TROUBLESHOOTING
PROBLEM
Peculiar odor
Excessive noise
White dust accumulation
CLEAN illuminates red on the
display
FCC DISCLAIMER
This product has been tested and complies with the requirements for Federal Communication Commission
Part 18 and CAN ICES-1/NMB-1. Although this product is tested and complies with the FCC, it may
interfere with other devices. If this product is found to interfere with another device, separate the other
device and this product. Conduct only the user maintenance found in this instruction manual. Other
maintenance and servicing may cause harmful interference and can void the required FCC compliance.
CAUTION: All servicing of this humidifier must be performed by authorized HoMedics service
personnel only.
POSSIBLE CAUSE
• Unit is new
• If unit is in use, the odor
may be a dirty tank or old
tank water
• Old water in the water
reservoir
• Unit is not level
• Low water level
• Hard water used
• Demineralization
cartridge needs to be
replaced
• Transducer/Ultrasonic
Membrane needs
cleaning
• Clean reminder needs to
be reset
13
SOLUTION
• Remove the tank covers and let
the tanks air out in a cool, dry
place for 12 hours
• Empty the old water,
clean the tank, and fill
with clean water
• Remove and empty the water
tanks. Pour out any remaining
water in the water reservoir
• Place unit on a flat,
even surface
• Check the water level; refill the
tank if the water is low
• Use distilled water and a
demineralization cartridge
• Replace demineralization
cartridge
• Follow Cleaning the Transducer/
Ultrasonic Membrane instruction
in the Cleaning and care Section
• Press and Hold the clean button
until the red LED turns off