See also:

Switching the button lighting on/off
Press button 2 on the remote control. Depending on the previous status, the button lighting is switched on or off. If you do not use the remote control for about 15 seconds, the button light ...

Important safety notes
WARNING Gasoline and diesel fuels are highly flammable and poisonous. They burn violently and can cause serious injury. Never allow sparks, flames or smoking materials near gasoline or diesel ...

Important safety notes
WARNING Severe conditions (e.g. strong air pollution) may require replacement of the filter before its scheduled replacement interval. A clogged filter will reduce the air volume to the inter ...