Coway CHP-01AL, Manual

Page: 29 / 64

28
Electric Part
Trouble Shooting
YES YES YES
YES
Trouble
Trouble Shooting
Trouble Mode
What to Do
F
licker
in
g
Water
l
e
v
e
r
s
e
n
sor high
(dete
c
t OFF,
sound
B
u
z
z
er
1 0
t
imes
)
Is
th
e r
a
ng
e
of r
e
si
stan
c
e
v
a
lu
e of ov
e
rflo
w
d
e
tect
in
g
sen
s
o
r be
tw
e
e
n
1
M
Ω
and 0
Ω
?
(Me
a
s
ur
e
afte
r
op
ening
the s
e
n
so
r co
nne
cto
r)
NO
NO
NO
T
h
e
resis
ta
n
ce
v
a
lue
of coi
l
-
F
e
e
d
v
/v
:110
Ω±
5%
(at
2
0
℃
)
NO
Is
th
e fun
c
ti
on of
w
a
ter
l
e
v
e
l
s
e
n
so
r
norm
a
l ?
Is the v
o
ltage v
a
lue
o
f t
ran
s
fo
rmer
AC24V,
DC 2
4
V
?
Is the v
o
ltage v
a
lue
of Feed v
a
lv
e DC24V
?
Is the functi
on of Feed v
a
lv
e norm
al
w
h
en it
suppl
ie
d
2
4
V ?
C
h
eck
a
fter
re
p
lacin
g
fee
d
v
a
lv
e
Is
w
a
te
r r
e
s
e
rv
oir
le
v
e
l O
FF?
Infe
rior OFF s
e
n
s
or
insul
a
tion
Erro
r m
a
in
P
CB
cir
c
uit
Infe
rior w
a
te
r
le
v
e
l
S
e
n
s
or
high
Erro
r tr
an
sfo
rm
e
r
Inferior m
a
in PCB
Inferior feed
v
a
lv
e
Che
c
k
th
e
ra
ting
vo
lt
a
g
e
C
h
eck the
s
uppl
y
Wat
e
r
Che
c
k
th
e
s
upply
Water
ad
aptor
C
h
eck t
h
e
hy
d
ro
pr
e
s
su
re
C
h
eck t
h
e
hy
d
ro
pr
e
s
su
re
C
h
eck t
h
e
hy
d
ro
pr
e
s
su
re
YES YES
NO