Filter
Top Products
29
READINGS YOU MAY SEE WHEN UNIT IS AC POWERED
Unit malfunc-
tion when AC
powered
Steady Err
and flashing
dot
“chirp”
every 30
seconds
Call Kidde
Customer
Service at
1-800-880-6788
Flashing
dot
None
Normal battery only
operation. Unit will
show reading only
if it senses CO
None
Flashing
dot and
“Err”
None
Normal AC oper-
ation (sensing no
CO) and with
good battery
None
Flashing
dot
None
Normal AC oper-
ation (sensing no
CO) and with
good battery
None
No display
Constant
alarm
Near dead bat-
tery or unit
malfunction
Replace battery. If
this does not fix, Call
Kidde Customer
Service at
1-800-880-6788
READINGS YOU MAY SEE WHEN UNIT IS ON TEMPORARY BATTERY BACKUP
I
I
f
f
a
a
t
t
a
a
n
n
y
y
t
t
i
i
m
m
e
e
y
y
o
o
u
u
t
t
e
e
s
s
t
t
t
t
h
h
e
e
a
a
l
l
a
a
r
r
m
m
a
a
n
n
d
d
i
i
t
t
d
d
o
o
e
e
s
s
n
n
o
o
t
t
p
p
e
e
r
r
f
f
o
o
r
r
m
m
a
a
s
s
d
d
e
e
s
s
c
c
r
r
i
i
b
b
e
e
d
d
,
,
h
h
a
a
v
v
e
e
i
i
t
t
r
r
e
e
p
p
l
l
a
a
c
c
e
e
d
d
i
i
m
m
m
m
e
e
d
d
i
i
a
a
t
t
e
e
l
l
y
y
.
.
Display Readings and What They Mean