12.1.5. Silence False / Nuisance alarm
Occasionally Smoke Alarms can be activated by phenomena other than fire,
e.g. dust, insects, cooking fumes. Once you are sure it is a nuisance alarm
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will then flash every 8 seconds for 10 minutes.
12.1.6. Interconnect system in alarm
With an interconnected system it is almost impossible, without a control
switch, to locate the actual Alarm that has activated the system. In the case
of a real fire, this is not a major concern as the occupiers of the dwelling
should proceed in accordance with 12.1.4 above. However if the system is
responding to a recurring nuisance alarm it is very important that the offending
Alarm is identified so the problem can be eliminated by cleaning or replacing
this Alarm. The offending Alarm can be identified by a rapidly flashing red
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12.2. Fault Conditions
12.2.1. Low battery
Normally the battery will last over 10 years before it becomes partially
depleted. Check the date when the Alarm should be replaced which is given
on the sidewall of the Alarm. When electronic self testing indicates that the
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same time (about every 32 seconds) to warn the user. This indicates that the
Alarm must be replaced.
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