Questions & Answers for: honeywell thermostat ac working

thermostat. Had a Honeywell 7 wire setup, trying to go to TH 8000 5 wire. Had it hooked up and the heater worked. Tried to turn the AC on and it won't work. WTF is the deal? I hooked it up differently

Honeywell RTH7000 thermostat but I cannot get the heat or the AC to come on. The fan works fine and the thermostat kicks on and off. I must have some wires off somewhere. I cannot findout what X and O

...Honeywell RTH2310 thermostat for my house. I removed my old thermostat without noting/labeling the wiring configuration, and have thrown out the old thermostat. I connected the wires (red, green, ...

...honeywell Model # RTH230B Do you have a heat pump? If so, not compatible. What i did was move the jumper on the thermostat (RH RE). This is on the inside of the thermostat - NOT the red jumper!!! and ...

honeywell thermostat display has flashing snowflake /ac not working the flashing snowflake is it telling you its in % min delay if it doesnt stop flashing within 5min it may be a bad tstat. if it goes

..."-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 from the furnace. not a tstat ...

Honeywell RTH230B works on AC not on Heat I had a Williamson (White-Rogers)thermostat which controlled my AC and Natural Gas Heater. It has 5 connections: R-Red, Y-Yellow, W-White, G-Green and 4-Blue.

Honeywell RTH230B thermostat. We hooked red and white wires for heating, blue and yellow for cooling and the green wire for the fan. The heat works but the air will not kick on. We checked the breaker

...honeywell thermostat is blank and AC is not working. I changed the batteries and still nothing.. I wiggled it around, turned the breaker on and off, made sure the wires were tightened properly, and ...

...Honeywell thermostat shows cool is on. Both the fan and furnace work. I'm wondering if the Honeywell thermostat is properly wired--that's the only thing that has changed since last year when my AC ...