KRUG+PRIESTER IDEAL AP40 PRO Instrucciones De Uso página 31

Operation / Display
B
Display
Air quality indicator
The air quality is displayed in 3 colours (in all
fan speeds):
Switch button (B) green:
Switch button yellow:
Switch button red:
Filter replacement indicator
The switch button (B) flashes orange to indicate
that the filter needs changing (flashes at
intervals).
• T he life expectancy of the filter is approx.
1 year (depending on operation and
purification activities).
• I f odours are no longer being filtered out,
or if the filter produces unpleasant odours,
then the filter cartridge needs to be replaced
sooner.
• O nly use original IDEAL filter cartridge.
The device will only function with an original
IDEAL filter cartridge.
Note:
If the filter cartridge is missing or not installed
correctly, the switch button flashes red and the
air purifier will not work.
31
good air quality
average air quality
poor air quality