2008 Mercedes SL-Class Owner's Manual - Page 191

Controls in detail Automatic climate control The automatic climate control is operational whenever the engine is running. You can operate the automatic climate control system in either the automatic or manual mode. The system cools or heats the interior depending on the selected interior temperature and the current outside temperature. Warning! Item 1 Air distribution, left 2 Front defroster 3 Air recirculation 4 Rear window defroster 5 Air distribution, right 6 Temperature control, right Automatic climate control panel 7 Automatic climate control on/off (entire system) 8 Residual heat/ventilation 9 Air volume control a AC cooling on/off b Temperature control, left G When operating the automatic climate control, the air that enters the passenger compartment through the air vents can be very hot or very cold (depending on the set temperature). This may cause burns or frostbite on unprotected skin in the immediate area of the air vents. Always keep sufficient distance between unprotected parts of the body and the air vents. If necessary, use the air distribution control ( page 190) to direct the air to air vents in the vehicle interior that are not in the immediate area of unprotected skin. 190