Owner's Manual

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 ne ,t.com/2labels
for help.
6. Disconnect wires and
remove base
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'
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ffi Remember, the power to your
HVAC system must be off to avoid
blowing a fuse in your equipment.
Two labels
m
Tip: Take a
picture of the
wires on your
old
thermostat
to help you
remember.
7. Mark where screws will go
Use the bubble level to make sure the
Nest Thermostat is level.