How to replace a high efficiency filter

I. Each exhaust fan filter box must be opened every six months to check whether the outer frame of the medium-performance and high-efficiency filters are broken and to clean and wipe the medium-performance and box body, of which the medium-performance network cleaning work standards have strict provisions.

II. The various equipment in it is replaced according to the broken condition, and the useful life cannot exceed 2 years.

III. If the installation is a high-efficiency filter, it should be opened every six months to check the case and check the primary effect mesh frame while visually inspecting the high-efficiency filter for breakage, aging, effectiveness, and other phenomena.

IV. When replacing the high-efficiency filter, pay attention to the replacement according to the saturation of high-efficiency dust tolerance, the replacement requirements must be strict to the specifications of the production workshop, and the long use life of high-efficiency filters should not exceed 5 years.

V. Whenever replacing the medium and high efficiency, cleaning the chassis, and daily inspection, a detailed work record should be filled out in time and kept on file for inspection.

VI. The storage method for the replacement of the medium- and high-efficiency air filters is also important.
They should be placed in a plastic bag and sealed, and placed in a dry special spot, not stacked or mixed with other items to prevent deformation and other problems.

VII. The parameters of the coarse filter, primary filter, medium-effect filter, and high-efficiency filter models of each unit of air intake are subject to the record table.