Page 1: Important Safety Instructions 9. Do not use air purifier where combustible gases, vapors or an oxygen rich environment INSTRUCTIONS are present. 10. Do not expose the air purifier to rain, or use READ AND SAVE THESE SAFETY near water, in a bathroom, laundry area or other damp location. HFD-130 OM Eng.qxd 7/18/05 4:44 PM Page 2... IFD Air Purifier, the filter bar indicator will fill-up from “IFD” to “Dirty”. The bar will continue to fill as you use the unit. Once the bar is completely full, it is time to clean the filters and reset the filter monitor. CLEANING AND MAINTENANCE • Use a clean, dry cloth to wipe the external surfaces of the air purifier. FREQUENTLY ASKED QUESTIONS How often is cleaning required? About every four weeks depending on the air quality of the room. You should clean your IFD filter regularly by gently running a vacuum attachment over it. We recommend washing the IFD filter when needed but not more than once a month. 4:44 PM Page 7 5 YEAR LIMITED WARRANTY You should first read all instructions before C.