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TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT
7 63-2675—03
Fig. 13. Typical hookup of heat-only system.
Fig. 14. Typical hookup of heat-only system with fan.
Fig. 15. Typical hookup of cool-only system.
Heat Pump System Wiring
Fig. 16. Typical hookup of single-stage heat pump with no
auxiliary heat (1H/1C).
Fig. 17. Typical hookup of single-stage heat pump with
auxiliary heat (2H/1C).
M27418
HEAT RELAY
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
FACTORY INSTALLED JUMPER.
WHEN USING BATTERIES, THE 24V COMMON CONNECTION IS
OPTIONAL.
1
2
3
L1
(HOT)
L2
1
24 VAC
C
G
Y
O/B
RC
R
2
W1
G2
G3
S1
S2
INDOOR TEMPERATURE
SENSOR/REMOTE
SETBACK
3
M27419
HEAT RELAY
FAN RELAY
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
FACTORY INSTALLED JUMPER.
WHEN USING BATTERIES, THE 24V COMMON CONNECTION
IS OPTIONAL.
1
2
3
3
L1
(HOT)
L2
1
24 VAC
2
C
G
Y
O/B
RC
R
W1
G2
G3
S1
S2
INDOOR TEMPERATURE
SENSOR/REMOTE
SETBACK
M27420
FAN RELAY
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
FACTORY INSTALLED JUMPER.
WHEN USING BATTERIES, THE 24V COMMON CONNECTION
IS OPTIONAL.
1
3
2
3
COMPRESSOR CONTACTOR
L1
(HOT)
L2
1
24 VAC
2
C
G
Y
O/B
RC
R
W1
G2
G3
S1
S2
INDOOR TEMPERATURE
SENSOR/REMOTE
SETBACK
INDOOR TEMPERATURE
SENSOR/REMOTE
SETBACK
COMPRESSOR CONTACTOR
M27421
CHANGEOVER VALVE
1
2
3
4
5
FAN RELAY
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
FACTORY INSTALLED JUMPER.
WHEN USING BATTERIES, THE 24V COMMON CONNECTION IS
OPTIONAL.
"O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B" IN THE
INSTALLER SETUP.
OPTIONAL INDOOR REMOTE SENSOR OR REMOTE SETBACK.
WIRES MUST HAVE A CABLE SEPARATE FROM THE THERMOSTAT
CABLE.
3
L
1
(HOT)
L2
1
24 VAC
5
C
G
Y
O/B
RC
R
4
2
W1
G2
G3
S1
S2
COMPRESSOR CONTACTOR
M27422
CHANGEOVER VALVE
1
2
3
4
5
FAN RELAY
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
FACTORY INSTALLED JUMPER.
WHEN USING BATTERIES, THE 24V COMMON CONNECTION
IS OPTIONAL.
"O/B" TERMINAL SET TO CONTROL AS EITHER "O" OR "B"
IN THE INSTALLER SETUP.
OPTIONAL INDOOR REMOTE SENSOR OR REMOTE SETBACK.
WIRES MUST HAVE A CABLE SEPARATE FROM THE THERMOSTAT
CABLE.
3
L1
(HOT)
L2
1
24 VAC
AUXILIARY HEAT RELAY
4
2
INDOOR TEMPERATURE
SENSOR/REMOTE
SETBACK
5
C
G
Y
O/B
RC
R
W1
G2
G3
S1
S2