See also:

Recommendations for ventilation and air conditioning
In order for these systems to be fully effective, follow the operation and maintenance guidelines below: To obtain an even air distribution, take care not to obstruct the exterior air intake gril ...

Closing
Take the blind by its handle and pull it forwards to the required position. ...

Deactivation indicator lamps
If one of the following indicator lamps comes on, this confirms that the corresponding system has been switched off intentionally. This is may be accompanied by an audible signal and a message in ...