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willsoundaloudaudiblealarm(85dBat1m
(3feet))andtheAlarmLEDbelowthe
symbolonthefrontofthedetectorwill
ashredonceeverysecond.
The Alarm will sound:
• Between60and90minuteswhen
exposedtoaminimumof50ppmofCO.
• Between10and40minuteswhen
exposedtoaminimumof100ppmofCO.
• Within3minuteswhenexposedtoa
minimumof300ppmofCO.
Alarm silence:
It is possible to temporarily silence the
alarm up to two times if the level of CO
that triggered the alarm is less
than 200ppm. After ventilating
the property you can temporarily
silence the alarm by pressing the
Test/Mode button, the alarm will stop and
thesilencemodesymbolwillappearonthe
screen.Thesilence modewilllastfor up to
3minutes.IftheCOlevelremains toohigh
thealarmwilltriggeragainorifthelevelof
CO rises above 200ppm then the detector
willautomaticallyre-enteralarmmode.Ifthe
levelofCOhasfallentoasatisfactorylevel
thesilencemodeiconwilldisappear,theunit
willexitalarmmodeandthesegmentsofthe
bargraphwillslowlydisappearastheCOin
thesensorclears.
Alarm in absence:
IfthePeaklevelreadingsymbolis showing
on the screen but there is no full alarm
sound and you are not pressing
the test button, then your
detector is warning that it has
detectedCarbonMonoxideinyourabsence.
Immediately vacate the premises and seek
medical attention for anyone suering
the eects of CO poisoning (headache,
nausea, see page 3). Treat this as a serious
warning. Call a qualied technician and
havetheprobleminvestigatedandrectied
immediately. For usefull contact numbers
seepage17.
Error signal:
Theunitcontinuouslychecksthesettingsof
its sensor and circuitry. If any
of these settings are found to
be incorrect, the detector will
emitasinglechirponceperminuteandthe
displaywillshow“Err”forerrorandanerror
code,cyclingbetween“Err”andtheparticular
errorcode.
Low power pack signal:
If the power pack becomes low then
the detector will emit a single chirp
once per minute and the low power
packiconwillashonthescreen.
IMPORTANT: A single chirp once per
minutetogetherwithanerrorsignalor
lowpowerpackwarningdoesNOTmeanthat
thedetectorhasdetectedcarbonmonoxide.
If you experience an error condition or low
power pack warning and the product is