10
IMPORTANT: If installing on systems with separate heat and cool transformers, remove factory jumper
from RH and RC terminals.
W/
W1
Y/
Y1
W2G CR
W2G CRHY2 W1Y1 RC
SC 2300 SC 2300
W/
W1
Y/
Y1
W2G CR
W2G CRHY2 W1Y1 RC
Y2
Factory Installed Jumper Factory Installed Jumper
2-Stage Heat / 1-Stage Cool
Note:
Factory installed jumper across RH/RC
Note:
Factory installed jumper across RH/RC
2-Stage Heat / 2-Stage Cool
Wiring Diagrams