1. Cleaning of industrial vacuum cleaner filters. Whether it is a paper filter or a pleated filter, the cleaning method is relatively simple. We only need to turn off the industrial vacuum cleaner, then open the outer cover, take out the filter, clean it, and then install it. 2. Replacement of the paper filter of the industrial vacuum cleaner ①. Open the box lock and lift the motor casing ②. Pull off the paper filter bag from the root of the suction pipe ③. Install the new paper filter bag at the root of the equipment and fix it with cardboard ④. Put it in the motor casing and lock the dust box 3. Replacement of the pleated filter of the industrial vacuum cleaner ① Open the cover lock of the industrial vacuum cleaner and lift off the upper cover ② Remove it For the internal filter, remove dust by tapping ③. If necessary, rinse it under running water (dry before use) ④. If the dust has accumulated a lot and is difficult to clean, please replace it ⑤. If the filter is damaged, please use a new filter according to the model of the industrial vacuum cleaner ⑥ Reinstall the cover and tighten the cover lock of the industrial vacuum cleaner