ICM Controls SC 3001 - Wiring Diagrams

4
Heating/Cooling
T
H
E
R
M
O
S
T
A
T
4 or 5-Wire, Single Transformer 5-Wire, Two Transformer*
C
RH
W
G
RC
Y
B
O
120 VAC
HOT
Transformer
24 VAC 120 VAC
HOT
24 VAC
(Heating)
Transformer
120 VAC
HOT
24 VAC
(Cooling)
Transformer
Heating
Control
Fan
Control
Cooling
Control
Heating
Control
Fan
Control
Cooling
Control
Pre-Installed Jumper Remove Pre-
Installed Jumper
T
H
E
R
M
O
S
T
A
T
C
RH
W
G
RC
Y
B
O
* Both transformers must be in phase.
Wiring Diagrams