1. Clean the debris in the bucket and various vacuum accessories in a timely manner. Clean the dust grid dust bag after each work, check whether there are holes or air leaks, and thoroughly clean the dust grid and dust bag with detergent and warm water, and blow dry. It is strictly forbidden to use dust grid dust bags that are not dry.

2. Check whether the power cord and plug are damaged. After use, wind the power coil into a bundle and hang it on the vacuum cleaner hook on the top cover of the machine.

3. After the water absorption work is completed, check whether there is any blockage or debris in the air inlet, otherwise it needs to be cleaned. Check whether the floating wave is damaged.

4. When using the machine, you need to handle it with care and do not hit it with external force.

5. When the machine is out of use, it should be placed in a ventilated and dry place.

6. When cleaning the machine, please wipe it with a damp cloth containing water or neutral detergent. It is strictly forbidden to immerse the main head in water for cleaning. Do not use corrosive detergents such as gasoline and banana water, otherwise it will cause the shell to crack.

7. Do not keep the machine in continuous working state for a long time. Please control the continuous working time within 2 hours, otherwise it will affect the life of the machine.

8. When the vacuum cleaner is used for a long time, the suction power will decrease due to clogging of the filter mesh. In order to prevent the suction power from decreasing, the filter screen and cloth bag should be cleaned regularly with water. After washing, they should be dried in a cool place before use to restore the suction power.

9. If the main unit is hot, emits a burnt smell, or makes abnormal vibrations and noises, send it for repair in time and do not use it reluctantly.

10. Do not bend the hose frequently, and do not stretch or bend it excessively. Industrial vacuum cleaners