9 Types of malfunctions and solutions
This chapter summarizes the most common problems you may encounter when using
your air-purifier. If you are unable to resolve the issue based on the information below,
please contact the store where you purchased it or customer service center .
Problems
Possible causes
solutions
Machine can not be turned on
Front cover may not be fastened
Remove the front cover and
re-attach it
The power plug cord is not
connected to the power supply
Unplug the power plug and
re-plug again
Machine does not turn on
Plug the power in and turn the
machine on again
The volume of air from air
outlet reduced
Packaging for filter is not removed
Remove the all the packaging of
filter before use
The air quality is good and the
smart mode is activated
When the air is clean and fresh,
the product will automatically
reduce the fan speed to save
energy
Night mode starts automatically,
the machine's LED indicator light
is on
Press the fan speed button
continuously to select a suitable
fan speed
The washable pre-filter is dirty
Please clean the pre-filter in time
Filter is not replaced
Replace a new filter
There are not enough spaces
around the machine to release the
air
Make sure to leave at least 40 cm
of space in front of and above the
machine
The wind speed cannot be
adjusted automatically
The dust sensor is wet, the indoor
temperature is too high, and
condensation forms on the surface
of the sensor
Make sure the dust sensor is clean
and dry
Lack of the best running
performance or poor
performance
Exceeds expected room usage
Please choose a suitable number of
air-purifiers according to the
actual use area
The air inlet or outlet of the
machine is blocked
Please remove objects from the air
inlet and outlet
Product is too loud
Packaging for filter is not removed
Remove the all the packaging of
filter before use
