How to Change the Wheel On a RYOBI Bench Grinder

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Many people would want to know how to change a grinder wheel but lack knowledge on how best to do this. Therefore, in this article, you will be taken through an in-depth guide on the process you need to follow throughout this entire process.

Furthermore, having a reliable grinder wheel is, without a doubt, the best thing you can ever have. Therefore, here, you will get to learn not only about the steps to take when changing a bench grinder wheel but also the safety measures you need to implement. Consequently, your bench grinder will be sharp enough to carry out any task you expect it to do effectively.

​How to change bench grinder wheel?

First, before you change your bench grinder wheel, you need to make sure that you have your safety goggles. Moreover, you should be more careful not to go beyond the endorsed level of tightening the bolt when securing the wheel.

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However, failure to do so increases the chances of the grinding wheel coming off as you are using it, and this might cause you significant injuries. You should also make sure the speed rating, as well as the size of your replacement wheel as this, is essential if your grinder wheel will reach the required speeds hence allow optimal performance.

When replacing the wheels of your bench grinder wheel, you need a specific set of tools necessary to make this process a lot easier and faster. These tools you require include:

  • Replacement wheel
  • Lubricating wheel
  • Safety glasses
  • Adjustable wrench
  • Screwdriver
  • Safety gloves

After confirming you have all these tools that will help considerably hep to make your work easier, you can now focus on the appropriate procedure to follow when changing the bench grinder wheels. Here is a detailed guide on the steps you need to follow.

Step 1: Your safety

Before you even start on your work, it is essential first to confirm that your power or source of energy is switched off at all times. Doing this is crucial to avoid getting shocked by some of the electric wires.

Thus, even if it necessitates you to take out your power lead for your safety purposes, it is worth considering it, thereby preventing any power-related accidents. It is also vital that you ensure your bench grinder is unplugged from the primary source of power.

Step 2: Familiarize yourself with your tools

There is no need for you having tools that you have no idea how to use appropriately. Therefore, the first thing you need to do is to understand how to properly make use of your tools, as this subsequently makes your work a lot easier.

Moreover, you also need to examine your bench grinder to know exactly which part needs repair and exactly how it functions. Thankfully, you get a user manual in case you fail to understand what to do, and here you will find instructions on how best to detach and replace your wheel safely without going through much hustle.

Step 3: Eliminate any hindrance

If you want to work while experiencing minimal to no obstruction, you need to eliminate anything that will possibly cause you any inconvenience. Incorporated into the design of a bench grinder is a safety guard that you need to take off all together.

You should do this by finding screws that will assist you to connect it to the machine’s main body. Additionally, to do this, you need to make use of a screwdriver and then take off the safety guard rather than twisting it until you have taken it out. Doing this will subsequently ease your work by getting rid of every obstruction that you might encounter when changing the bench grinder.

Step 4: Detach your wheel

You need to locate the position of the drive shaft on your grinder and then use the wrench to unscrew both the washer as well as the nut that has anchored to the wheel. Subsequently, take them out, but you should be careful while doing this to avoid misplacing them.

Additionally, in case you notice that it still is stiff, apply some oil on the nut and shaft joint, after which you can proceed to detach the grinding wheel. However, you must be always wearing some protective gloves as you do this to safeguard your hands from having scratches as a result of its coarse surface.

Step 5: Fix a new grinding wheel

After taking off the grinding wheel, you should go ahead and attach the new grinding wheel in exactly an identical manner as the previous one. However, you need to take your time while doing this rather than rushing to complete this entire process. Moreover, how you decide to fix your wheel typically depends on the kind of wheel you intend to mount.

Consequently, make sure that you tighten the nut firmly into place, but you should simultaneously not put too much pressure during this process. This is essential as you do not want a situation any incident in the future while using the bench grinder.

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However, you must not use a lot of energy while doing this because the nuts automatically tighten when the wheel is in motion.

Step 6: Machine test

To test whether your machine is working properly, you need to switch it on and confirm the power grinder is plugged back to the source of power. Consequently, test your new wheel by turning on the entire machine as you observe it.

If your machine produces an irritating sound, switch it off immediately and have the issue rectified. Repeat this until you verify that your machine is working as expected.


Having gone through this article, you now understand that a bench grinder is an essential workshop tool that you must own. This is mainly due to its usefulness when carrying out various roles such as polishing and repairing small pieces of steel, the sharpening of extremely dull tools as well as fixing broken blades.

Moreover, like any other equipment, it requires repair as well as replacement, especially of the grinder wheel every once in a while. Therefore, thanks to these repairs as well as maintenance, its performance is boosted, thereby allowing you to not only complete your work faster but also have an easy time when using it. Consequently, you never need to worry about not being able to carry out whatever task you have at hand successfully effectively.

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