Milwaukee 4272-21 Operator's Manual

Pages 13

Year 2019

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Milwaukee 4272-21 Drill Specification

The Milwaukee 4272-21 Drill is a robust, heavy-duty electromagnetic drill press designed for precision and efficiency in industrial applications. Powered by a formidable 11.5-amp motor, this drill is capable of delivering a variable speed range from 350 to 750 RPM, ensuring adaptability for various drilling tasks. It features a 3/4-inch chuck size, accommodating a wide range of drill bit sizes for versatility in operations. The drill is equipped with a two-speed gear box, allowing users to switch between high and low-speed settings to optimize performance for different materials and drilling requirements.

A key feature of the Milwaukee 4272-21 is its electromagnetic base with a holding force of up to 2,300 pounds, ensuring stability and precision during drilling operations on ferrous materials. This base enhances safety and accuracy, particularly in vertical or overhead applications. The drill also includes an integrated safety shut-off sensor that automatically cuts power when it detects irregular movements or drilling conditions, further safeguarding the user and the equipment.

Designed with user comfort in mind, the drill includes an ergonomic handle that reduces operator fatigue during prolonged usage. The control panel is positioned for easy access, allowing for seamless operation and adjustments on the fly. Additionally, the drill features a built-in coolant tank, which aids in reducing heat buildup and prolonging the life of the drill bits during intensive tasks.

Overall, the Milwaukee 4272-21 Drill is engineered to deliver high performance and reliability, making it an ideal choice for professionals in construction, metalworking, and industrial maintenance who demand durability and precision from their tools.

Milwaukee 4272-21 Drill F.A.Q.

How do I change the drill bit on the Milwaukee 4272-21 Drill?

To change the drill bit, first ensure the drill is powered off and unplugged. Then, open the chuck by turning it counterclockwise until the jaws are wide enough to remove the current bit. Insert the new bit and tighten the chuck by turning it clockwise until the bit is secure.

What should I do if the drill does not start?

Check the power supply to ensure the drill is plugged in and the outlet is functioning. Examine the power cord for any visible damage. If the drill still doesn't start, inspect the fuse or circuit breaker in your electrical panel. If these steps do not resolve the issue, consult a professional technician.

How can I maintain the Milwaukee 4272-21 Drill for optimal performance?

Regularly clean the drill to remove dust and debris. Inspect the power cord and plug for any damage. Lubricate moving parts as recommended in the user manual. Store the drill in a dry place and avoid exposing it to extreme temperatures.

Why is my drill overheating during use?

Overheating can be caused by prolonged use or overloading. Allow the drill to rest periodically during extended use. Ensure you are using the correct drill bit for the material. If overheating persists, the motor may be at fault and require professional inspection.

What are the safety precautions I should follow while using the drill?

Always wear appropriate personal protective equipment such as safety goggles and gloves. Ensure the work area is clean and well-lit. Secure the workpiece properly before drilling, and avoid wearing loose clothing or jewelry that could get caught in moving parts.

How do I adjust the speed settings on the Milwaukee 4272-21 Drill?

The Milwaukee 4272-21 Drill features a variable speed trigger. To adjust the speed, gradually squeeze the trigger to increase the speed or release it to decrease. Some models may have additional settings to adjust speed, refer to the manual for detailed instructions.

Can the Milwaukee 4272-21 Drill be used for mixing paint or other liquids?

Yes, the drill can be used for mixing paint or other liquids if equipped with a suitable mixing attachment. Ensure the drill is set to a low speed to avoid splashing, and clean the attachment thoroughly after use.

What type of maintenance is required for the drill's battery?

If your drill is battery-powered, ensure the battery is fully charged before use. Avoid letting the battery completely discharge. Store it in a cool, dry place, and clean the battery contacts regularly to ensure a good connection.

How can I reduce the noise produced by the drill during operation?

Ensure all parts are properly lubricated and tightened. Use sharp drill bits and avoid exerting excessive force. If noise persists, it may be a sign of a mechanical issue requiring professional attention.

Is it possible to use the Milwaukee 4272-21 Drill for masonry work?

Yes, the drill can be used for masonry work if equipped with a masonry drill bit. Ensure the drill is set to the appropriate speed and apply steady pressure. Make sure to use protective equipment such as dust masks and safety glasses.