Daewoo KOG-366T0S, Руководство по обслуживанию, Страница: 35 / 56

34
(TROUBLE2) Oven does not operate at all; any inputs can not be acceted.
Check Result
Cause Remedy
Replace
Check continuity
of interlock
monitor switch
with door closed.
(COM NC)
Condition
Fuse blows
Continuity
(COM NC)
(COM NC)
No
continuity
Malfunction of
Interlock
monitor
switch
Replace
Replace
Replace
Replace
Check continuity
of both Primary
and secondary
interlock switch
with door closed No
Continuity
Continuity
Malfunction of
interlock switch
Check continuity of
primary interlock
switch contact with
door partially open
unit interlock
monitor switch
contact close
(COM NC
close)
Shorted
contacts of
primary
interlock switch
O
Ω
or
infinite
Replace Low
Voltage
Transformer
Approx 90-
120
Ω
(norm
al)
Fuse again
bolows
Check continuity
of primary winding
of low lvoltage
transformer.
Disconnect high
voltage fuse and
operate the unit Defective high
voltage
transformer
NOTE 1
NOTE 1
NOTE 1
Continuity