13
EN
HAZE · HU-400BC
Humidier makes
a loud or unusual
sound.
Resonant in water tank
when water is too low.
Fill water into water tank.
Humidier is on an
unstable surface.
Move the humidier to a stable
at surface.
Water tank is positioned
incorrectly.
Turn off and unplug the
humidier, then align the water
tank cover with its respective
opening in the inner chamber.
Humidier is
malfunctioning.
Immediately discontinue
use and contact Customer
Support.
The humidication
capacity is too low.
There is natural or
articial air replacement
in the room which
interfere the increase of
%RH.
Check if doors and windows
are closed.
Check if there is no air
conditioning working in the
room.
The air inlet grids,
and nozzle could be
blocked.
Remove any blocking items
from the grids and the nozzle.
Too much scale in the
water basin.
Clean transducer.
The humidity selected
rate is too low.
Increase mist output speed.
Increase humidity setting rate.
Water is too dirty, or
water is kept too long in
the tank.
Clean water tank, change to
fresh clear water.
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