ENGLISH-23
Problem
Checkpoint
Solution
The cleanness
indicator is
permanently
turned on red.
• Is there dust or some
smelly substance that you
cannot locate in the room?
• Does the color of the
indicator change when the
unit is moved to a clean
room?
• Do you clean the dust and
gas sensors regularly?
• Clean the dust and gas
sensors.
• If the indicator stays red even
after cleaning the dust and
gas sensors and moving the
unit to a clean room, it may be
because of a sensor or wiring
error. In this case, please
contact the service center.
Although the
cleanness
indicator is
kept red, the
airflow speed
does not
change.
• Isn't Auto mode selected?
• Set the mode to Auto mode.
When the mode is set to
Strong, Weak or Sleep mode,
the airflow speed does not
change.
The indicator is
odd.
• Is the Auto mode indicator
( ) blinking?
• This indicates that the unit is
out of order. Please contact
the service center.
Содержание AX40K3020TT NA Series
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