RTH7600
23 69-2206ES—05
SETUP
WIRING
ASSIST
ANCE
TROUBLESHOOTING
Alternate wiring (for heat pumps only)
Leave metal jumper in place, connecting
R
&
Rc
terminals.
If your old thermostat had both
V
and
VR
wires,
stop now and contact a qualified contractor for
help.
If your old thermostat had separate
O
and
B
wires, attach the
B
wire to the
C
terminal. If
another wire is attached to the
C
terminal, stop
now and contact a qualified contractor for help.
If your old thermostat had
Y1
,
W1
and
W2
wires,
stop now and contact a qualified contractor for
help.
If
L
terminal is used,
C
terminal wire must be
connected (contact a contractor if there is no
C
wire).
If
E
and
Aux
terminals do not each have a wire
connected, use a small piece of wire to connect
them to each other.
2
3
3
4
5
5
6
6
M28077
5
6
Wiring—heat pump
