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20 | 856.234.8803
Convenonal System With C-Wire Wiring Diagram
Transformer
Convenonal
Heat Pump
Power Bridge
HEAT (STAGE 1)
HEAT (STAGE 2)
FAN
COOL
C
W1
W2
G
Y1
RC
RH
C
W1
O/B
G
Y1
RC
RH
4
1
2
3
Furnace
Thermostat
Notes:
• The W2 terminal is used for 2 stage heang systems only
• If you have both an RH and RC wire, please remove the red cap from the back of
the thermostat
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