Metabo KHE 2850 Operating Instructions

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Metabo KHE 2850 Hammer Specification

The Metabo KHE 2850 Hammer is a robust, high-performance rotary hammer designed for demanding construction and demolition tasks. Powered by an 880-watt motor, it offers a maximum impact energy of 3.2 joules, delivering efficient drilling and chiseling capabilities. The tool operates on a pneumatic hammer mechanism that provides optimal performance in concrete and masonry work. Its variable speed control enables precise adjustments, with no-load speeds ranging from 0 to 1,100 RPM and a maximum impact rate of 4,400 BPM. The KHE 2850 is equipped with an SDS-plus chuck, facilitating quick and tool-free bit changes.

This hammer drill is engineered with Metabo’s Vario (V)-Electronics, which allows users to customize the speed according to the material requirements, enhancing versatility and user control. The device incorporates a safety clutch, which prevents kickback if the bit jams, ensuring operator safety during intense operations. The ergonomic design, featuring a soft-grip handle and a balanced weight distribution of 3.4 kilograms, minimizes user fatigue and maximizes comfort during prolonged use.

The Metabo KHE 2850 also includes a rotation stop for chiseling mode, allowing users to switch between hammer drilling and chiseling functions easily. The tool's robust construction ensures durability and longevity, making it suitable for both professional contractors and serious DIY enthusiasts. With a drilling capacity of up to 28 mm in concrete, 32 mm in wood, and 13 mm in steel, this tool offers superior flexibility across various tasks. Overall, the Metabo KHE 2850 Hammer is a powerful and reliable tool that combines advanced features with user-friendly design, making it an excellent choice for challenging applications.

Metabo KHE 2850 Hammer F.A.Q.

How do I change the drill bit on the Metabo KHE 2850 Hammer?

To change the drill bit, first ensure the tool is unplugged. Rotate the chuck sleeve to open the jaws, insert the new drill bit, and tighten the sleeve securely.

What should I do if the Metabo KHE 2850 Hammer stops working suddenly?

Check the power supply and ensure the tool is properly plugged in. Inspect the cable for damages. If the tool still doesn't work, consult the user manual or contact Metabo support.

How can I maintain the Metabo KHE 2850 to ensure its longevity?

Regularly clean the tool to remove dust and debris. Check for loose screws and tighten them. Lubricate moving parts as recommended in the user manual. Store in a dry place.

What is the correct procedure for using the chisel function on the KHE 2850?

Switch the tool to chisel mode by turning the function dial. Insert the appropriate chisel bit and ensure it is securely fastened. Start chiseling by applying steady pressure.

Why does the Metabo KHE 2850 overheat during use?

Overheating can occur from extended use without breaks. Allow the tool to cool down periodically. Ensure vents are not blocked and operate the tool within recommended limits.

How do I replace the carbon brushes on the Metabo KHE 2850?

Unplug the tool and remove the brush covers using a screwdriver. Take out the old brushes and insert new ones. Replace the covers and ensure they are securely fastened.

What are the safety precautions when using the Metabo KHE 2850 Hammer?

Always wear protective eyewear and gloves. Ensure the work area is clear and well-lit. Avoid wearing loose clothing and secure long hair. Disconnect power when not in use.

Can I use the Metabo KHE 2850 for drilling into metal surfaces?

Yes, the KHE 2850 can drill into metal surfaces. Use the appropriate metal drill bit and ensure the tool is set to drill mode. Apply cutting oil to reduce heat and friction.

What should I do if the hammering action is weak or inconsistent?

Check the tool settings to ensure it is in hammer mode. Inspect the bit for wear and replace if necessary. If the problem persists, the tool may require servicing.

How can I reduce vibration when using the Metabo KHE 2850?

Ensure you are using the correct bit for the material. Hold the tool with both hands and maintain a firm grip. Utilize the built-in anti-vibration features by ensuring the tool is in good condition.