Levoit Core 300S User Manual page 17

Problem
Poor air purification quality.
is still on after replacing
the filter.
has not turned on within
8 months.
turned on before
6 months.
Air Quality Indicator always
stays red.
Air Quality Indicator always
stays blue, even when the air
quality is poor.
Display shows Error Code
"E1".
If your problem is not listed, please contact
Possible Solution
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 7).
Close doors and windows while using the air purifier.
If the room is larger than 50 m , air purification will take longer.
rooms.
Replace the filter (see page 15).
Reset the Check Filter Indicator (see page 14).
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 14). If you don't use your air purifier often,
take longer to turn on.
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
14). If you run your air purifier frequently,
sooner.
The AirSight Plus™ Laser Dust Sensor may need to be
cleaned (see page 15).
If you're using an ultrasonic humidifier near the air purifier,
Dust Sensor. The sensor will detect the large mist particles,
and the Air Quality Indicator may turn red. Avoid using an
mode besides Auto Mode.
The AirSight Plus™ Laser Dust Sensor detects airborne
particles, but it cannot detect gas. Make sure there isn't gas
polluting the air.
The motor has malfunctioned. Please contact Customer
Support (see page 19).
Customer Support (see
will
will turn on
19).
17