Ecobee EMS Si - Page 16

11
YN/C
W
O/B
GRCRHCY2R1+R1-R2+R2-
W2
AUX
EMS Si Thermostat
2-stage AC
Y2
R
C
Y1
Y
G
R
W
C
HUM
1-stage Furnace
Single stage heat, dual stage cool