SECTION 6: MAINTENANCE

Wheel Removal

After prolonged use, you may find it necessary to replace the grinding wheel. New wheels for the Model G8220 are available through the Grizzly catalog. Check the latest catalog for ordering and price information.

Changing the wet wheel:

1.Remove the Tool Rest assembly.

2.Remove the Water Reservoir.

3.Remove the wheel mounting nut. See Figure 9. A special wrench is supplied to remove the wet wheel. Hold the wheel from turning by holding the dry wheel with your other hand. Note the threading direction area molded into the top of the nut.

4.Lift the wheel off of the spindle.

5.When installing the new wheel, make sure the flat on the wheel plate is engaged on the spindle. Reinstall the mounting nut.

Figure 9. Removing wet wheel.

Changing the dry wheel:

1.Remove the three screws holding the wheel cover in place.

2.Use a socket or open end wrench to remove the nut on the wheel spindle.

3.Remove the wheel flange and the wheel from the spindle. There is another wheel flange on the back side of the wheel.

4.When installing the new wheel make sure the wheel flanges are in place on both sides of the wheel, with the convex portion of the flange facing out. Reinstall the hex nut and tighten.

Figure 10. Removing dry wheel.

Never allow visitors into your shop while assembling, operating, or maintaining tools and machinery. Keep your shop child-safe by locking up securely when not in use, and by providing proper supervision when chil- dren are present.

G8220 Wet/Dry Bench Grinder

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Grizzly G8220 instruction manual Maintenance, Wheel Removal
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G8220 specifications

The Grizzly G8220 is a versatile tool that stands out in the woodworking and metalworking landscape, offering a blend of power, precision, and user-friendly features. This machine is primarily designed as a combination belt and disk sander, making it an asset for both hobbyists and professional artisans alike.

One of the key features of the Grizzly G8220 is its robust 1 HP motor, which provides ample power to handle a variety of sanding tasks. With a belt speed of 1,725 RPM and a disc speed of 3,600 RPM, this tool allows users to achieve smooth finishes on a range of materials, from hardwoods to softer metals. This ability to adjust sanding speeds not only enhances versatility but also ensures efficiency in the sanding process.

The Grizzly G8220 boasts a sizable sanding surface, including a 4-inch by 36-inch sanding belt and a 8-inch disc. This generous area facilitates larger workpieces and reduces the number of passes needed to achieve desired results. Additionally, the tilting table of the disc sander can be adjusted from 0 to 45 degrees, enabling bevel sanding for more complex projects.

Incorporating user safety as a priority, the G8220 includes features such as an integrated dust port that connects easily to dust collection systems. This helps keep the work area clean by minimizing debris and maintaining air quality. The machine's heavy-duty cast iron construction not only provides stability during operation but also contributes to reduced vibrations, resulting in a smoother sanding experience.

The machine is designed for ease of use and maintenance. The belt can be adjusted without tools, allowing for quick changes and maintenance. The onboard storage for tools enhances convenience, ensuring that everything needed is within reach.

Technologically advanced, the Grizzly G8220 supports a variety of sanding applications, including contour sanding and straight-edge sanding. It offers an excellent balance of power and precision that is ideal for both detailed intricate work and brute sanding tasks.

In summary, the Grizzly G8220 is an exceptional combination sander that delivers excellent performance and flexibility. Its powerful motor, generous sanding surfaces, and user-friendly features make it a reliable choice for woodworking professionals and enthusiasts, allowing them to tackle a wide range of projects with ease and effectiveness. Whether working on intricate designs or large-scale products, the Grizzly G8220 stands out as a must-have tool in any workshop.
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