Venstar T0051FS Installation - Manual (Page 7)

Sample Wiring Diagrams
* If using first stage electric heat, this option must be
selected ON (see page 15, step 13 of Owner’s Manual).
Gas or Electric Heat
5 Wire, 1 Stage Cooling, 1 Stage Gas Heat Residential Gas or Electric Heat*,
Electric Cool, split systems & package
units
CK1
GND
RS
RS+5
W2
Y2
C
G
Y1
W1-O-B
R
POWER R
COMPRESSOR Y
W
GAS VALVE
or
STRIP HEAT
COMMON C
FAN G
Page 6