Ecobee EMS Si - Step 5. Power On HVAC Equipment; NAVIGATING THE MENUS; Using the Navigation Buttons

15
YN/C
W
O/B
GRCRHCY2R1+R1-R2+R2-
W2
AUX
EMS Si Thermostat
O
W
Y/Y2
C
G
R
Air Handler
2-stage Heat Pump
W2
Y1
R
Y2
C
O
Dual stage heat pump with auxiliary heat