[. . . ] Do not insert fingers or foreign objects into the intake or air outlet. When removing the power plug, always hold the plug and never pull the cord. Electrical shock and/or fire from short circuit may occur as a result. When pouring the water into the Tank, when cleaning the unit and when not using the unit, be sure to unplug the power cord. [. . . ] This product can be used as an air purifier without putting water in the tank. (Generally speaking, tap water is sterilized with chlorine to suppress propagation of bacteria. When carrying the tank, hold it with both hands so that the tank opening is facing up. Make sure the tank is firmly attached by pushing it in until you hear a click. Do not use hot water (of 40°C or higher), chemical agents, aromatic substances, dirty water, etc. Do not use mineral water, ionized alkaline water, well water, purified water, etc. If the tank cap is difficult to tighten, loosen the cap one full turn to properly set the cap to the tank. When the tank is dry and the water in the tray begins to dry up, the Water Supply Indicator Light will begin to flash. When not operating in Humidify Mode, press the Humidify Mode Selection Button to turn the mode OFF; the Water Supply Indicator Light will turn off. Unless unplug the power cord, the operation starts in the previous mode the unit was operated in. When stop operation during ION SHOWER Operation, the unit will back to the prior operation of ION SHOWER Operation. When using a kitchen detergent, dilute the detergent with water and rinse it thoroughly. SENSORS (*DUST SENSOR, ODOUR SENSOR, TEMPERATURE/HUMIDITY SENSOR) Care Cycle 2 months * Only KC-6500E is equipped with the Dust sensor. Remove dust from the surface of the hole of the sensors using a vacuum cleaner. If it is very dirty, wash it with water and then allow it to dry thoroughly. Opening of Temperature/Humidity Sensor Opening of Odour Sensor Sensor Filter It does not have a front and a back. Care Cycle 2 months Clean the top surface of the Washable Active Carbon Filter lightly with a vacuum cleaner. Care Cycle 2 months If the filter surface is very dirty, scrub with an old toothbrush. If dried indoors, the water dripping off the filter may soil your floor. Make sure that the activated carbon has not shifted to one side inside the filter. If used while the filter is still moist, then the air that is exhausted from the main unit will have an odour. If rinsing in a container, be sure to rinse 3 to 4 times so that the odour is rinsed thoroughly from the filter. [. . . ] Plasmacluster Air Purifiers emit small traces of ozone which may produce an odour. Remove the power plug, wait for a while, then reinsert the plug and try operating the device again. Remove the power plug, wait for a while, then reinsert the plug and try operating the device again. The applicable floor surface area is appropriate for operating the unit of maximum fan speed. [. . . ]