Honeywell COMMERCIALPRO TB7220 - Manual (Page 5)

TB7220 COMMERCIALPRO™ PROGRAMMABLE THERMOSTAT
5 63-2635—03
Install Wallplate (See Fig. 8)
Mount the thermostat horizontally on the wall:
1. Pull the wires through the wire hole on the wallplate.
2. Position the wallplate on the wall with the arrow pointing
up. Level the wallplate for appearance only.
3. Use a pencil to mark the mounting holes.
4. Remove the wallplate from the wall and drill two 3/16 in.
holes in the wall (if drywall) as marked. For firmer
material such as plaster, drill two 7/32 in. holes. Tap the
wall anchors (provided) into the drilled holes until flush
with the wall.
5. Pull the wires through the wire hole on the wallplate and
position the wallplate over the wall anchors.
6. Insert the mounting screws into the wall anchors and
tighten.
Fig. 8. Install wallplate.
WIRING
CAUTION
Electrical Shock Hazard.
Can cause electrical shock or equipment damage.
Disconnect power supply before connecting wiring.
IMPORTANT
— All wiring must agree with applicable codes,
ordinances and regulations.
— Use 18 gauge thermostat wire. Shielded cable is not
required.
NOTES:
— Refer to Table 5 for terminal designation
descriptions.
— See Fig. 12 through 21 for wiring diagrams for
specific equipment applications.
1. Select set of terminal identifications that correspond to
your system type (conventional or heat pump). See Fig. 9.
Fig. 9. Terminal identifications for system type.
2. Loosen screw terminals used for the application.
3. Insert the wires into the terminal block and tighten each
screw terminal. See Fig. 10.
Fig. 10. Insert wires into terminal block.
4. Push excess wire back into the wall opening and restrict
wires to the shaded area. See Fig. 11.
5. Plug the wall opening with nonflammable insulation to
prevent drafts from affecting the thermostat.
WALL
MOUNTING
HOLES
M13665
MOUNTING
SCREWS (2)
WALL
ANCHORS (2)
WIRES THROUGH WALL
AND WIRE SLOT
M13663
C
G
Y
W
RC
R W2
Y2
A
S1
S2
SCREW
TERMINALS
HEAT PUMP
CONVENTIONAL
1
FACTORY INSTALLED JUMPER. 1
C
G
Y
O/B
RC
R W1
Y2
S1
S2
M13666
WIRE HOLE