2008 Mercedes SLK-Class Owner's Manual - Page 193

Controls in detail Automatic climate control* Deactivating It is possible to deactivate the air conditioning (cooling) function of the automatic climate control system. The air in the vehicle will then no longer be cooled or dehumidified. Press button œ ( page 184). The indicator lamp on the button goes out. Activating Moist air can fog up the windows. You can dehumidify the air with the air conditioning. Press button œ ( page 184). The indicator lamp on the button comes on. Residual heat and ventilation With the engine switched off, it is possible to continue to heat or ventilate the interior for up to 30 minutes. This feature makes use of the residual heat produced by the engine. Activating Switch off the ignition ( page 37). Press button T ( page 184). The indicator lamp on the button comes on. The display in the automatic climate control panel remains switched off. Deactivating Press button T ( page 184) again. The indicator lamp on the button goes out. i How long the system will provide heating depends on the coolant temperature the temperature set by the operator The blower will run at speed setting 1 regardless of the air volume control setting. i The residual heat is automatically turned off: when the ignition is switched on ( page 37) after about 30 minutes if the battery voltage drops 192