Tools / Power Tools
Bosch GCG 18V-310 Cordless Caulking Gun User Manual
Quick guide for the Bosch GCG 18V-310 cordless caulking gun, covering setup, operation, battery management, and maintenance.
Table of contents
Quick guide from the manual
The Bosch GCG 18V-310 is a cordless caulking gun designed for applying sealants and adhesives from standard cartridges. Key operations include inserting the cartridge, adjusting the feed rate, and managing the battery. Always ensure the surface is clean, dry, and free of grease before application.
Device description
The tool features a cartridge holder, an aluminum press, a rack, and a feed rate thumbwheel. It is powered by a Bosch 18V battery.
Assembly
- Remove the battery before performing any work on the tool.
- Unlock the rack using the rack release and pull it backwards.
- Cut the cartridge tip and screw on a dispensing nozzle.
- Insert the cartridge into the holder.
- Carefully slide the rack forward until the aluminum press touches the cartridge.
Operation
Adjust the feed rate by pressing the on/off switch to varying extents. Use the feed rate thumbwheel to preselect the maximum speed. To switch on, push the lock down and press the on/off switch. To switch off, release the switch; the rack will automatically move to a park position to prevent further material discharge.
Safety
Always wear personal protective equipment as recommended by the consumable manufacturer, including safety goggles and gloves. Never point the tool at yourself or others. Ensure the workplace is well-ventilated when using volatile or hazardous substances.
Maintenance and cleaning
Keep the tool and ventilation slots clean. After each use, thoroughly clean the dispensing nozzles, cartridge holder, and rack with the press. The tool is maintenance-free.
Troubleshooting
If the tool switches off due to temperature-dependent overload protection, allow it to cool down before switching it back on.
Manufacturer information
Bosch
Practical help
Common problems
Tool switches off automatically
The temperature-dependent overload protection has been triggered. Allow the tool to cool down before restarting.
Battery charge indicator does not light up
The battery may be defective and needs to be replaced.
Before use
- Ensure the cartridge is the correct size.
- Check that the cartridge fits securely in the holder.
- Verify the cartridge holder is firmly attached to the tool.
- Ensure the surface to be treated is clean, dry, and grease-free.
- Check that the battery is fully charged.
Specs in practice
- Feed rate (7 mm/s)
- The maximum speed at which the rack moves, adjustable via the thumbwheel.
- Extrusion force (3.5 kN)
- The maximum force applied to the cartridge to dispense material.
Model compatibility
- Compatible with Bosch 18V GBA and ProCORE18V batteries.
- Use only with standard cartridges.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.