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Two Stage Heat Pump
with One Stage Emergency Heat
▶ Ensure the system has a C-wire
▶ Ensure the pre-installed jumper wire remains between RH and R/RC
▶ Connect the R, C, W1, Y1, Y2, O/B and G wires from the heat
pump to R/RC, C, W/E, Y, Y2, O/B and G terminals
on the wall plate, respectively
Single Stage Cool – Air Conditioner
▶ Ensure the system has a C-wire
▶ Ensure the pre-installed jumper wire remains between RH and R/RC
▶ Connect the R, C, Y1 and G wires from the Air Conditioner to R/RC,
C, Y and G terminals on the wall plate, respectively
Wiring Diagrams
R/RC
R/RC
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