The “cool on” message on a honeywell thermostat is also known.

Cool on flashing. A power outage or some other interruption associated with a power source can trigger the. In case you’re simultaneously facing the honeywell thermostat, flashing cool on but not working, you may need to troubleshoot the device and fix the issue. Still, the honeywell thermostat is flashing cool on after waiting of long period of more than 10 minutes, read the article to the end.

Turned off handler and compressor, waited 10. However, if you notice your honeywell thermostat blinking cool on for long periods of time and you don’t feel any cool air, there could be an issue on your hands. The reason the light is flashing is that the power outage has switched the thermostat back to setup mode.

Set thermostat to off, waited 10 minutes, turned back on. As soon as your thermostat starts to display this warning, you. Honeywell thermostat flashing cool on.

If the cool on or the snowflake icon is flashing, the thermostat is in delay mode, which can take up to 5 minutes. All you need to do is change the batteries in the thermostat. If the cool on message is blinking, it usually means that the thermostat system performs a routine function that helps to protect the system from harm when various settings.

If you are switching from cool to heat and heat to cool, it puts a lot of pressure on thermostat and causes blinking. When the cool light on your honeywell thermostat keeps flashing, it may mean that the batteries are running low. The new thermostat has separate.

Ac ran fine for about 10 minutes, and then turned back off, cool on flashing again. This delay is to protect your equipment from short cycling. Take a look at the display to see if the “battery low” light is flashing.