the mounting assembly. Remove any debris or buildup around the opening and check for any damage that may need to be repaired before installation.

6. Schedule a pickup for the old disposal: Since garbage disposals contain metal that can be recycled, it’s important to dispose of your old unit responsibly. Check with your local waste management facility for options on recycling or proper disposal of the old disposal.

With the old disposal removed and the mounting assembly cleaned, you can now move on to installing your new InSinkErator garbage disposal. Follow the remaining steps in this guide to ensure a successful and safe installation.

Note: If you have any doubts or concerns about removing the old disposal, it’s always recommended to consult a professional plumber or electrician for assistance.

How to disconnect and remove your old garbage disposal

Replacing your old garbage disposal with a new one can seem like a daunting task, but with a few simple steps, you’ll have it disconnected and removed in no time. Here’s how:

Step 1: Turn off the power

Before you begin, make sure to turn off the power to your garbage disposal. You can do this by flipping the switch on the wall or turning off the circuit breaker. This will help ensure your safety while working on the disposal.

Step 2: Disconnect the drain pipe

Locate the drain pipe that is connected to your garbage disposal. You will want to use pliers to loosen the hose clamp that secures the pipe in place. Once loosened, gently pull the pipe off the disposal unit.

Step 3: Disconnect the electrical connections

Next, you will need to disconnect the electrical connections. Start by removing the wire nuts that connect the wires from the disposal to the power source. Once the wire nuts are removed, separate the wires and cover them with electrical tape to ensure they do not come into contact with any metal surfaces.

Step 4: Remove the disposal unit from the mounting bracket

Your old garbage disposal is likely attached to a mounting bracket under the sink. Locate the mounting ring and turn it counterclockwise to loosen it. Once loosened, you should be able to lift the disposal unit off the mounting bracket and set it aside.

Step 5: Clean the mounting area

With the old garbage disposal removed, take the time to clean the mounting area. Remove any debris or buildup, and wipe down the area using a damp cloth. This will provide a clean surface for installing your new garbage disposal.

Remember, always consult the manufacturer’s instructions for your specific model of garbage disposal to ensure you are following the correct steps for disconnecting and removing the unit.

Following these steps will allow you to safely and efficiently disconnect and remove your old garbage disposal, making way for the installation of a new one.


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Ryan Pietrzak

Ryan Pietrzak, a licensed plumber with 12+ years of experience, is the trusted expert behind Plumbing.Academy. With a wealth of practical knowledge, Ryan guides you through plumbing challenges, making informed decisions easier. His reputable advice, rooted in real-world expertise, empowers both DIY enthusiasts and seasoned plumbers.