17
Wheels Lock
Maintenance
1.
Outer casing of the unit
Clean the unit with a soft clean cloth regularly.
Clean the louvers of air inlet and outlet with a vacuum cleaner or soft clean cloth regularly.
To deal with tough stains, wipe the unit’s casing with a cloth dipped in diluted mild detergent. Please make
sure the unit is completely dry before operate.
2.
Sensor Filter Indicator
The sensor measures the volume of PM2.5 by
contacting the pollutants in the air. The PM2.5 and
dust sensor are protected by a filter to ensure
sensitivity, accuracy and durability. The filter is placed
inside a cartridge for ease of replacement.
As shown on the right, the filter is needed to be replaced when the Sensor Filter Indicator lights up.
1
Step down the lock lever as shown above
to secure the rotatable wheels.
2 Release the rotatable wheels by lifting
up the lock lever when the unit is
needed to be moved.
Caution:
The power plug must be unplugged before cleaning or maintenance the unit.
Please use a soft cloth or cotton swab to clean the unit, other hard object may damage unit casing.
Only mild detergent can be used for cleaning, otherwise the unit casing will be damaged.
The Gas sensor is built inside the unit, it is inaccessible for cleaning.
