cor thermostat 7C - Page 72

71
Y/Y2
G
W/W1
R
C
Y/Y2
C
Furnace Air Condioner
R
O/W2/B
G
Y1/W2
Y/Y2
Rc/V+
Rh
C/Vg
W/W1
HUM*
Fan
Cool (Stage 1)
Cool (Stage 2)
24VAC Hot Cooling
24VAC Hot Heang
24VAC Common
Heat Stage 1
Humidify
Heat Stage 2
Y1 Y1
W2
Côr 5, Côr 5C, Côr 7, or Côr 7C Thermostat
Humidifier Solenoid
Valve*
* Indicates connecon may not be required/available
Fig. 19 − Variable Speed, Step Modulating, Multi−Stage and Single−Stage
Furnace with Two−Stage Air Conditioner