ecobee thermostat: Flame icon orange, or an orange line around the edge
The thermostat is asking the heating to run.
Applies to: ecobee smart thermostats (icon or edge line depends on the model). What you see: a symbol and a light.
What to do
ecobee Support gives no step for this on the page cited; the meaning above is all it says.
Same symbol, elsewhere: A flame on a boiler’s own panel shows the burner is lit.
Source
ecobee’s own help page, read on the date shown.
- ecobee Support: Heating: Basics and FAQ — ecobee smart thermostats, including Smart Thermostat Lite and Essential. support.ecobee.com Checked 2026-09-29.
A similar symbol on other thermostats
The same symbol on another maker’s thermostat can mean something else.