Dexter 110RH2-40.5 Rotary Hammer User Guide
Comprehensive user guide for the Dexter 110RH2-40.5 rotary hammer, covering assembly, operation, safety precautions, and maintenance procedures.
Table of contents
Manual images
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The Dexter 110RH2-40.5 is a powerful 1100W rotary hammer designed for drilling and chiseling tasks in various materials. It features a robust design for demanding applications and comes with essential accessories to get started immediately.
Safety Precautions
Always prioritize safety when operating power tools. Wear appropriate personal protective equipment, including safety glasses, a dust mask, and gloves. Ensure the tool is disconnected from the power supply before performing any assembly, accessory changes, or maintenance.

Assembly and Setup
The rotary hammer is supplied with a side handle and various bits. To assemble, attach the side handle to the tool body and secure it by rotating the grip. Ensure the handle is positioned correctly for your comfort and control. The tool allows for easy insertion and removal of drill bits and chisels using the chuck mechanism.







Operation
The tool features a variable speed control, allowing you to adjust the intensity of the work. Use the mode selector to switch between drilling and hammering functions depending on the material and task. A depth stop is included to ensure precise drilling depth. Always maintain a firm grip on the tool and ensure your stance is stable during operation.



Maintenance
Regular maintenance ensures the longevity and performance of your rotary hammer. Keep the ventilation slots clean to prevent overheating. After use, clean the tool and accessories, and store them in a dry, safe place. If the tool is no longer usable, please dispose of it at an authorized waste recycling center.
Manufacturer information
Dexter
Practical help
Common problems
Check if the power plug is securely connected to the power outlet.
Ensure the chuck mechanism is fully released before attempting to remove the accessory.
Before use
- Wear safety glasses and a dust mask.
- Wear protective gloves.
- Ensure the power supply matches the tool requirements.
- Check that the accessory is correctly inserted and locked in the chuck.
- Verify the side handle is securely tightened.
Images and diagrams
- The diagrams illustrate the step-by-step process for inserting and removing drill bits and chisels.
- Visual guides show how to attach and adjust the side handle for optimal control.
- Instructions are provided for using the depth stop to control drilling depth.
- The manual includes visual cues for selecting between drilling and hammering modes.
Model compatibility
- Designed for use with standard SDS-style bits and chisels.
- Ensure all accessories are compatible with the 13mm chuck capacity.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.