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Whenever the alarm is operating, the green Power LED flashes every 30
seconds to indicate the unit is monitoring for CO. If the alarm senses
dangerous levels of CO, the red Alarm LED will flash and the alarm will
emit an audible alarm pattern.
5. Model C3010 Operating Characteristics
Operating and Alarm Characteristics
Function LED Display Alarm Sound Unit Status Recommendation
Normal
Operation
Green LED
flashes every 30
seconds
None Normal
operation
Carbon
monoxide
alarm
Red LED flashes
with beeps.
4 quick beeps, 5
seconds silence -
continuous for first
4 minutes then 2
patterns once a
minute there after
Alarm condition.
Dangerous concentra-
tions of CO detected
Refer to “What to do
When the Alarm Sounds”
(inside front cover)
Low
battery
Amber LED flashes
every second
quick beep
every
60 seconds
Unit batteries are not
capable of powering
the unit either because
of age, storage or the
voltage of the battery
If unit is cold, allow to warm
up above 68°F. If the unit is
at room temperature and is
beeping /flashing every 60
seconds the unit needs to be
replaced.
Error /
Service alarm
Amber LED flashes
every second green
LED blinks error
code every other
30 seconds.
quick beep every
30 seconds
Unit is in error
condition
Error
Constant
Tone
Very low battery or
unit malfunction
Press and hold the test
button for 5 seconds to
perform a reset. If unit
continues to beep or
alarm, using a screwdriver
slide the switch on the
back of the unit up to the
shut down position. Unit
will not respond to CO.
Normal
Test/Reset
function
Red LED flashes
and Green LED
on. Amber on at
button press and
temporal pattern
4 quick beeps, 5
seconds silence
– repeated once
(1st at reduced
level,2nd at full
volume )
Normal operation
when Test/Reset
button is pressed
CO not detected. Alarm
for test purposes only
End of unit
life indicator
Amber LED flashes
every second and
green LED blinks
error code every
other 30 seconds.
Sequence of two
beeps every 30
seconds
End of unit life
Replace unit immediately. Using
a screwdriver slide the switch on
the back of the unit up to the
shut down position. Unit will not
respond to CO.
6. Model C3010-D (with digital display)
Operating Characteristics
When the unit is first powered up, the green Operate LED flashes once every 30
seconds and the digital display will show three “eights” – indicating the alarm
is in the start-up mode. The three “eights” will remain for approximately 30
seconds. Then, the alarm will display “0” and begin monitoring the air for CO
and will continue to do so as long as it receives power.
This alarm will display a “0” if CO concentrations between 0 and 30 PPM have
been detected within the last 15 seconds.
None
Event
memory
Red LED
flashes every 60
seconds.
None
High level of CO
detected within the
last 14 days
Perform a test/rest on
the unit and monitor for
repeat occurrences