Installation Guide

1 Beep every minute.
Amber LED ash once every
48 seconds, green LED off.
No beeping.
2 Beeps every minute.
Amber LED ash twice every
48 seconds, green LED off.
3 Beeps every minute.
Amber LED ash three times
every 48 seconds, green LED off.
Low batteries.
Normal operation.
Carbon monoxide alarm
error.
Product expired
(10 years from the date of
manufacture indicated on the
alarm).
What You Hear / See What It Means
Maintenance
Use
Replace batteries.
No action.
Replace unit with same brand.
Replace unit with same brand.
What To Do