Bosch Professional GWS 18V-15 PSC Angle Grinder User Manual

1. Safety Instructions

Always read and understand all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.

1.1 General Power Tool Safety

• Work Area Safety: Keep work area clean and well lit. Cluttered or dark areas invite accidents. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
• Electrical Safety: Power tool plugs must match the outlet. Never modify the plug in any way. Do not use any adapter plugs with earthed (grounded) power tools.
• Personal Safety: Stay alert, watch what you are doing, and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol, or medication. Always wear eye protection. Use personal protective equipment such as dust masks, non-skid safety shoes, hard hats, or hearing protection when appropriate.

1.2 Angle Grinder Specific Safety

• Guarding: Always use the correct guard for the specific application. Ensure the guard is securely attached and positioned for maximum safety.
• Kickback Control: This tool features KickBack Control. If the tool jams, it will shut off automatically to reduce the risk of kickback.
• Braking System: The intelligent braking system quickly stops the disc after switching off, enhancing user safety.
• Auxiliary Handle: Always operate the tool with the auxiliary handle securely attached.

2. Product Overview

The Bosch Professional GWS 18V-15 PSC is a powerful 125mm cordless angle grinder featuring BITURBO Brushless Technology. It is designed for efficient grinding and cutting tasks, offering high performance and advanced safety features.

2.1 Components

• Protective Guard: For user protection during operation.
• Auxiliary Handle: Provides additional grip and control.
• Spindle Lock: For easy disc changes.
• On/Off Switch: To power the tool.
• Battery Interface: For connecting the 18V battery (battery not included).
• Grinding/Cutting Disc: (Not included) Attaches to the spindle for material removal.

3. Setup

3.1 Attaching the Protective Guard

1. Ensure the tool is switched off and the battery is removed.
2. Place the protective guard onto the collar of the gear head.
3. Adjust the guard to the desired position to protect your hands and body from sparks and debris.
4. Tighten the guard securely using the provided mechanism.

3.2 Mounting the Auxiliary Handle

1. The auxiliary handle can be screwed into either the left or right side of the gear head.
2. Choose the position that provides the best control and comfort for your application.
3. Tighten the handle firmly.

3.3 Inserting/Removing the Grinding Disc

1. Ensure the tool is switched off and the battery is removed.
2. Press and hold the spindle lock button.
3. Unscrew the clamping nut using the provided spanner.
4. Place the grinding disc onto the flange, ensuring it is centered.
5. Screw on the clamping nut and tighten it firmly with the spanner while holding the spindle lock.
6. To remove, reverse these steps.

3.4 Inserting/Removing the Battery

1. Inserting: Push the charged 18V battery into the battery interface until it clicks into place.
2. Removing: Press the battery release button and pull the battery out of the tool.

4. Operation

4.1 Switching On/Off

• Switching On: Slide the on/off switch forward until it locks into the ON position.
• Switching Off: Release the on/off switch. The intelligent braking system will quickly stop the disc.

4.2 Working with the Angle Grinder

• Grinding: Apply moderate pressure and move the grinder evenly over the workpiece. Avoid excessive pressure, which can reduce disc life and tool performance.
• Cutting: For cutting, guide the grinder with a constant feed rate. Do not tilt the cutting disc.
• Material Compatibility: Ensure the grinding or cutting disc is suitable for the material you are working on.

4.3 Advanced Features

• KickBack Control: This feature automatically shuts down the tool if the disc jams, preventing dangerous kickback.
• Intelligent Braking System: Ensures rapid disc stop for increased safety and efficiency.
• Connectivity: The tool features a user interface with active feedback and optional individual speed setting via a compatible app. Refer to the Bosch Professional app documentation for details on connecting and customizing settings.

5. Maintenance

Regular maintenance ensures the longevity and optimal performance of your Bosch Professional angle grinder.

5.1 Cleaning

• Always remove the battery before cleaning.
• Keep the ventilation slots clean to prevent motor overheating. Use a soft brush or compressed air to remove dust and debris.
• Clean the tool housing with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.

5.2 Disc Replacement

Replace grinding or cutting discs when they are worn down, damaged, or no longer performing effectively. Follow the instructions in Section 3.3 for safe disc replacement.

5.3 Storage

Store the angle grinder in a dry, secure place, out of reach of children. Remove the battery before storing for extended periods.

6. Troubleshooting

This section addresses common issues you might encounter with your angle grinder.

If you encounter issues not listed here or if solutions do not resolve the problem, please contact Bosch Professional customer support.

7. Specifications

8. Warranty and Support

Bosch Professional products are manufactured to the highest quality standards and undergo rigorous quality control. This product is covered by a manufacturer's warranty.

For detailed warranty information, service, or technical support, please visit the official Bosch Professional website or contact your local Bosch Professional service center. Keep your proof of purchase for warranty claims.

Online Support: www.bosch-professional.com