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3. Other Alarm Visual And Audible Indicators
If problems are identified during this inspection, have the equipment serviced
immediately. Note any combustion equipment not inspected by the technician and consult the
manufacturer’s instructions, or contact the manufacturer directly for more information
about CO safety and the equipment. Make sure that motor vehicles are not, or have not been,
operating in a garage attached or adjacent to the residence. Never restart the source of a CO
problem until it has been corrected. Never ignore the sound of the alarm!
Operational Mode Visual Indications Audible Indications Action/Note
Normal (standby) Green LED blinks approx every
60 sec.
Test (button press when
no alarm condition is
present)
(Note: Test is very loud,
stand a few feet away.)
Red LED blinks in time with
alarm pattern.
•
Single beep.
• 3 long beeps, voice “Fire!,”
3 long beeps, 4 quick beeps,
voice “Warning, Carbon Monoxide,”
4 quick beeps.
Perform button press once a
week to verify proper alarm
operation.
Smoke or CO Alarm
Memory (unit has
experienced a smoke or
CO alarm event, or has
detected 100ppm CO or
greater.)
Smoke: Red LED blinks
every 15 sec.
CO: 2 red LED blinks
every 15 sec.
After button push, voice “Smoke
previously detected” or “Carbon
monoxide previously detected.”
NOTE: Alarm memory is only
retained for 24 hrs. Push button
to clear Alarm Memory.
Smoke Alarm Hush
TM
Mode
Red LED blinks every 2 sec. After button push, voice “Hush
Mode Activated.” Smoke alarm
pattern stops. If there is too much
smoke to allow Hush
TM
, voice
“Too much smoke, alarm cannot
be hushed.” (smoke alarm pattern
continues)
This feature is to be used only
when a known alarm condition,
such as smoke from cooking,
activates the alarm. Push button
during Hush
TM
to clear Hush
TM
and perform a test.
CO Alarm Reset None. After button push: CO alarm pattern
stops.
Unit is confirming if CO is present
or if it experienced a nuisance
situation. Re-alarm means dan-
ger. Move to fresh air and call 911.
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