1. Before using the toothless saw, carefully check whether the parts are loose and whether the saw blade is broken or cracked;

2. The safety shield of the toothless saw must be firm and reliable;

3. When using a toothless saw, a leakage protector must be used;

4. When the toothless saw is not in use, cut off the power supply in time;

5.The saw parts should be placed stably and clamped firmly. The saw parts should not exceed the specified range. It is strictly forbidden to step on the saw parts with your feet;

6. Before the toothless saw is started, it must not be in contact with the saw. The force must be even during sawing, and the force must not be too strong, and it must not be stopped during the sawing process;

7. The replacement and management of toothless saw blades must be done by a special person, and the shaft hole is not suitable, so installation should not be forced;

8. When replacing the slices, check whether the center hole is regular, and use visual inspection or tapping with a wooden stick to check whether there are cracks in the slices. An elastic pad should be placed between the flanges during installation. After the slices are statically balanced, they should be left idling for 10 minutes. be usable;

9. The toothless saw blade should be replaced immediately when it is severely worn and has a gap;

10. When cutting the workpiece, do not face the front of the slice, and it is forbidden to push the workpiece with a lever. It is strictly forbidden to use edge-cut slices, or over-speed use, end-face abrasives; spare slices must not be mixed with ironware, and the place where the slices are stored should be dry. Prevent the slice from getting wet;

11. Toothless saws should be inspected regularly as required, and those that cannot be used normally should be scrapped in time according to procedures;

12. If the toothless saw fails or is damaged, please ask a professional or send it to a special maintenance department for repair;

13. When using a toothless saw, you must wear goggles, no people or equipment in front of it, and it is strictly forbidden to use the toothless saw in places with flammable and explosive materials.