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Combined Single Stage Heat Pump and Single
Stage Furnace (Dual Fuel)
▶ Ensure the system has a C-wire
▶ Ensure the pre-installed jumper wire remains between RH and R/RC
▶ Connect the R, C, W1 and G wires from the Furnace to R/RC, C,
W/E and G terminals on the wall plate, respectively
▶ Connect the C, Y1, G, and O/B wires from the Heat Pump to
C, Y, G, and O/B terminals on the wall plate, respectively
Humidifier or Dehumidifier Accessory
with a Single Stage Heat Pump
A single Humidifier or Dehumidifier Accessory can be controlled using the
BCC110. The thermostat only supports Humidifiers in heating operation,
Dehumidifiers in cooling operation, and only one accessory
per thermostat.
Note: The wiring configuration for humidifiers and dehumidifiers is the
same for all type of Systems. The thermostat does not provide power to
the accessory; only control.
▶ Ensure that the accessory is externally powered
▶ Ensure the Heat Pump System is wired correctly
▶ Connect the control wire of the accessory to the H/DH
terminal of the wall plate
Wiring Diagrams
R/RC
R/RC
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