Step-by-step Instructions
Learn more about stranded wires
4. Remove jumper
wires and save
them
Jumper wires are short wires between two connectors. The Nest thermostat
doesn’t need them.
Keep your current thermostat, the photo of your wiring, and any jumper wires your
current thermostat uses in a safe place.
hat way if you ever decide to move and you want to take your Nest thermostat
with you, you’ll have everything you need to reinstall your current thermostat.
5. Label the wires
f you see two sets of labels on each connector on your old thermostat’s backplate,
isit the following article for help:
My old thermostat has two labels for each connector
Peel off the labels from the quick start card that came with your Nest thermostat
and attach them to the matching wires on your thermostat. You can also use the
white labels for additional wires if needed.
Troubleshooting wire labels
f you have labels like W, Y, or R, use the wiring diagram that you created earlier to
choose which labels to attach to these wires
f you have different wire labels not covered here, read this article to learn more
about thermostat wire labels:
Learn more about what thermostat wire labels mean
f you removed your old thermostat without labeling your wires first, check the
picture you took in step 2. If you don’t have a picture you can check your system to
try to determine your wires, or contact a Nest Pro