1. Regularly check if there are any debris blocking the surface of the bag filter and if the surface of the filter material is damaged;
2. If the object blocks the surface, it should be removed;
3. If the surface of the filter material is severely damaged, it must be replaced with a new filter material or replaced with a new filter for reinstallation;
4. When installing the filter, ensure that the pressure edge of the frame is well sealed to prevent air leakage;
5. Do not hit the surface of the filter with heavy objects, and do not pull the filter surface forcefully;
6. When installing a medium efficiency filter, the length direction of the filter bag mouth should be perpendicular to the ground to ensure the air supply filtration effect and extend the service life.