BX600 S3 Operating Manual 143
Ventilation Concept The Fan Unit
13.1.2 Replacing a Fan in the Unit
Figure 85: Disengaging the fan unit (a = green touch point)
Ê Pull (1) the locking handle (green) to disengage the fan.
Ê Remove the fan from the unit (2).
To mount a fan, follow these instructions in the reverse order.