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Display Readings
24
Readings You May See When Unit is AC Powered
Readings You May See When Unit is on Temporary
Battery Backup
Display Shows
Alarm
Sound
Unit
Status
Recommended
Action
Steady “Err
and
flashing dot
“Chirp” every
30 seconds
Unit malfunc-
tioning when
AC powered
Call our Kidde cus-
tomer service
department on
01753 685148
Steady “Err
and
flashing dot
“Chirp” every
30 seconds
“Chirp” every
30 seconds
Flashing dot
No display
None
Constant Alarm
Normal battery
only operation unit
will show reading
only if it senses
CO
Unit malfunctioning
when Battery
powered
Very low battery-unit
will not respond to
CO
Near dead battery
or unit malfunction
Replace Battery-
if this does not
fix condition,
call our Kidde
customer service
department on
01753
685148
Replace Battery
Refer to Step 2
on page 2
Plug into AC as
soon as possible
to conserve
battery
Display Shows
Alarm
Sound
Unit
Status
Recommended
Action
If at any time the alarm does not perform as described, have it replaced immediately.
No display
Call our Kidde cus-
tomer service
department on
01753 685148
2520-7203-00.qxd 2006.4.7 3:50 PM Page 24