User's Manual

51
Y/Y2
G
W/W1
R
C
Y
C
Furnace Heat Pump
R
O/W2/B
G
Y1/W2
Y/Y2
Rc/V+
Rh
C/Vg
W/W1
HUM*
O
** Some heat pumps may designate W1
W2**
Fan
Heat Stage 3 (furnace)
Heat/Cool (Stage 1)
24VAC Hot Cooling
24VAC Hot Heating
24VAC Common
Heat Stage 2 (furnace)
Humidify
Reversing Valve
W2
Côr 5, Côr 5C, Côr 7, or Côr 7C Thermostat
* Indicates connection may not be required/available
Humidifier Solenoid
Valve*
Fig. 35 -- Variable Speed, Multi--Stage and Modulating Furnace withSingle--Stage Heat
Pump