Ecobee ecobee3 - Wiring Diagram: Heat Pump with Auxiliary Heat; Heat Pump and Air Handler Wiring; Auxiliary Heat Stage Wiring

30
Heat pump (air or geothermal)
with auxiliary heat
W2W1O/B Y1 Y2 R C W1O/B W2 Y1 GY2 R C
Rc
G
Y1
W1
(AUX1)
O/B
ACC–
ACC+
W2
(AUX2)
Y2
C
R
H
Heat pump Air handler
Note: Do not jumper Rc or Rh,
ecobee3 does this automatically.
R can go into either Rc or Rh
terminals on your ecobee3.
Stage 2 compressor and
auxiliary heat if applicable
Air handler