Installing your thermostat
Wiring (Conventional System
continued)
c In the image on the right, check the
box next to each connection. You will
use this checklist in Step 9.
d Verify wire is firmly secured by gently
pulling on wire.
e Repeat steps a–d for all other wires.
f Push any excess wire back into the
wall opening after all wires are
installed.
g Continue to page 8.
Wiring (Heat Pump System)
6B Wire thermostat to your heat pump.
a Starting with the C Wire, match the
sticky tag on the wire to the terminal
labels.
You must have a C wire. See page 5.
b Slide wire gently into terminal hole
until it clicks into place. (If you need
to remove a wire, use a pen tip to
press the terminal release and then
pull the wire out.)
Note:
Refer to the wiring picture you took
in Step 2.
Tip:
To make it easier to slide the wire
into place, use a pen tip to hold down the
terminal release.
69-2715EF—07
Important!
Check the box for each wire
you connect. You will need
this information in Step 9.
Labels don't match?
See alternate wiring keys
on pages 7-8.
Note:
The wiring for your
application might be different
than the wiring shown below.
Terminal release
Remove jumper loop ONLY if
you have both R and Rc wires.
Labels don't match?
See alternate wiring keys
on pages 7-8.
6
EXAMPLE WIRING
Yours may look different
MCR34566