HoMedics UHE-CM180 User Manual - Page 13

TROUBLESHOOTING PROBLEM Peculiar odor Excessive noise White dust accumulation POSSIBLE CAUSE SOLUTION • Unit is new • If unit is in use, the odor may be a dirty tank or old tank water • Old water in water reservoir • Remove the tank cap and let the tank air out in a cool, dry place for 12 hours • Empty the old water, clean the tank, and fill with clean water • Empty any remaining old water and clean the water reservoir • Unit is not level • Low water level • Place unit on a flat, even surface • Check the water level; refill the tank if the water is low • Hard water • Use distilled water Red light illuminates above the clean button • Transducer/Ultrasonic Membrane needs cleaning • Clean reminder needs to be reset • Follow Cleaning the Transducer/ Ultrasonic Membrane instructions in the Cleaning and Care section • Press and hold the clean button until the red LED turns off 13