27
WIRING DIAGRAMS (cont.)
Single-Stage Single-Stage
Thermostat F urnace Air Conditioner
O/B
Heat WW
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--stageFurnacewith Air Conditioner andSplit PowerNOTE: Rc/Rh jumper is cut or removed on the thermostat.