2005 Mercedes C-Class Owner's Manual - Page 180

Controls in detail Climate control Adjusting air distribution and volume Use air distribution control 4 ( page 175) to adjust the air distribution. The following symbols are found on the controls: Symbol Function Directs air to the windshield and the side defroster vents Directs air into the entire vehicle interior Directs air to the footwells Directs air through the center, side and rear passenger compartment air vents Adjusting manually Press button U ( page 175). The indicator lamp on the button goes out. Select any of the six air volume speeds and the air distribution. Adjusting automatically Press button U ( page 175). The indicator lamp on the button comes on. The temperature, air distribution and volume are adjusted automatically. Windshield fogged on the outside Switch the windshield wipers on ( page 51). Switch to manual mode. Turn the air distribution control to a or Y. Defrosting i These settings should only be selected for a short time. Activating Press button P ( page 175). The indicator lamp on the button comes on. The air conditioning switches automatically to the following functions: maximum blowing and heating power air flows onto the windshield and the front side windows the air recirculation mode is switched off Z b Y a Use the air volume control 1 ( page 175) to adjust the air volume. You can select between six air volume speeds. 178