Daewoo KOR-131H, Руководство по обслуживанию

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CONDITION
CHECK RESULT CAUSE REMEDY
Outlet has
proper voltage
Fuse does not
blow.
Check continuity of
magnetron
No
Continuity
Defective
magnetron
Replace
Display do not
shown countdown
No
Continuity
Normal
Defective touch
control circuit
Open power
supply cord
Malfunction of
secondary
interlock switch
Replace
Check continuity of
power supply cord
Replace
Replace
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CONDITION
CHECK RESULT CAUSE REMEDY
Turn table
motor, and
oven lamp do
not turn on
No
Continuity
Check continuity of
primary interlock switch
Check continuity of
secondary interlock switch
Check D.C. voltage
being supplied to
RELAY (RY2) coil
Malfunction
of primary
interlock switch
Malfunction
of secondary
interlock switch
Defective
touch control
circuit
Faulty
contacts of
RELAY
(RY2) or open
relay coil
Adjust or
Replace
Adjust or
Replace
Replace
Replace
No
Continuity
0 V
Approx
15 VDC