Kidde KN-COB-IC Manual page 13

Operation
Function LED Display
Normal
Green LED constantly on
operation
Normal
Green LED flashes every
operation
7 seconds
Carbon
Red LED flashes with
monoxide
beeps. Amber LED shows
alarm
initiating alarm
Smoke / fire
Red LED flashes with
alarm
beeps.
Low battery
Red LED flashes every
15 seconds
Error / service
Red LED flashes every
alarm
30 seconds
Error
Red LED constantly on
Normal
Red LED flashes with
Test/Reset
beeps. Green and amber
function
LED's on
WARNING: IF AT ANY TIME YOU TEST THE ALARM AND IT DOES NOT PERFORM AS DISCRIBED,
HAVE IT REPLACED IMMEDIATELY.
NOTE: REFERENCE TO BATTERY BACKUP OPERATION IS ONLY APPLICABLE TO UNITS THAT
ARE EQUIPPED WITH BATTERY BACKUP OPTION.
Alarm Sound Unit Status
None Normal AC operation
(sensing no CO) and
with a good battery
None Normal DC operation
on 9V battery backup
4 quick beeps, Alarm condition.
5 seconds silence, Dangerous
repeating concentrations of CO
detected
3 long beeps, Receiving signal from
1 second silence, an interconnected
repeating smoke alarm detecting
smoke
One short "chirp" AC powered and low or
every 15 seconds missing battery
One short "chirp" Unit malfunction
every 30 seconds
Constant alarm Very low battery or unit
malfunction. Unit will
not respond to CO
4 quick beeps, Normal operation
5 seconds silence, when Test/Reset button
repeated once is pressed
Recommendation
None
Verify AC power is
restored as soon as
possible to conserve
battery. Replace battery
Refer to alarm
procedure on
Page 17
Evacuate by your
escape plan
Install or replace 9V
battery. Refer to
Page 14
Call Kidde
Customer Service
Replace 9V battery. If
condition continues,
call Kidde Customer
Service
CO not detected.
Alarm for test
purposes only
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