Installation Sheet
Y
W
G
C
R
W
Y
G
R
29
STEP 8
Label only the R, Y or Y1, G, and W or W1 wires with the 
matching labels provided. If you have more than one wire 
going into these terminals, only label those going to your 
thermostat.
Wires going  
to your A/C 
(ignore these)
Wires going to 
your thermostat
TIP:  If you have wires connected to both Rc and Rh terminals at the control 
board you may have a two transformer system. Please contact support  
to help you with installation: 1.877.932.6233 or support@ecobee.com.
Find detailed step-by-step videos at ecobee.com/installation










