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Operation
How to Know If Your Alarm is Malfunctioning
Your alarm performs an internal
If the alarm malfunctions.
In the rare event that your alarm malfunctions, it will alert you with one of these signal groups (depending upon the type of malfunction that occurs):
Malfunction Signal Group 1 - Component Failure
–An intermittent “chirping” alarm will sound every 20 seconds., and
–An “Err” message will appear on the digital display
OR,
Malfunction Signal Group 2 - Microprocessor Failure
–The alarm will sound continuously, and
–The digital display will be blank, and
–The alarm cannot be shut off by pushing the “Test/Reset” button
Unplug the alarm immediately and return for warranty exchange (see “Warranty” on back page).
Low Battery Warning
If the 9V battery is missing, or if the battery’s power is low, a “Lb” message will display which blink’s alternately with the current CO reading every second. If this happens, you need to replace the battery. Refer to page 15 for more on low bat- tery warnings.
What to do if you’re not sure...
PLEASE familiarize yourself with the malfunction alert, and do not confuse these signals with an alarm. After reading the information above, if you are still unsure whether your
Never ignore a CO alarm. A true alarm is an indication of potentially dangerous levels of carbon monoxide. CO alarms are designed to alert you to the presence of carbon monoxide before an emergency, before most people would experience symptoms of carbon monoxide poisoning, giving you time to resolve the problem calmly.
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