Philips HU4804 User manual - Page 17

Problem, Possible solution

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English Problem Possible solution There is an unpleasant smell coming out from the humidifier. • Make sure that the reservoir is filled with water. • Clean the filter (see the chapter 'Cleaning the filter'). No air comes out of the air outlet. • Put the plug of the humidifier into the wall outlet and turn on the humidifier. I do not see visible mist coming out of the humidifier. Is it working? • When mist is very fine, it is invisible. This humidifier has a NanoCloud humidification technology, which produces humid air from the outlet area without formation of water mist. Therefore, you cannot see the mist. I want to check • Gently blow moist air into the humidity sensor. After a whether the humidity while, the humidity indication changes. The indication can sensor works or not. show the ambient humidity level from 20%RH to 95%RH. The humidifier still works even when environment reaches target humidity. • The humidifier will turn on at intervals, in order to ventilate air around humidity sensor, therefore get more accurate reading on environment humidity. This setting applies to the humidity level setting, including the Auto mode. EN 15

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15
EN
English
Problem
Possible solution
There is an
unpleasant smell
coming out from the
humidifier.
•
Make sure that the reservoir is filled with water.
•
Clean the filter (see the chapter ‘Cleaning the filter’).
No air comes out of
the air outlet.
•
Put the plug of the humidifier into the wall outlet and turn
on the humidifier.
I do not see visible
mist coming out of
the humidifier. Is it
working?
•
When mist is very fine, it is invisible. This humidifier has a
NanoCloud humidification technology, which produces
humid air from the outlet area without formation of water
mist. Therefore, you cannot see the mist.
I want to check
whether the humidity
sensor works or not.
•
Gently blow moist air into the humidity sensor. After a
while, the humidity indication changes. The indication can
show the ambient humidity level from 20%RH
to 95%RH.
The humidifier still
works even when
environment reaches
target humidity.
•
The humidifier will turn on at intervals, in order to ventilate
air around humidity sensor, therefore get more accurate
reading on environment humidity. This setting applies to
the humidity level setting, including the Auto mode.