TB6575/TB8575 DIGITAL FAN COIL THERMOSTATS

62-0311—13 8
Thermostat Wiring Diagrams

The figures in this section illustrate typical wiring for:

• TB6575A1016,TB6575B1000 and TB6575C1016 fan

coil thermostats, which are 120/240/277 Vac powered.

Refer to Fig. 7–Fig. 13, beginning on page8.

• TB8575A1016 model, which is 24 Vac powered. Refer

to Fig. 14–Fig. 20, beginning on page9.

120/240/277 Vac Wiring Diagrams

(TB6575A/B/C)

Fig. 7. Two pipes Heat-only wiring diagram

(120/240/277 Vac shown).

Fig. 8. Two pipes Cool-only wiring diagram

(120/240/277 Vac shown).

Fig. 9. Two pipes (Heat or Cool) Manual Changeover

wiring diagram (120/240/277 Vac shown).

Fig. 10. Two pipes (Heat or Cool) Auto Changeover

wiring diagram (120/240/277 Vac shown).

Fig. 11. Four pipes (Heat and Cool) Manual/Auto

changeover wiring diagram (120/240/277 Vac shown).

Fig. 12. Two pipes (Heat or Cool) with Auxiliary Heat

and Manual Changeover wiring diagram (120/240/277

Vac show n).

L
W/Y
Y/A
GI
Gm
Gh
N
Rs
Sc
SB
Ps
N
L (HOT)
M27566
REMOTE SENSOR
REMOTE SETBACK
HEAT VALVE
FAN
N
L (HOT)
M27567
REMOTE SENSOR
REMOTE SETBACK
COOL VALVE
FAN
L
W/Y
Y/A
GI
Gm
Gh
N
Rs
Sc
SB
Ps
N
L (HOT)
M27568
REMOTE SENSOR
REMOTE SETBACK
VALVE
FAN
L
W/Y
Y/A
GI
Gm
Gh
N
Rs
Sc
SB
Ps
N
L (HOT)
M27569
REMOTE SENSOR
REMOTE SETBACK
VALVE
FAN
PIPE SENSOR
L
W/Y
Y/A
GI
Gm
Gh
N
Rs
Sc
SB
Ps
N
L (HOT)
M27570
REMOTE SENSOR
REMOTE SETBACK
HEAT VALVE
FAN
COOL VALVE
L
W/Y
Y/A
GI
Gm
Gh
N
Rs
Sc
SB
Ps
N
L (HOT)
M27571
REMOTE SENSOR
REMOTE SETBACK
VALVE
FAN
AUX
PIPE SENSOR
L
W/Y
Y/A
GI
Gm
Gh
N
Rs
Sc
SB
Ps