2004 Mercedes CLK-Class Owner's Manual - Page 175

Controls in detail Automatic climate control Setting the temperature Use temperature controls ( page 173) 1 and 2 for the left side or 7 and 8 for the right side to separately adjust the air temperature on each side of the passenger compartment. You should raise or lower the temperature setting in small increments, preferably starting at 72°F (22°C). Increasing Push temperature control 2 and/or 7. The automatic climate control system will correspondingly adjust the interior air temperature. Decreasing Push temperature control 1 and/or 8. The automatic climate control system will correspondingly adjust the interior air temperature. Adding outside air Turn thumbwheel 8 in dashboard ( page 172) to increase flow of outside air through air vents for center, left and right sides, as well as dashboard top center and rear passenger compartment. i When operating the climate control system in automatic mode, you will only rarely need to adjust the temperature, air volume and air distribution. 175