12
PROBLEM
POSSIBLE CAUSE
SOLUTION
No power/no mist from spout
• Unit is not plugged in
• Unit not turned on
• No power at unit
• Low water level
• Transducer/ultrasonic
membrane needs cleaning
• Plug unit in
• Press the power button to turn
the unit on
• Check circuits and fuses or try a
different outlet
• Refill the tank with water
• Follow Cleaning the Transducer/
Ultrasonic Membrane
instructions in the Cleaning and
Care section
Peculiar odor
• 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
Excessive noise
• 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
White dust accumulation
• 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
instruction in the Cleaning and
care Section
• Press and hold the clean button
until the red LED turns off
TROUBLESHOOTING
CAUTION: All servicing of this humidifier must be performed by authorized HoMedics service
personnel only.
