The Maintenance Schedule is dependent on the amount of air passing through the filter as well as the amount of dust (pollen, smoke, etc.) in the air. This schedule shows estimated time periods and may be increased or decreased based on actual conditions. 32-5032-03 Congratulations - Your Electronic Air Cleaner is a modern, economical indoor pollution fighter. You should notice a marked improvement in your indoor atmosphere as your Electronic Air Cleaner begins removing those tiny airborne pollut