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Heat / Cool / Fan Icons
Heating mode (animated when furnace or heat pump is on).
Cooling mode (animated when air conditioning or heat pump is on).
Auxiliary heating on (animated).
More than one heating stage on (animated).
More than one cooling stage on (animated).
The thermostat is controlling the HVAC equipment to keep the home at the
displayed setpoint temperature, and will heat or cool accordingly.
The thermostat is anticipating the next scheduled SETPOINT temperature,
which is higher than the displayed value, and turning on heating.
The thermostat is anticipating the next scheduled SETPOINT temperature,
which is lower than the displayed value, and turning on cooling.