Bosch GWX 18V-15 Angle Grinder User Manual
Quick guide for the Bosch GWX 18V-15 series angle grinder, covering safety, assembly, operation, and maintenance.
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This manual covers the Bosch GWX 18V-15 C, 18V-15 SC, 18V-15 P, and 18V-15 PSC angle grinders. It provides essential safety, assembly, and operating instructions. Always wear safety goggles and use the appropriate protective guard for your specific application.
Device description
The device is a cordless angle grinder designed for cutting, brushing, and roughing metal, stone, plastic, and composite materials, as well as drilling in stone with diamond core cutters without water. Models with the 'SC' and 'PSC' suffix feature a user interface for speed preselection and status monitoring.
Assembly and installation





- Protective guard: Align the coding cams with the holder on the tool, press and hold the unlocking lever, and rotate until it clicks into place.
- Auxiliary handle: Screw the standard or vibration-damping handle onto the gear head on the left or right side.
- Abrasive tools: Use only original X-LOCK tools. Ensure the X-LOCK catches are open before mounting. Place the tool centrally and parallel to the bearing surface, then press it into the holder until it clicks.
Operation
To start the tool, push the on/off switch forward (or push the unlocking lever forward and then the switch up for P/PSC models). To stop, release the switch. The tool features a kickback stop, restart protection, and an impact shutdown system for safety.
Maintenance and cleaning
Remove the battery before any maintenance or transport. Keep the tool and ventilation slots clean for safe operation. Store accessories in a dry, frost-free environment.
Manufacturer information
Bosch
Practical help
Common problems
Check battery charge level and ensure the battery is properly inserted.
Set the on/off switch to the 'off' position and switch the tool on again.
Run the tool at no-load to cool it down.
Before use
- Check that the abrasive tool is correctly mounted and rotates freely.
- Perform a test run of at least 1 minute without load.
- Ensure the protective guard is correctly positioned.
- Check battery charge level.
- Ensure the auxiliary handle is securely attached.
Specs in practice
- Rated voltage
- 18V DC
- Max. disc diameter
- 125 mm
Images and diagrams
- Figure A: Mounting the metal cover for cutting onto the protective guard.
- Figure B: Removing the metal cover for cutting.
- Figure C: Mounting the plastic cover for cutting.
- Figure D: Removing the plastic cover for cutting.
- Figure E: User interface details (speed preselection, status indicators).
Model compatibility
- Compatible with GBA 18V and ProCORE18V batteries.
- Use only original X-LOCK accessories.
- Bluetooth Low Energy Module GCY 42 can be used for data transfer.
Manual page author
Emily Carter
User documentation editor
Prepares concise manual descriptions and highlights the most useful setup, operation, and maintenance information for readers.