Dewalt DW402 Manual PDF

The Dewalt DW402 is a powerful 4-1/2 inch angle grinder designed for heavy-duty applications. It features a robust 10 amp motor that delivers 11,000 RPM for fast material removal. The grinder is equipped with a durable metal gear case for increased durability and a two-position side handle for added control and comfort during use. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Operating the Grinder 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 10 amp motor, 11,000 RPM, two-position side handle, metal gear case.

Feature	Description
Powerful Motor	10 amp motor for high performance
Speed	11,000 RPM for fast material removal
Durable Gear Case	Metal gear case for increased durability
Side Handle	Two-position side handle for added control
Safety Guard	Adjustable safety guard for user protection

Installation

Unpack and inspect contents. Ensure all components are included.

Attach the guard: Align and secure the safety guard to the grinder.
Install the grinding wheel: Use the provided wrench to secure the wheel.
Connect to power: Ensure the power source is compatible.

WARNING! Always wear appropriate safety gear when operating the grinder.

First-Time Setup

Power on the grinder; ensure all safety features are engaged.

Check the wheel: Ensure the grinding wheel is properly installed.
Test the power: Plug in and test the power switch.
Adjust the guard: Set the safety guard to the desired position.

CAUTION! Ensure stable footing and a clear workspace.

Specifications

Motor Power: 10 amps.
Speed: 11,000 RPM.
Wheel Size: 4-1/2 inches.
Weight: 4.5 lbs.
Dimensions: 12 x 5 x 5 inches.
Power Source: Corded electric.
Safety Features: Adjustable guard, two-position side handle.

Controls and Settings

Access the power switch and speed settings easily. The front panel features a safety lock to prevent accidental start.

Handle: The two-position side handle allows for left or right-handed use.

Connecting Devices

Ensure the grinder is unplugged before connecting any accessories.

Attach the grinding wheel: Securely fasten the wheel using the wrench.
Connect to power: Plug into a compatible outlet.

Tip: Always check connections before use.

Operating the Grinder

Follow these steps to operate the grinder safely.

Power on: Flip the power switch to the ON position.
Grind: Use a steady motion to grind material.
Power off: Switch off the grinder when finished.

WARNING! Do not operate without proper safety gear.

Accessibility Features

The Dewalt DW402 is designed with user safety in mind, featuring an adjustable guard and a two-position side handle for ease of use.

Care & Cleaning

Unplug the grinder before cleaning. Use a dry cloth to wipe the exterior; avoid using liquids.

CAUTION! Do not immerse in water; keep away from moisture.

Regulatory Information

This product complies with all relevant safety standards and regulations. For support, visit www.dewalt.com or contact customer service.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Grinder won't start	Power source issue	Check power connection and switch.
Excessive vibration	Improper wheel installation	Reinstall the grinding wheel securely.
Overheating	Continuous use	Allow the grinder to cool down before resuming.
Noisy operation	Worn bearings	Contact service for inspection.

Reset: If applicable, refer to the manual for reset instructions.

Service: For assistance, contact Dewalt customer service.