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TROUBLESHOOTING GUIDE
Trouble
Probable Cause
Remedy
Digital display not
illuminated.
• No Power.
• Power button has not been
depressed.
• Check 120 volt power source.
Press power button once to turn on.
Fan not operating
(digital display is
illuminated).
ROOM humidity level is not
3% or more below SET
humidity level.
• Reservoir is empty.
• Raise SET humidity level if desired.
• Increase fan speed.
• Fill humidifier with water.
Fan running
continuously.
SET humidity level is 65%.
ROOM humidity level has
not reached 1% or more
above SET humidity level.
• A SET humidity percentage of 65%
operates fan continuously. Adjust
SET level between 25% - 60%.
Continue to run until desired
humidity level is achieved. This
may take up to 48 hours initially.
Poor evaporation of
water.
CHECK FILTER (CF)
message flashing.
• Mineral buildup on
wicking
filter.
• Change to a fresh new wicking
filter.
• NOTE: Local water varies from area
to area and under certain
conditions minerals will build up
more rapidly in the wicking filter.
Bottle empties
completely
• This is normal for initial
filling
• Refill bottle for maximum run time.
Bottle continues to
empty after complete
filling.
• Air is entering water bottle.
• Check for leak in water bottle.
Ensure fill valve position is turned to
closed and valve has no interfering
debris.
Bottle not emptying.
• Spring Valve Assembly
damaged or missing post in
bottom of base.
• Base full of water.
• Check position of bottle.
Reposition so that fill valve on
bottom of bottle is depressed
by post in bottom of base.
• The base will hold the contents of
water bottle (1.2gallons). Continue
to run humidifier to deplete water
from base.
“CF” message does
not appear even when
filter is dirty or
humidifier performance
is clearly reduced.
• Loss of power or a power
failure has caused the CF
message to prematurely
reset.
• Replace wicking filter.
Display blinks or fan
moves slightly when
humidifier is plugged in.
• Normal
• No action required.
Alternating “F” and
room humidity
displayed.
• Reservoir is empty.
• Fill humidifier with water.
Alternating “CF and
room humidity
displayed.
Wicking filter may be dirty.
Replace wicking filter.
• Unplug unit for 30 seconds
and replug in to clear display.
10
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