Owner`s manual

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14.
DESCRIPTION OF AUDIBLE AND VISUAL SIGNALS
Condition LCD Readout LEDs Horn
CO alarm is
operational
Displays
continuously
Green LED flashes once
every 60 seconds
Silent
CO gas alarm
Displays current CO
reading in PPM
ALARM red LED flashes 4
times in synchronous with
horn
Beeps 4 times, pauses for 5
seconds. Repeats this
pattern for first 5 minutes.
Then pause time increases
to 60 seconds.
Mute CO alarm
audible signal
Displays for 5
seconds
ALARM red LED flashes 4
times
Silent
CO gas alarm in
Silent mode
Displays current CO level
in PPM
Green LED flashes once
every 60 seconds
Silent for 5 minutes
Testing alarm
Displays current CO level
detected
ALARM signals are same as
CO gas alarm condition, and
Green LED blinks once
when testing complete
Beeps 4 times, pauses for 5
seconds, then beeps 4
times again
Display CO Level
Displays current and
highest CO levels
detected, and duration of
peak CO level. Each
readout lasts 5 seconds
Green LED blinks once
when CO level display is
completed
Silent
Clear Peak
Memory
Displays
Green LED blinks once
when clear peak memory is
completed
Bursts a long beep
Low battery
voltage
Displays symbol
Green LED blinks for 5
seconds every minute
Chirps once per minute
Mute “low battery
voltage” audible
signal
Displays for 5
seconds
Green LED blinks for 5
seconds
Silent
Low battery in
Silent mode
Displays symbol
Green LED blinks for 5
seconds every minute
Silent for 24 hrs during the
first week
“End-of-Life”
Displays
continuously
SERVICE red LED glows for
3 seconds every minute
Chirps once per minute
Mute “End-of-Life”
audible signal
Displays for 5
seconds
SERVICE red LED glows for
5 seconds, then Green LED
blinks once
Silent
“End-of-Life” in
Silent mode
Displays
continuously
SERVICE red LED glows for
3 seconds every minute
Silent for 60 hrs during the
first month
Service required
Displays
continuously
SERVICE red LED blinks for
5 seconds every minute
Chirps twice (BEEP-BEEP)
per minute