nest Protect User Manual page 10

8. Remove the old connector
Unscrew the wire
nuts to detach the
120V connector
from your old
smoke alarm.
3/8"
The exposed wire
should be straight.
10. Install Nest Protect backplate
Screw the backplate to the existing electrical
box, reusing the existing screws. (Alternately,
you can screw the plate directly into the wall
or ceiling with the Nest screws.)
Tabs face away from
the ceiling or wall.
10
9. Attach the Nest 120V connector
Hold the white wire ends together, cap them
with a wire nut and twist clockwise until secure.
Do the same with the black wires. There's no
need for the red/orange/yellow wire. Simply cap
it with a wire nut and twist until secure.
Black:
Power line
Red/orange/yellow:
Interconnect
11. Connect power
Plug the 120V connector into the back of your
Nest Protect.
Bare copper
White:
Neutral line