1,Periodically check the filter inlet surface for debris clogging, the filter surface without damage; In effect filter bag in effect filter bag packaging 2. If an item is clogged surface should be clear; 3,The filter surface badly damaged, it must be replaced with a new filter or replacement of the filter to reinstall; 4, When the filter is installed, and the frame to ensure that the sealing bead at a good air flow to prevent leakage; 5, Not with the weight to hit the surface of the filter, the filter can not be forced to pull the filter surface; 6, When installed, should make the bag mouth longitudinal direction perpendicular to the ground, to ensure that the filtering effect of the air and increase the service life.
