BORMANN BDT1530 Bench Grinder and Sander User Manual

BDT1530 Bench Grinder and Sander
User Manual

Warning! Read this manual carefully before using the machine, for your own safety.

Safety Instructions

When using the machine, always observe the enclosed safety instructions as well as the additional safety instructions.

Additional safety instructions for bench grinders

• Always wear safety goggles while grinding.
• Keep children out of the work area.
• Never operate the grinder without the wheel guard in place.
• Always securely fix the workpiece support.
• The distance between the spark guard and the grinding wheel must not exceed 2 mm.
• The distance between the workpiece support and the grinding wheel must not exceed 2 mm.
• Never use damaged grinding wheels.
• Replace the grinding wheel when it has worn by more than approx. 40 mm.

Electrical Safety
Always check that the power supply corresponds to the Voltage on the rating plate.

Description

Your combination bench grinder has been designed for sharpening metal and wooden tools, including knives, chisels and other cutting tools.

1. On/off switch
2. Workpiece support grinding wheel
3. Grinding wheel
4. Transparent screen
5. Spark guard
6. Grinding belt
7. Workpiece support grinding belt
8. Mounting hole

Main adjustments

Mounting the machine
The machine must be screwed to a workbench.

• Mark the position of the mounting holes (8) on the workbench.

• Drill holes at each of the marked positions, adjusting the diameter and depth of the holes to the screws used.
  Place the machine on the workbench and insert the screws into the mounting holes.

• Firmly tighten the screws.

Replacing the grinding wheel

• Remove the wheel guard (9).
• Loosen the nut (10).
• Remove the outer flange (11) and the old grinding wheel (3).
• Clean the flanges (11 & 12).
• Place a new grinding wheel.
• Place the outer flange against the grinding wheel and place the nut onto the spindle.
• Securely tighten the nut.
• Replace the wheel guard.
  Warning! Always unplug the tool before replacing a grinding wheel.
  Never use a cracked grinding wheel. Immediately replace a cracked grinding wheel.
  A cracked grinding wheel may break into pieces when used and cause accidents.

Replacing the grinding belt

• Remove the belt guard (13).
• Loosen the locking knob (14).
• Using the lip (16) press the spring (17) to release the tension on the grinding belt (6).
• Tighten the locking knob.
• Remove the old grinding belt.
• Successively place the new grinding belt over the drive roll (18) and the upper roll (19).
• Loosen the locking knob and push the upper roll as much to the rear to tension the grinding belt.
• Tighten the locking knob. If necessary adjust the position of the grinding belt by turning the set screw (15) in or out.
• Replace the belt guard.
  Warning! Always unplug the tool before replacing a grinding belt.
  Never use a torn grinding belt.
  Immediately replace a torn grinding belt. A torn grinding belt may burst when used and cause accidents.

Mounting and adjusting the spark guard

• You must regularly adjust the spark guard in order to compensate the wear of the grinding wheel.
• Mount the spark guard (5) to the wheel guard (9) as shown.
• Adjust the distance between the spark guard and the grinding wheel (3) to the smallest possible value, with a maximum of 2 mm.
• Tighten the spark guard screw.
• Slide the screen (4) to the front.
• Tighten the nut (20).

Warning! The spark guard protects your eyes and hands from sparks flying from the workpiece. Therefore, always use the spark guard.

Mounting and adjusting the workpiece support for the grinding wheel

• You must regularly adjust the workpiece support in order to compensate the wear of the grinding wheel.
• Hold the workpiece support (21) against the side of the wheel guard (9) and fit it using the bolts (22).
• Tighten the fasteners hand-tight.
• Adjust the distance between the workpiece support (21) and the grinding wheel (3) to the smallest possible value, with a maximum of 2 mm.
• Tighten the fasteners.

Mounting and adjusting the workpiece support for the grinding belt

• The workpiece support can be mounted at two different positions to the respective mounting eyes (23).
• Hold the workpiece support (24) against one of the mounting eyes (23) and fit it using the bolt (25) and the screw(26).
• Tighten the fastener’s hand – tight.
• Adjust the distance between the workpiece support (24) and the grinding belt (6) to the smallest possible value, with a maximum of 2 mm.
• Tighten the fasteners.

Operating instructions

Before switching on the machine, check if all screws and nuts are tight and if the grinding belt can rotate freely.
Always grind on the front part of the grinding wheel or grinding belt.
Never overcharge the machine, causing the grinding wheel or grinding belt to come to a halt.
Use the grinding wheel for grinding metal tools. Regularly cool the tools to be cut with water.
Use the grinding belt for grinding wooden tools.
The machine is not intended for permanent use. Make sure that the machine is not overheated.
After using the machine for 30 minutes, let it cool down to ambient temperature.

Switching on and off
To switch the machine on, set the on/off switch (1) to ‘I’. To switch the machine off, set the on/off switch (1) to ‘0’.

Cleaning And Maintenance

The machine does not require any special maintenance.
Regularly remove grindings from the housing and the covers.

Technical Data

• The manufacturer reserves the right to make minor changes to product design and technical specifications without prior notice unless these changes significantly affect the performance and safety of the products. The parts described/illustrated in the pages of the manual that you hold in your hands may also concern other models of the manufacturer’s product line with similar features and may not be included in the product you just acquired.
• Please note that our equipment has not been designed for use in commercial, trade, or industrial applications. Our warranty will be voided if the machine is used in commercial,  trade, or industrial businesses or for equivalent purposes.
• To ensure the safety and reliability of the product and the warranty validity, all repair, inspection, repair, or replacement work, including maintenance and special adjustments,  must only be carried out by technicians of the authorized service department of the manufacturer.

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