Thermostat calling for heat and ac together!
Preparing for trip and turned the thermostat mode to HEAT and the furnace and AC came on at same time and continued to run..........any ideas ??
Forum Discussion
Could it just be from having your fan setting on low, or high, rather than auto?
Yup, you beat me to it. :)
Jerry
Yup, you beat me to it. :)
Jerry
