Solved: Honeywell Thermostat Flashing "Return" - Smart Home Perfected
Why is My Honeywell Thermostat Blinking
How To Fix a Honeywell Thermostat That's Flashing “Cool On” | DeviceTests
Honeywell Home on Twitter: "@erinlacey22 Hi Erin. Thanks for reaching out - we're happy to help here! Can you tell us what thermostat you have and also what number you are calling? -