Levoit Smart True HEPA Core 300S Series, User Manual

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16
If your problem is not listed, please contact Customer Support (see 20) .
TROUBLESHOOTING (CONT.)
Problem Possible Solution
Poor air purification quality.
Tap to increase the fan speed.
Make sure no objects are blocking the sides or top of the air
purifier (the inlet or outlet).
Make sure the filter is removed from its packaging and
properly in place (see page 6).
Close doors and windows while using the air purifier.
Make sure the room is smaller than 219 ft² / 20 m². The air
purifier may not be as effective in larger rooms.
Replace the filter (see page 14).
is still on after replacing
the filter.
Reset the Check Filter Indicator (see page 13).
has not turned on within
8 months.
is a reminder for you to check the filter and will light up
based on how much the air purifier has been used (see page
13). If you don’t use your air purifier often, will take longer
to turn on.
turned on before 6
months.
is a reminder for you to check the filter and will light up
based on how much the air purifier has been used (see page
13). If you run your air purifier frequently, will turn on
sooner.
Air Quality Indicator always
stays red.
The AirSight Plus Laser Dust Sensor may need to be
cleaned (see page 14).
If you’re using an ultrasonic humidifier near the air purifier,
the mist may affect the accuracy of the AirSight Plus Laser
Dust Sensor. The sensor will detect the large mist particles,
and the Air Quality Indicator may turn red. Avoid using an
ultrasonic humidifier near the air purifier, or use a different
mode besides Auto Mode.
Air Quality Indicator always
stays blue, even when the air
quality is poor.
The AirSight Plus Laser Dust Sensor detects airborne
particles, but it cannot detect gas. Make sure there isn’t gas
polluting the air.
Display shows Error Code
“E1”.
The motor has malfunctioned. Please contact
Customer
Support
(see page 20).