Troubleshooting _ 41
Error T
ype
Error Mode
Causes
Corrective
Actions
Description of Photo
Switch
Error
(Main
Relay
Error)
bE1
bE2
bE3
•
The
Power
button
is
continually
pressed.
•
A
button
other
than
the
Power
button
is
continually
pressed.
•
Main
PCB
relay
fault
•
Check
whether
either
the
Power
switch
or
a
tact
switch
is
continually
pressed.
•
Check
whether
the
service
PBA
holding
screws
are
fastened
too
much.
If
they
are
fastened
too
much,
loosen
them
a
little.
•
If
the
main
PBA
switching
IC
on/of
f error
has
occurred,
replace
the
main
PBA.
•
The
“bE3”
error
occurs
if
the
main
relay
connections
are
incorrect.
Check
the
connections.
If
there
is
no
error
in
the
connections,
replace
the
main
PBA.
GAP
Check
the
contact
between
the
control
panel
buttons
and
their
corresponding
tact
switch.
-
There
must
be
a
gap
between
a
control
panel
button
and
its
corresponding
micro
switch.
Otherwise,
an
error
occurs
after
approx.
30
seconds
has
passed.
Cooling
Error
CE
•
W
ashing
temperature
sensor
fault
•
Description
of
PL
hazard
prevention
•
This
error
occurs
if
the
water
temperature
is
more
than
50
˚C
in
draining.
Check
the
temperature.
•
If
the
water
temperature
is
normal,
this
error
is
due
to
a
temperature
sensor
fault.
Replace
the
washing
heater
.
When
replacing
the
washing
heater
, take
care
to
prevent
water
leakage.
Check
the
resistance
on
the
Heater
. (For
faulty
features)
Check
the
voltages
on
the
red
/ blue
terminals
of
the
Heater
while
washing.
Check
27±10%
on
both
terminals
and
the
voltage
of
the
Heater
.
WF-M592NMH-YLP.indb 41
2010-2-22 13:30:03
