Turning on the a/c

[caineroad]

Originally Posted by Bluevitz-rs

The A/C will cycle on and off to maintain a temp range preset by the system at the condenser. It doesn't matter what you set the temperature at because the system heats the air after it's cooled. The higher you set the fan the faster it warms the condenser and the more the system has to cycle to keep cooled, so you use more fuel.

That's really helpful. Thanks

On the other hand, in winter you dont use the compressor for heat. Does cranking up the fan or turning the heat dial changes fuel efficiency?