2005 Mercedes S-Class Owner's Manual - Page 196

Controls in detail Automatic climate control Item 1 Windshield defroster 2 Rear window defroster 3 Display 4 Residual engine heat utilization (REST) 5 Automatic climate control on/off Automatic climate control panel The automatic climate control is operational whenever the engine is running. You can operate the 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! 6 Air distribution, right 7 AC cooling on/off 8 Right side temperature control 9 Air volume (automatic, manual) a Left side temperature control b Air recirculation c Air distribution, left d Activated charcoal filter G When operating the automatic climate control, the air that enters the passenger compartment through the air vents in the footwell 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 footwell air vents. If necessary change the air flow using the air distribution controls to direct the air away from the footwell air vents ( page 196). 194