TROUBLESHOOTING
PROBLEM
No power/no mist from
spout
Peculiar odor
Excessive noise
White dust
accumulation
CAUTION: ALL SERVICING OF THIS HUMIDIFIER MUST BE PERFORMED BY
AUTHORIZED HOMEDICS SERVICE PERSONNEL ONLY.
POSSIBLE CAUSE
• Unit is not plugged in
• Unit is not turned on
• No power at unit
• Low water level
• Transducer/ultrasonic
membrane needs
cleaning
• Unit is new
• If unit is in use, the odor
may be a dirty tank or old
tank water
• Old water in water
reservoir
• Unit is not level
• Low water level
• Hard water used
• Demineralization
cartridge needs to be
replaced
12
SOLUTION
• Plug unit in
• Turn the power/mist knob
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
• Remove the tank cover
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
• Remove the tank cover
and tank. 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