Wire Connections - 1 Source S1-TBEU22P7S Installation Instructions Manual

INSTALLATION INSTRUCTIONS

Wire Connections

If the terminal designations on your old
thermostat do not match those on the
new thermostat, refer to the chart below
or the wiring diagrams that follow.
Wire from the
old thermostat
terminal marked
W1, W or H
Y1 or Y
Y2
B
O
W2
G or F
Rh, R, M, Vr, A
C
Thermal Insulating Sheet
A label is provided on the
backplate that prevents drafts
originating inside the wall from
entering the thermostat.
These drafts, left unchecked, may
cause incorrect room temperature
readings.
Please do not remove this label
from the thermostat. Insert the wires
through the slots provided in the label
as shown in Fig. 1.
Install on the
new thermostat
Function
connector marked
Gas Furnace
Electric Cool
Electric Cool
Rev. Valve
(Energize to Heat)
Rev. Valve
(Energize to Cool)
Aux. Heat
Fan
Power
Common
C
R
Y1
W1/O/b
G
W2
Y2
Fig. 1
Wire Slots
Page 6
S1-TBEU22P7S
W1/O/B
Y1
Y2
W1/O/B
W1/O/B
W2
G
R
C