Daewoo KOR-145M0P, Руководство по обслуживанию

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44
(TROUBLE 4) Display shows all figures selected, but oven does not start cooking, even though desired program
and time are set and start pad is tapped.
Condition Check Result Cause Remedy
Replace
Outlet has
proper voltage.
Fuse does not
open. Check continuity of
Magnetron thermostat No
Continuity Defective mangetron
thermostat.
Replace
Condition Check Result Cause Remedy
Adjust or
replace Turntable
motor fan
motor and
oven lamp do
not turn on. Check continuity of
parimary interlock
switch. No
Continuity Malfunction of Primary
Interlock Switch
Replace
Check D.C. voltage
being supplied to
RELAY “2” coil.
0V
Defective touch control
circuit
Replace
Approx.
24VDC Faulty contacts of
RELAY “2” or open
relay coil
Condition Check Result Cause Remedy
Replace
Turntable
motor, fan
motor and
oven lamp turn
on for a
second when
the start pad is
tapped Check continuity of
primary winding of
high voltage
transformer and touch
control circuit No
Continuity Open winding
Replace
Normal Defective touch control
circuit
Check continuity of
power supply cord. No
Continuity Open power supply
cord.
Replace Normal
Defective touch
control circuit.
Replace
Display do not shown
countdown Malfunction of
D.O.M.Switch.