Instructions / Assembly
Two labels
Tip: Take a
picture of the
wires on your
old thermostat
to help you
remember.
5. Label wires
Peel off the blue labels and attach them to
your wires. Use the white labels if you have a
E, W3, HUM or DEHUM wire. You can connect
only one of these wires to the * connector.
See two labels for each connector?
Visit nest.com/2labels for help.
Remember, the power to your
HVAC system must be off to avoid
blowing a fuse in your equipment.
6. Disconnect wires and
remove base
7. Mark where screws will go
Use the bubble level to make sure the
Nest Thermostat is level.










