1. The opening direction of the diamond grinding wheel machine should be directed towards the wall as far as possible, not directly towards the pedestrian passage or the personnel with equipment and operation nearby.

2. If the grinding wheel has been installed near the equipment or at the side of the passage, a 1.8M high metal mesh should be installed at the 1-1.5M distance from the opening of the grinding wheel for shielding and isolation.

3. The grinding wheel should not be installed in the place where corrosive gases or flammable and explosive gases are present.

4. The installation site of grinding wheel should keep the ground dry.

5. Sufficient brightness should be guaranteed at the site of grinding wheel operation.