Troubleshooting _ 39
Err
or
Ty
pe
Code
Causes
Corr
ectiv
e A
ctions
Description of Phot
o
Upper
w
asher
Low
er
w
asher
Door
Err
or
1DC
4
-
•
Uppe
r w
asher
inner
door
open
•
Check
inner
d
oor
in
Upper
w
asher
.
•
Cl
ose
the
door
and
pr
es
s the
ST
AR
T /
P
AU
SE
butt
on
Pl
ease
pr
es
s.
Check
the
A
SS
Y
SWIT
CH-
TA
CT
Resistanc
e
when
you
pr
es
s the
swit
ch
butt
on.
The
resistanc
e
of
2
pin
Must
be
appr
oximat
el
y
0~0
.3Ω
Heat
er
Err
or
-
HC
HC1
•
Disc
onnectio
n
wir
e
•
Heat
er
fal
ut
•
W
ash-thermist
or
fault
•
Check
for
connection
betw
ee
n
wir
e
and
heat
er
.
•
If
w
ash
heat
er
is
faulty
, r
epla
ce
it.
-
Ref
er
the
TYPE
1
•
If
it
is
not
pr
obl
em
in
heat
er
, r
eplac
e
w
ash-thermist
or
-
Ref
er
the
TYPE
2
[ FR
ONT
]
A
B
▶
TYPE
1
Check
the
resistanc
e
betw
een
A
and
B
. It
shoul
d
be
16
.05±0
.65Ω
.
[ B
ACK
]
C
▶
TYPE
2
If
TYPE
1
is
OK
, Change
a
w
ash-
thermist
or
at
back
of
T
ub
.
