Record existing wires & disconnect
Use the space below to record the color of the wires that are plugged into the
terminals of your old thermostat wallplate.
Note: You will need to refer to this information in Steps 9 and 10.
Common Uncommon
Tip: You can also use the wiring guide in the Lyric app to create a diagram of how
to wire your new wallplate.
If you have uncommon wiring, visit the Honeywell Wiring support page for
instructions on setting up your Lyric thermostat with unique wiring:
lyric.honeywell.com/wiring
Select Old
Terminal
Add
Wire Color
F
H
P
T
U
V/VR
W3
Select Old
Terminal
Add
Wire Color
AUX
B
C
E
G
HUM
K
L
O/B
O
R
Select Old
Terminal
Add
Wire Color
RC
RH
U
U1
U2
VNT
W
W2
Y
Y2