This post gives the resetting Honeywell home thermostat procedure. We show this on the RTH9580WF programmable thermostat, and this method does the following. First, it erases out all custom settings. Then, it resets the network the thermostat connects to to none. Finally, it restores the thermostat back to factory default state. So, follow the steps … Continue reading Resetting Honeywell Home Thermostat