When the dial says FAN, that's what it means. If you listen, you will notice that there is a definite change in sound when you move the switch from FAN to A/C. It's no different than your home A/C. The fan/blower pulls much less current than air conditioner compressor.
2006 23B Hybrid with 10k round bar WDH
2011 F150 4x4 SCREW Ecoboost, Max Tow, Integrated TBC, 3.73 LS axle, Firestone Ride Rite airbags.