27
WIRING DIAGRAMS (cont.)
Single-Stage
Single-Stage
Thermostat
Furnace
Air Conditioner
O/B
Heat
W
W
Y/Y2
Y
Y
Fan
G
G
24VAC Hot Heating
Rh
R
24VAC Hot Cooling
Rc
R
*
24VAC Common
C
COM
COM
Cool
* Indicates connection may not be required/available.
Y1
A09246
Fig. 7 -- Single--stage Furnace with Air Conditioner and Split Power
NOTE
: Rc/Rh jumper is cut or removed on the thermostat.