28
The oven door switch
is broken, causing the
circuit to misjudge
that the door is
open, so it causes the
oven to stop heating.
Replace the oven
door switch.
E7
The electronic
components of the
circuit board are
broken.
Replace the circuit
board.
The heating tube is
broken.
Replace the heating
tube.
The oven door switch
is broken, causing the
circuit to misjudge
that the door is
open, so it causes the
oven to stop heating.
Replace the oven
door switch.
E8
The electronic
components of the
circuit board are
broken.
Replace the circuit
board.
The latch motor is
broken.
Replace the latch
motor.
If it is in the
unlocking process,
the micro switch at
the latch S2 position
is broken.
Replace the micro
switch at the S2
position of the latch.
If the door is being
locked, the micro
switch at the latch S3
position is broken.
Replace the micro
switch at the S3
position of the latch.
E9
The electronic
components of the
circuit board are
broken.
Replace the circuit
board.
Abnormality of local
AC power 120V/240V
frequency
50Hz/60Hz.
Turn off the power
for 30 seconds and
turn on the power
again.
E10
The main control
chip SH79F326 is
broken internally.
Replace the circuit
board.
E11
The NTC thermistor
on the main control
Replace the circuit
board.
circuit board is
broken.
E12
The indoor ambient
temperature is too
high, resulting in
excessive
temperature rise.
Indoor ventilation
cooling.
NTC thermistor aging
failure, resulting in
inaccurate
temperature.
Replace the circuit
board.
Remark:
1
When E5, E6, E7 appears, you can press Cancel
to cancel.
2
E9 is the power supply frequency monitoring:
the power supply frequency range is between
(38Hz~75Hz), each monitoring time is 5 minutes, if the
frequency continuously exceeds the range within 5
minutes, it is a fault; if there is no AC signal for 5S
continuously, the fault .
3
In the event of E1, E3, E8 failure, you can long
press the (START+Num9) key 3S to enter the door lock
reset action: the door lock motor turns 3S to stop 2S, and
stops after 12 consecutive times, press the Cancel button
to stop.
11. Replacing the parts
(1) Removing the oven door
CAUTION
The
door
is
very
heavy.
Be
careful
when
removing
and
lifting
the
door.
Do
not
lift
the
door
by
the
handle.
Use
two
hands
to
remove
an
oven
door.
For
double
ovens,
repeat
the
process
for
each
door.
4
Prior
to
removing
the
oven
door,
prepare
a
surface
where
you
will
place
covered
with
a
soft
blanket.
You
can
also
use
the
corner
posts
from
your
packaging
material.
5
Open
the
oven
door.
6
Locate
the
oven
door
hinge
locks
in
both
corners
of
the
oven
door,
and
then
rotate
the
hinge
locks
toward
the
oven
door
to
the
unlocked
position.
If
the
door
hinge
lock
is
not
rotated
fully
(see
illustration
B
on
the
left
for
an
example
of
full
rotation),
you
will
not
be
able
to
remove
the
door
properly.
7
Partially
close
the
door
to
engage
the
door
latch
locks.
