Use and Care Manual
2. Product Features and Specifications
Fault
Move to
Fresh Air
Alarm
Operate
Test/
Reset
Carbon Monoxide Alarm
<HDUVRI/LWKLXP3RZHU
Fault
PPM of CO displayed
LB = Low Battery
End = End of Unit Life
Move to
Fresh Air
Alarm
Peak 
Level
Test/
Reset
Operate
Carbon Monoxide Alarm
<HDUVRI/LWKLXP3RZHU
   WARNING: After Ten (10) years from initial power up, this 
alarm will “beep” two times every 30 seconds to indicate that it is 
time to replace the alarm. Replace the alarm immediately! It will 
not detect CO in this condition. 
To help identify the date to replace the alarm, a label has been affixed 
to the side of the alarm. Write the installation date in a permanent 
marker on this label.
Model C3010
Model C3010-D
with digital display
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