2008 Mercedes C-Class Owner's Manual - Page 267
2008 Mercedes C-Class Manual
Page 267 highlights
Controls in detail 3-zone automatic climate control* (Canada only) Activating: Press button , ( page 259). The indicator lamp in the button comes on. Residual engine heat and ventilation With the engine switched off, it is possible to continue to heat or ventilate the interior for approximately 30 minutes. This feature makes use of the residual heat produced by the engine. Deactivating: Press button T ( page 259) again. The indicator lamp in the button goes out. 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 automatically switched on. A quantity of outside air is added after approximately 30 minutes. i The residual heat is automatically turned off: when the ignition is switched on after approximately 30 minutes if the battery voltage drops if the coolant temperature is too low i If you switch on the residual heat function when outside temperatures are high, only the ventilation will be switched on. i Regardless of the selected air volume, the blower operates at low speed when heating. In case of ventilation the blower operates at higher speed. Deactivating: Press button , ( page 259) again. The indicator lamp in the button goes out. i How long the system will provide heating depends on the coolant temperature the temperature set by the operator i The air recirculation mode is deactivated automatically: after 5 minutes if the outside temperature is below approximately 7°C (45°F) after 5 minutes if the air conditioning is turned off after 30 minutes if the outside temperature is above approximately 5°C (41°F) Activating: Switch off the ignition. Press button T ( page 259). The indicator lamp in the button comes on. 266