‑ 13 ‑
Runs
Runs
Runs
Runs
Unit
does
not
heat
up
even
if
display
counts
down
when
key
is
touched
for
Oven
Cooking
aaaaa
STEPSTEPSTEPSTEPSTEP
RESULTRESULTRESULTRESULTRESULT
SEQUENCESEQUENCESEQUENCESEQUENCESEQUENCE
(7)PROBLEM(7)PROBLEM(7)PROBLEM(7)PROBLEM(7)PROBLEM
Overheating
even
if
the
display
window
shows160C
for
reheating.
(8)PROBLEM(8)PROBLEM(8)PROBLEM(8)PROBLEM(8)PROBLEM
Check
resistance
of
heater:
Upper‑Approx.
62
ohm
across
terminal
Lower‑Approx.130
ohm
across
terminal
Resistance Incorrect.
Normal Resistance.
Replace
control
circuit
board.
Normal
control
circuit
board
or
relay
circuit
board
Replace
Heater
Normal
heater
Replace
control
circuit
board.
Replace
Oven
Thermistor
Normal
Oven
Thermistor
Normal
control
circuit
board
or
re‑
lay
circuit
board
Resistance
Normal
aaaaa
Check
resistance
of
Oven
Thermistor
between
Pin
3
and
Pin
4
of
connector
S105
after
removing
from
control
circuit
board.
NOTES:NOTES:NOTES:NOTES:NOTES: When the oven thermistor circuit is
open, the display window wi
ll continuously
show
160℃
even if the unit becomes overheated by continuous O
N of the
heater.
When
the
heater
is
operated
continuously
for
4
min.
or
more,
error
code
E‑32
is displayed.
When
it
is
short‑circuited,the
display
window
will
show
the
err
or
code
E‑31
.