Kidde KHU100-28 User Manual page 35

6. Model KN-COPP-B-LPM (with digital display)
Operating Characteristics
The following table illustrates the possible digital displays, describes the
audible alarm patterns, and the recommended actions to take.
Operating and Alarm Characteristics
LCD Display Shows
A steady display of
CO concentration
from 30-999. Red
LED flashes with beep
Brief "888" for
approximately 30
seconds
three "---" and
then "888".
Steady "0" displayed,
dot flashing every 5
seconds, Green LED
flashes every 30 secs.
"Lb" flashes alter-
nately with any
number, Red LED
flashes every 60 seconds.
"Err" displayed
Display is blank
Number from
11-999 displayed.
"End" displayed.
Red LED flashes
two times
every 30 seconds
The problems listed above are under normal operating conditions. Other
"Err" conditions could exist. If you should have any questions regarding
display conditions, call our Product Support Line.
Alarm Sound Unit Status
4 quick beeps, Alarm condition.
5 secs. silence, Dangerous
repeating concentrations of
CO detected
None Self test when first
powered up
4 quick beeps, Test/Reset button is
5 seconds pressed
silence,
repeated once
None Normal DC
operation with
good batteries
(sensing no CO)
One quick beep Batteries need to
every 60 seconds be replaced
One quick beep Unit is Error con-
every 30 seconds dition
Constant alarm Unit malfunction
None Peak Level Memory
activated. Highest
concentration of
CO detected is
displayed
Two quick End of unit life
beeps every
30 seconds
Recommendation
Refer to "What to
do When the Alarm
Sounds" (inside front
cover)
None – CO has
not been detected.
Numbers shown for
test purpose only
None – CO has
not been detected.
Numbers shown for
test purpose only
None
Replace all three AA
batteries immediately
Replace batteries. If "Err"
continues, unit has mal-
functioned and must be
replaced immediately. Unit
will not respond to CO.
Press the Peak Level button
while unit is in "Err" mode
to obtain error code and
call Product Support line.
Refer to following
section for informa-
tion regarding Peak
Level Memory
Replace unit imme-
diately. Unit will not
respond to CO.