LG U9CS1C Owners Manual - Page 39

I set UVnano

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N EN Symptom Cause Remedy The display does not appear. Is the display brightness set to off? •• To change the display brightness, press the Sleep Timer button on the remote controller for more than 2 seconds. I set UVnano, but the UV icon is not displayed on the status display. (Only models with UVnano applied) Is there no indication of / on the status display? Is on the status indicator? •• Only 3 icons are displayed according to priority. •• Reset the UVnano by pressing the Speed down and Rotation buttons on the control panel at the same time for 3 seconds. •• Displayed when UV does not operate normally. (Check if the filter and air intake (cover) are installed in the correct position.) The temperature/ humidity is displayed differently from other products. Is outside air continuously coming into the place where the product is installed? •• Temperature and humidity values may fluctuate continuously in an environment where outside air is introduced. •• Temperature and humidity may vary depending on the surrounding environment such as doorways, windows, and ventilation holes. •• Temperature and humidity may appear differently depending on air circulation in the same room. Also, the temperature and humidity may be different from other products and thermohygrometers. 39

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39
EN
N
Symptom
Cause
Remedy
The display
does not
appear.
Is the display brightness
set to off?
•
To change the display brightness,
press the
Sleep Timer
button
on the remote controller for more
than 2 seconds.
I set UVnano,
but the UV icon
is not displayed
on the status
display.
(Only models
with UVnano
applied)
Is there no indication of
/
on the status
display?
•
Only 3 icons are displayed
according to priority.
•
Reset the UVnano by pressing
the
Speed down
and
Rotation
buttons on the control panel at the
same time for 3 seconds.
Is
on the status
indicator?
•
Displayed when UV does not
operate normally. (Check if the
filter and air intake (cover) are
installed in the correct position.)
The
temperature/
humidity is
displayed
differently from
other products.
Is outside air continuously
coming into the place
where the product is
installed?
•
Temperature and humidity values
may fluctuate continuously in an
environment where outside air is
introduced.
•
Temperature and humidity
may vary depending on the
surrounding environment such
as doorways, windows, and
ventilation holes.
•
Temperature and humidity may
appear differently depending
on air circulation in the same
room. Also, the temperature
and humidity may be different
from other products and thermo-
hygrometers.