Open the back cover to remove the cartridge, there is an elastic tray at the bottom, press the cartridge with the fan on top, remove from the bottom of the bottom is written on the bottom of the power parameters, use a screwdriver to pry open the four foot pads, revealing the screws, unscrew the screws, open the back cover, the power supply at the bottom of the pull out, and then the spring presses the cartridge to take it out, vigorously break the left and right panels, remove the two sides of the panel, with a screwdriver to the carabiner Pick open and remove can be.
The working principle of air purifier is passive purification class, the main working principle is that, with the fan will be pumped into the machine, through the filter on the air. The difference between active purification class and passive purification is that this type of technology, is the active release of sterilization molecules into the air, through the diffusion of air, so that the sterilization molecules to reach every place in the room, for comprehensive purification.