For Users in the United States, follow the
protocol in steps 1 through 4 below
1 Operate reset/silence button;
2 Call your emergency services
(____ - ______) [fire department
or 911];
3 Immediately move to fresh air –
outdoors or by an open
door/window. Do a head count to
check that all persons are
accounted for. Do not reenter the
premises nor move away from the
open door/window until the
emergency services responders
have arrived, the premises have
been aired out, and your alarm
remains in its normal condition.
4 After following steps 1-3, if your
alarm reactivates within a 24 hour
period, repeat steps 1-3 and call a
qualified technician (____ -
______) to investigate for sources
of CO from fuel burning
equipment and appliances, motor
vehicles or other sources and
inspect for proper operation of
this equipment. If problems are
identified during this inspection,
have the equipment serviced
immediately.
Note any
combustion equipment not
inspected by the technician and
consult the manufacturers’
instructions or contact the
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