Samsung WF906 Series, Service Manual

Page: 35 / 43

Troubleshooting _ 33
Error T
ype
Error Mode
Causes
Corrective
Actions
Description of Photo
Door Error
dE
dE1 dE2
•
Door
switch
fault
•
Main
PCB
fault
•
If
a
dE
error
occurs,
check
whether
it
occurs
during
the
Boil
cycle.
-
If
it
is
detected
that
the
door
is
open,
close
the
door
.
•
The
220V
is
directly
connected
to
the
door
.
Check
and
repair
the
power
wire
connections
and
insulation
state.
•
Check
the
door
switch.
Replace
if
faulty
.
•
Check
the
main
PBA
door
sensin
g
circuit.
Replace
if
faulty
.
•
Check
the
drain
Pump
wire
conne
ction.
►
TYPE
1
Check
the
door
switch
voltage.
Check
the
voltage
after
the
power
is
on.
(That
is,
check
the
door
switch
when
the
power
button
is
turned
on
and
no
operating
key
is
pressed.)
3
5
►
TYPE
2
The
resistance
of
Nos.
3
and
5
of
the
DOOR
LOCK
SWITCH
must
be
approximately
1000Ω±50%.
Heater Error
HE
HE1 HE2 HE3
•
Heater
fault
•
A
fault
of
the
temp
sensor
located
between
the
heater
terminals
•
Steam
function
fault
•
Freezing
in
the
winter
season
•
Check
if
the
wire
is
cut
or
has
a
short.
if
it
faulty
,
Replace
it.
-
An
HE
or
HE1
error
occurs.
•
Check
if
the
overheating
sensor
o
f the
dry
heater
(or
air
wash
heater)
is
faulty
. if
it
faulty
,
Replace
it.
-
An
HE2
error
occurs.
•
Check
the
steam
heater
. Replace
if
faulty
.
-
An
HE3
error
occurs.
Air
W
ash
Heater
W
ash
Heater