Manuals / DeWalt / Power Tools / Grinder

DeWalt DW820 manual Operation

Models: DW820

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EN G L I S H

1.Place the tool on a table, guard up.

2.Fit the backing flange (g) correctly onto the spindle (h) (fig. 4).

3.Place the disc (i) on the flange (g). When fitting a disc with a raised centre, make sure that the raised centre (j) is facing the flange (g).

4.Screw the outer flange (k) onto the spindle (h) (fig. 5). The ring on the flange (k) must face towards the disc when fitting a grinding disc.

5.Press the spindle lock button (b) and rotate the spindle (h) until it locks in position.

6.Tighten the flange (k) with the two pin spanner supplied.

7.Release the spindle lock.

8.To remove the disc, loosen the flange (k) with the two pin spanner.

Prior to Operation

•Install the guard and appropriate disc or wheel. Do not use excessively worn discs or wheels.

•Be sure the inner and outer flange are mounted correctly.

•Make sure the disc or wheel rotates in the direction of the arrows on the accessory and the tool.

Proper Hand Position (fig. 1, 6)

WARNING: To reduce the risk of serious personal injury, ALWAYS use proper hand position as shown.

WARNING: To reduce the risk of serious personal injury, ALWAYS hold securely in anticipation of a sudden reaction.

Proper hand position requires one hand on the side handle (d), with the other hand on the body of the tool, as shown in Figure 6.

Switching On and Off (fig. 1)

WARNING: Do not switch the tool on or off when under load.

WARNING: Before using the tool, check that the handle is tightened securely.

To start the tool, slide the on/off slider switch (a) toward the front of the tool. To stop the tool, release the on/off slider switch.

For continuous operation, slide the switch toward the front of the tool and press the forward part of the switch inward.

To stop the tool while operating in continuous mode, press the rear part of the slider switch and release.

OPERATION

Instructions for Use

WARNING: Always observe the safety instructions and applicable regulations.

WARNING: To reduce the risk of serious personal injury, turn tool off and disconnect tool from power source before making any adjustments or removing/installing attachments or accessories. Before reconnecting the tool, depress and release the trigger switch to ensure that the tool is off.

WARNING:

•Ensure all materials to be ground or cut are secured in place.

•Apply only a gentle pressure to the tool. Do not exert side pressure on the disc.

•Avoid overloading. Should the tool become hot, let it run a few minutes under no load condition.

Spindle Lock (fig. 1)

The spindle lock (b) is provided to prevent the spindle from rotating when installing or removing wheels. Operate the spindle lock only when the tool is turned off, unplugged from the power supply, and has come to a complete stop.

NOTICE: To reduce the risk of damage to the tool, do not engage the spindle lock while the tool is operating. Damage to the tool will result and attached accessory may spin off possibly resulting in injury.

To engage the lock, depress the spindle lock button and rotate the spindle until you are unable to rotate the spindle further.

Metal Applications

When using the tool in metal applications, make sure that a residual current device (RCD) has been inserted to avoid residual risks caused by metal swarf.

If the power supply is shut off by the RCD, take the tool to an authorised DEWALT repair agent.

WARNING: In extreme working conditions, conductive dust can

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DeWalt DW820 manual Operation
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DW820 specifications

The DeWalt DW820 is a high-performance electric screwdriver designed for both professional tradespeople and DIY enthusiasts. Known for its robust construction and user-friendly features, this tool has become a staple in workshops and job sites around the world.

One of the standout characteristics of the DW820 is its powerful motor, capable of delivering consistent torque and speed. The high-performance motor enables the tool to handle a wide range of fastening tasks, from driving screws into wood to tackling tougher materials like metal and masonry. With a speed range up to 2,500 RPM, the DW820 ensures efficiency and precision in every application.

The DW820 also features an adjustable torque control mechanism, allowing users to set the torque according to the requirements of their specific task. This makes it particularly useful for delicate applications where over-tightening could lead to material damage. The ability to adjust torque not only enhances performance but also increases the longevity of both the tool and the fasteners being used.

Another highlight of the DeWalt DW820 is its ergonomic design. The tool is constructed with a rubber grip handle, providing comfort during prolonged use and reducing fatigue. The compact and lightweight design further enhances maneuverability, making it easier to operate in tight spaces or overhead situations.

Additionally, the DW820 incorporates a keyless chuck, allowing for quick and easy bit changes. This feature saves time and increases efficiency, especially in fast-paced work environments. The integrated LED light is another valuable addition, illuminating the work area for improved visibility, particularly in low-light conditions.

The construction quality of the DW820 is impressive, featuring durable materials that withstand the rigors of daily use. The tool's housing is designed to resist wear and tear, ensuring it remains reliable even in the harshest conditions.

In summary, the DeWalt DW820 electric screwdriver combines power, precision, and user-friendly features. With its high-performance motor, adjustable torque control, ergonomic design, and practical features such as a keyless chuck and LED light, it meets the demands of both professional and hobbyist users alike. Whether you’re assembling furniture, installing fixtures, or working on construction projects, the DW820 stands out as a versatile and dependable tool in any toolkit.