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Troubleshooting for your Cool Mist Humidifier
Trouble
• Power light not illuminated.
• “Empty/Refill” light
illuminated.
• Mist output minimal to
none.
• Water leaks from water
reservoir.
• Water Filter turns brown.
• Film on water reservoir.
• Water cloudy.
• Humidistat cycles on/off.
• Very tight reservoir cap.
Pr
obable Cause
☛ Unit not plugged in.
☛ Power failure.
☛ Water reservoir empty.
☛ Scale build-up in
base.
☛ Scale build up on float
☛ Filter has not
absorbed water.
☛ Mineral buildup in base.
☛ Humidistat is set too low.
☛ Wick Filter needs
to be replaced.
☛ Normal operation.
☛ Rubber O-ring is missing
or improperly placed.
☛ Reservoir Cap not
tight enough.
☛ Your filter needs
to be changed.
☛ In areas with particular
hard water your wick
filter will need to be
changed frequently.
☛ Mineral deposits cause
film on tank to build up.
☛ Filter needs
to be replaced.
☛ Using warm water
to refill reservoir.
☛ Humidifier is reacting
to room humidity level.
☛ Over tightened.
Solution
✔ Plug in unit.
✔ Check circuit breaker or
outlet.
✔ Refill Water reservoir.
✔ Remove base and flush
out residue.
✔ Clean float tubes and
float.
✔ Wait 15 minutes before
starting humidifier.
✔ Regular cleaning of tray
after each use will help
keep the unit functioning
properly.
✔ Set the humidistat to
high.
✔ Replace your wick filter
(WF2630) by calling
1-800-253-2764, or visit
www.bionaire.com.
✔ Mist is invisible.
✔ Check to see if inlet or
outlet grills are blocked
✔ Remove reservoir
cap then replace
or reposition ring.
✔ Tighten the
reservoir cap.
✔ Replace your wick filter
(WF2630) by calling
1-800-253-2764, or visit
www.bionaire.com.
✔ Use Clean Away Solution
(DMS216), to order call
1-800-253-2764, or visit
www.bionaire.com.
✔ Replace your wick filter
(WF2630) by calling
1-800-253-2764, or visit
www.bionaire.com.
✔ Refill using cool water.
✔ Set the humidistat to a
higher or lower setting.
✔ Add liquid soap or
pertroeum jelly to cap
gasket to ease opening.