Setting ventilation level

The ventilation level is set using one of the , or buttons. Ventilation level 0 only if the Off function is actively switched.

 

Ventilation level

LEDs
RLS 45 O /
RLS 45 K

LEDs on the ventilation unit
PP 45 RC /
PPB 30 RC

0


LED = off

1


LED flashes 1 time
orange: heat recovery ventilation
blue: cross-ventilation

2


LED flashes 2 times
orange: heat recovery ventilation
blue: cross-ventilation

3


LED flashes 3 times
orange: heat recovery ventilation
blue: cross-ventilation

4


LED flashes 4 times
orange: heat recovery ventilation
blue: cross-ventilation

5


LED flashes 5 times
orange: heat recovery ventilation
blue: cross-ventilation

Filter change indicator: The LED of the current ventilation level flashes continually. With RC units, the current operating mode LED on the underside of the RC unit flashes continually (blue or orange).