2007 Mercedes R-Class Owner's Manual - Page 242
2007 Mercedes R-Class Manual
Page 242 highlights
Controls in detail 3-zone automatic climate control* Activating Press button : ( page 234). The indicator lamp on the button comes on. Warning! G i To cool the interior as fast as possible, the automatic climate control automatically switches to air recirculation. The indicator lamp on button : is not lit when the system switches to air recirculation automatically. i The air recirculation mode is activated automatically at high outside temperatures. The indicator lamp on button : is not lit when the air recirculation mode is switched on automatically. A quantity of outside air is added after approximately 30 minutes. If you have turned off the air conditioning ( page 243) or the outside temperature is below 41°F (5°C), the air recirculation mode will not switch on automatically. Never operate the windows and tilt/sliding sunroof* or tilt/sliding panel* if there is the possibility of anyone being harmed by the opening or closing procedure. In case the procedure causes potential danger: Vehicles with or without tilt/sliding sunroof*: The closing of the windows can be immediately halted by pressing or pulling the respective window switch. The closing of the tilt/sliding sunroof* can be immediately halted by moving the switch for the tilt/sliding sunroof* in any direction. The closing of the windows and the tilt/sliding sunroof* can be reversed by again pressing and holding the : button. Vehicles with panorama roof*: The closing of the windows and tilt/sliding panel* can be immediately halted by releasing the : button. Deactivating Press button : ( page 234). The indicator lamp on the button goes out. i The air recirculation mode is deactivated automatically after 5 minutes if the outside temperature is below approximately 41°F (5°C) after 5 minutes if the air conditioning and air-drying is turned off after 30 minutes if the outside temperature is above approximately 41°F (5°C) At outside temperatures above 79°F (26°C) the system will not automatically switch back to outside air. A quantity of outside air is added after approximately 30 minutes. 241