Honeywell Programmable Thermostat Heater "ac mean" Questions

...AC'' what does this mean? We had a power outage and then it returned about 20 minutes later. Since then the thermostat reads -AC and won't kick the heat or the Air Conditioning on. It won't alllow me ...

...AC mean on my thermostat screen it keeps popping up and can't get unit to come on leo a programable thermastst has different modes. in auto it can deside whether to apply heat or cooling. ac air ...

...mean? AC means "air conditioning." If the AC icon is showing on your thermostat it means that your air conditioning is activated and should come on when the temperature threshold you've set on the ...

Thermostat not functioning correctly "-AC" shows up on the Honeywell Chronotherm 3 thermostat display. Heat not working. How do we get the thermostat working again? -AC means there is no power coming ...

What does -AC mean on a Honeywell programmable Chronotherm III thermostat display? The owners manual makes no mention of this display. If it is just a heater,it means no power.

my honeywell ac panel went blank when i turn the heat on and the heat don"t start , the ac works fine I would check a couple things lets start with the thermostat itself remove from the wall ...

What does AC mean??? Air conditioning

...mean? It's 97 degrees in my house, 108 outside, temp is set on 74 consistently, ac was just serviced approx. 2 months ago, filter is changed regularly. What is the make and model of the

-AC appears in the display of chronotherm III I have a Honeywell Chronotherm III programmable thermostat. While attempting to adjust the temp I noticed -AC in the display where the temp should be ...

The transformer on my central AC/heater (luxaire model # A236A344T LH) keeps going out. There are 4 settings on the wall. Cool, off, heat and EM. Heat. The setting switches to EM. Heat each time the ...