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WIRING
3 Label Wires with Tags
Label the wires using the supplied wire labels
as you disconnect them.
Wiring Labels
Apply these wiring labels to each wire with the appropriate
terminal designation as you remove it from the existing
thermostat.
B
B
Y2
Y2
C
G
G
H
H
L
R
R
RC
RC
RH
V/VR V/VR
W
W
W1
X
X
X1
X1
X2
AUX
AUX
Wire Labels
Terminal designation
6
C
E
E
F
F
L
O
O
P
P
RH
T
T
U
U
W1
W2
W2
W3
W3
X2
Y
Y
Y1
Y1
4 Separate Wallplate from
New Thermostat
Remove wallplate from the new thermostat
and mount onto wall.
ELEC
GAS
Wallplate
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