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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/AUX 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/W2 terminals on the wall plate, respectively
Humidifier or Dehumidifier Accessory
with a Single Stage Heat Pump
Note: The wiring configuration for humidifiers and dehumidifiers is the
same for all type of Heat Pump Systems
▶ 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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