Honeywell Thermostat Fan Runs Constantly

Honeywell Thermostat Fan Runs Constantly. The fan will run until the air reaches the temperature set on your thermostat, then the system stops running and automatically turns the fan off. When the thermostat is set to fan on it may sound like the heating or cooling is running even when it isn’t.

My Honeywell thermostat has my fan constantly running
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Your a/c or heater runs constantly and won't turn off. The first thing to do to solve the honeywell thermostat troubleshooting is by testing the heat. Fan should not run constantly independently of compressor unless in on vs auto mode.

This Will Release The Battery Pack Area, Which Will Rotate Outward, And Then Should Slide Completely Up And Out.


Look along the top of the thermostat and locate the button which reads ‘press’. Your a/c or heater runs constantly and won't turn off. You can try turning the switch to off too.

Normally The Fan Would Run For A While And Eventually Shut Off But It Runs Continuously For Hours Until It Is Unplugged.


Without reason eventually the fan. Another common cause why your honeywell thermostat fan won't turn off is extreme weather events. Learn more about dehumidification control here;

Tell Me Or Attach Me A Pic Telling Me Where Each Wires Is Connected On The Thermostat.


The circ (circulate) position, if available, will run the fan approximately 35% of the time, roughly 20 minutes each hour, minus any time the fan is already running with the heating or cooling system. The original programmable thermostat (emerson) had w, g, y, rh wires connected to their appropriate posts. The fan will run until the air reaches the temperature set on your thermostat, then the system stops running and automatically turns the fan off.

This Is The Setting Used To Move Air In Your Application All The Time Instead Of When The System Is Running.


When the thermostat is set to fan on it may sound like the heating or cooling is running even when it isn’t. Make sure that any humidity control features are not active. Make sure thermostat is on the right setting.

Some New Thermostats Have An Additional Fan Setting Of “Circ”, Which Is Short For “Circulate”.


If the wiring in your home is getting an issue of short circuits or loose connections, then it can also be the reason why your thermostat keeps turning off and on frequently. That's why, if you've selected the on setting instead of auto on your thermostat, your fan will run continuously and won't turn off. The screen will display the setting you've selected.