Johnson Controls S1-TTSCC Instruction Manual page 8

1078329-UIM-A-0114
Touch Screen
Communicating Control
A+
R
C
B-
Wiring Diagram Communicating Furnace, Non-Communicating AC
FIGURE 7:
Touch Screen Communicating Control Wiring
ELECTRICAL OPERATION HAZARD
Failure to follow this warning could result in personal injury, death, or equipment damage.
Before installing, modifying, or servicing system, the main electrical disconnect switch must be in
the OFF position. There may be more than 1 disconnect switch. Lock out and tag switch with a
suitable warning label.
1. Turn off all power to equipment.
2. Loosen the screws in the terminal block of the mounting back plate.
3. Match and connect thermostat wires to proper terminals on Touch Screen Communicating Con-
trol mounting back plate.
4. Push any excess wire back into the wall.
Plugging the hole in the wall with nonflammable insulation can help prevent drafts from adversely
affecting temperature control.
5. Once wires are secured, the mounting back plate can be placed on the wall as previously out-
lined.
8
Modulating Furnace
Communicating Control
A+
R
GND
B-
LO
COMP
HI
COMP
O
DHUM
Y1
Y/Y2
W
R
G
C
NOTICE
Non-Communicating
Air Conditioner
Y
Y2
R
C
Johnson Controls Unitary Products