2009 Mercedes CLK-Class Owner's Manual - Page 190

Controls in detail Climate control system X Activating: Press button 011 or P12. The indicator lamp in the button comes on. The climate control switches to the following functions automatically: Rcooling Rmost Rair Windshield fogged on the outside X Air recirculation mode Switch to air recirculation mode to prevent unpleasant odors from entering the vehicle from the outside (e. g. before driving through a tunnel). This setting cuts off the intake of outside air and recirculates the air in the passenger compartment. on to dehumidify efficient blower speed and heating power, depending on outside temperature flows onto the windshield and the front side windows air recirculation mode is switched off Switch the windshield wipers on (Y page 102). If the automatic mode of the climate control is switched off: X Turn air distribution control to position a or Y. Maximum cooling MAX COOL MAX COOL is only operational when the engine is running. MAX COOL is only available in U.S. vehicles with automatic climate control. If the air distribution controls as well as the air volume control are set to U and there is a high demand for cooling, MAX COOL is activated. MAX COOL appears in display 4 (Y page 181). You can use this setting to provide the fastest possible cooling of the vehicle interior (when side windows and tilt/sliding sunroof or soft top are closed). Rthe i If you have activated on the defrost function with button 0 or P, you cannot make any other settings. X Deactivating: Press button 0 or P again. The indicator lamp in the button goes out. The previous settings are once again in effect. i The cooling remains switched on. G Warning! Fogged windows impair visibility, endangering you and others. If the windows begin to fog on the inside, switching off the air recirculation mode immediately should clear interior window fogging. If interior window fogging persists, make sure the air conditioning is activated, or press button P or 0. X Activating: Press button ,. The indicator lamp in the button comes on. i The air recirculation mode is activated automatically at high outside temperatures. The indicator lamp in button , is not lit when the air recirculation mode is switched on automatically. 11 USA 12 Canada only only 188