19
Cleaning and maintenance
GB
Cleaning the device body.
1. Unplug the device each time before cleaning.
2. Clean the stains using only soft cloth.
3. To clean stubborn stains use a soft cloth with the proper amount of neutral detergent to
clean.
Replacement of the filter
1. The change of filter is reminded by the built-in program. But because of different pollution
extent of the actual environment, the lifespan of the filter differs.
2. When dust accumulates on the composite filter surface, one may use gently a vacuum
cleaner to remove dust from the surface to lengthen the lifespan of the filter. It is
suggested for cleaning the filter once every two months
Caution:
Do not scratch the device body while maintenance with hard objects. When
removing the surface cover, please operate in accordance with the instruction manual and do
not damage device components.
How to celan the device?
A: Front panel
B: Multi Stage Filter
C: Case
D: Control Panel
E: Assembly elements