Thermostat blinks cool on or heat on is a safety time out feature, preventing hvac compressor from restarting right after stopping.

Thermostat cool on blinking. A power outage or any other interruption to the power source can force the. If the batteries are low or. Thermostat blinking cool on, but no air.

If the delay lasts longer than five minutes, there may be an issue with the voltage to the thermostat. Whether your thermostat displays a “cool on” or “delayed” message, you should leave it alone for at least 5 minutes. This thermostat is holding multiple advantages with it and surely you’ll not disappoint.

When the thermostat experience a logout, it can sometimes activate the ‘cool on’ blinking mode. When this happens, a simple restart will fix the problem. This delay is to protect your equipment from short cycling.

After setting it to the minimum. When a honeywell thermostat is in setup mode it normally causes the “cool on” light to blink. If your honeywell thermostat is blinking but not working, it could be due to a number of different issues.

The first step is to determine if your system is cooling at all and if it can control it. My thermostat “cool on” is blinking. The blinking “cool on” message on a honeywell thermostat display indicates that the system is restarting, batteries need replacing in the control panel, or a fault with the.

6 steps to troubleshoot a honeywell thermostat flashing “cool on” message. Check also the time on your thermostat if it’s off or not set. Set your thermostat to the.