2011 Ford F450 Super Duty Crew Cab Owner Guide 4th Printing - Page 80

Climate Controls DUAL ZONE AUTOMATIC TEMPERATURE CONTROL (IF EQUIPPED) 1 + - 2A 2B 3 4 5 6 7 8 A/C R AUTO MAX A/C 17 16 A/C A/C 9 10 DUAL EXT 15 14 13 12 11 Temperature conversion: To switch between Fahrenheit and Celsius, refer to Optional or Standard message center in the Instrument Cluster chapter. - / + Fan speed control: Press to decrease/increase the fan 1. speed. 2. A. R Rear defroster (if equipped): Press to activate/deactivate the rear window defroster. Refer to Rear window defroster later in this chapter for more information. If your vehicle is equipped with both rear defroster and heated mirrors, the same button will activate both. Heated mirrors (if equipped): Press to activate/deactivate. 2. B. This feature will remove ice and snow from the side view mirrors. Defrost: Distributes outside air through the windshield defroster 3. vents and de-mister vents. Can be used to clear the windshield of fog and thin ice. The system will automatically provide outside air to reduce window fogging. Press this button again to return to the previous air flow selection. 80 2011 F-250/350/450/550 (f23) Owners Guide, 4th Printing USA (fus)