1 Source S1-THEC11NS Owner's Manual page 17

OWNER'S MANUAL
Sample Wiring Diagrams
Gas or Electric Heat
Dual Transformer 5 Wire, 1 Stage Cooling, 1 Stage Heating
Residential Gas or Electric Heat, Electric Cool, split systems & package units.
For jumper configuration see pages 18 and 19.
Remove the
factory installed
jumper between
RC and RH
Cooling System Cooling System
POWER POWER
COOL COOL
COMPRESSOR COMPRESSOR
Heating System Heating System
FAN FAN
GAS OR GAS OR
ELECTRIC HEAT ELECTRIC HEAT
POWER POWER
HEAT HEAT
*
If a common wire is used it must be connected to the furnace common terminal.
If a common wire is not used the thermostat must be powered by two AA alkaline
batteries. These batteries must be replaced (page 6) each year or when the Low
Battery indicator is displayed (page 3).
S1-THEC11NS
Common wire optional
C
RH
Y
W
G
RC
5 Conductor 18 to 22 gauge 5 Conductor 18 to 22 gauge
unshielded cable from the unshielded cable from the
thermostat to both sets of thermostat to both sets of
equipment. equipment.
Page 17