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11 69-1513EF—01
— Vent pipe connections vibrating loose
from clothes dryers, furnaces, or water
heaters.
— Vent pipe obstructions or unconven-
tional vent pipe designs .
• Extended operation of unvented fuel-burning
devices (range, oven, or fireplace).
• Temperature inversions that can trap
exhaust gases near the ground.
• Car idling in an open or closed area of the
garage or near the home.
Mounting Your CO Alarm
NOTICE
Device is sealed; cover is not remov-
able.
1. Select mounting location (see Recom-
mended Mounting Locations section).
2. Remove the mounting plate from the
back of the alarm by holding the back of
the mounting plate and twisting the alarm
in the direction of the Off arrow on the
alarm front cover.
NOTE: Be sure the UP wall mounting text and
arrow are pointing up.
3. Align the mounting plate on the wall, with
the UP arrow pointing up.
4. Attach the mounting plate to the surface,
using the screws and anchors provided to
secure the mounting plate. See Fig. 4.
NOTE: The battery is installed reversed for
shipping. It requires removal and rein-
stalling in the correct orientation.