Installing your thermostat
Alternate wiring (heat pump system only)
Use this if your wire labels don't match the terminal labels.
Note:
You must have
a C wire or equivalent.
See page 13.
69-2718ES—03
3
2
4
L
E AUX
G
O
F
X
W
F
X2
W1
W2
1
G O/B
K
L
AUX/E
18
4
5
6
C
Y
R
RC
H
X
Y1
V
R
B
B
M
VR
C
Y
R RC
7
HEAT PUMP
MCR33886
See key to
on page 19.
–
1
7