Sample Wiring Diagrams
W2
Y2
R
O
W1
B
Y1
G
C
Gas or Electric Heat
POWER
R
COMPRESSOR
Y
W
GAS VALVE
or
STRIP HEAT
COMMON
C
FAN
G
6 Wire, 1 Stage Cooling, 2 Stage Heat
Residential & Commercial 1 Stage Cooling,
with 2 Stage Gas or Electric Heat.*
2nd STAGE
HEATING
W
2
*
If using first stage electric heat, the “EH” dip switch must be
set to ON (see page 5).
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