6
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
G
R
V/VR
X
AUX
G
R
V/VR
X
AUX
H
RC
W
X1
H
RC
W
X1
C
C E
E F
F
L
L O
O P
P
RH RH T
T U
U
W1 W1 W2 W2 W3 W3
X2 X2 Y
Y Y1 Y1
4 Separate Wallplate from New Thermostat
Remove wallplate from the new thermostat and mount onto wall.
Wallplate
Wire Labels
Terminal designation
ELEC
GAS