[. . . ] Your HEPAtechTM Air Purification System outperforms other air purification systems by removing dust, smoke, and pollen particles as small as . 1 microns in size. Room air is pulled in through the front grill and cleaned across the foam pre-filter and the HEPAtechTM system filter. [. . . ] Select a speed by sliding the speed selector to the appropriate location. The red power light will be illuminated when you have selected a speed. Models 30025, 30040 and 37025 Only: 8. Turn the ionizer `on', by sliding the ionizer switch to the `on' position. NOTE: The ionizer can release negative ions when the fan is not blowing. If it is used consistenly without the fan, the dust particles that are attracted to the negative ions may deposit on your walls and floors. To minimize these deposits, we recommend that you use the ionizer only when the fan is blowing (when the unit is on LO, MED, or HI speed). Cleaning And Filter Replacement 1. Every few weeks, you should open the front grill and view the condition of the HEPAtechTM System Filter. Compare the filter to the color coded chart that is on the inside of the housing. If the filter matches the dark color on the chart, you should remove the filter and replace it with a new filter. BE SURE TO REMOVE THE PLASTIC WRAPPING BEFORE PLACING THE NEW FILTER INTO THE AIR PURIFIER. When you remove the front grill to clean it, you should also remove the pre-filter from the front grill and gently wash it in soapy water. Washing the pre-filter can help extend the life of your HEPAtechTM Filter. Be sure the front grill and pre-filter are completely dry before you reassemble them with the unit. No other filter or material should be used unless approved by Hunter Fan Company. 41282-01 9-1-2001 4 ©2001 Hunter Fan Company Replacement Parts To obtain a replacement part for your air purifier, contact customer service at (US) 1-888830-1326, (Canada) 1-888-855-8300, or e-mail us at TechSupport@hunterfanhq. com. [. . . ] For the name of our nearest authorized Hunter Fan Company Service Centre, write to the Hunter Fan Company at the preceding address. You will be responsible for insurance and freight or other transportation to our factory service center. [. . . ]