Owner's Manual
21
Troubleshooting
ALL
THESE
THINGS
ARE
NORMAL
?
Dull
thumping
sound
during
oven
operation.
?
Steam
or
vapor
escaping
from
around
the
door.
?
Light
reflection
around
door
or
outer
wrapper.
?
Dimming
oven
light
and
change
in
blower
sound
during
oven
operation
at
power
levels
other
than
high.
?
Some
radio
and
TV
interference
might
occur
during
operations.
It
is
similar
to
the
interference
caused
by
other small
appliances
such
as
mixers,
blow
dryer,
etc.
BEFORE
CALLING
FOR
SERVICE
Check
the
following
list
to
be
sure
a
service
call
is
really
necessary.
A
quick
reference
of
this
manual
as
well
as
reviewing
additional
information
on
items
to
check
may
prevent
an
unneeded
service
call.
Problem
Possible
Causes
Oven
will
not
start at
all
?
Electrical
cord
for
oven
is
not
plugged
in.
-Plug
into
the
outlet.
?
Door
is
open.
-Close
the
door,
open,
and
try
again.
?
Wrong
operation
is
set.
-Check
operation
instructions.
Arcing
or
sparking
?
Materials
to
be
avoided
in
microwave
oven
are
used.
-Use
microwave-safe
cookware
only.
?
The
oven
is
operated
when
empty.
-Do
not
operate
with
oven
empty.
?
Food
refuse
remains
in
the
cavity
or
inside
the
cavity
is
uncleaned.
-Clean
cavity
with
wet
towel.
Uneven
cooking
or
poor
defrosting
?
Materials
to
be
avoided
in
microwave
oven
are
used.
-Use
microwave-safe
cookware
only.
?
Cooking
time/Cooking
power
level
is
not
suitable.
-Use
correct
time/Cooking
power
level.
?
Food
is
not
turned
or
stirred.
-Turn
or
stir
food.
Overcooked
foods
?
Cooking
time/Cooking
power
level
is
not
suitable.
-Use
correct
time/cooking
power
level
when
you
cook
the
same
food.
Undercooked
foods
?
Materials
to
be
avoided
in
microwave
oven
are
used.
-Use
microwave-safe
cookware
only.
?
Food
is
not
defrosted
completely.
-Completely
defrost
food.
?
Oven
ventilation
ports
are
restricted.
-Check
to
see
that
oven
ventilation
ports
are
not
restricted.
?
Cooking
time/Cooking
power
level
is
not
suitable.
-Use
correct
time/Cooking
power
level
when
you
cook
the
same
food.
To
avoid
risk
of
severe
personal
injury,
electrical
shock
or
death,
do
not
remove
outer
case
of
at
any
time.
Only
an
authorized
servicer
should
remove
outer
case.
w
WARNING