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CONDITION CHECK RESULT CAUSE REMEDY
No microwave
oscillation.
No continuity.
Continuity.
Defective PCB
assembly.
Replace PCB
assembly.
Disconnect the
wire leads from
relay and check
continuity of
relay. (Operate
the unit)
Replace Inverter
and Magnetron.
Output is full power
when you set lower
power level.
Abnormal.
Defective PCB
assembly.
Replace PCB
assembly.
Disconnect the
lead wires from
relay and check
continuity relay .
(Operate the unit)
(TROUBLE 5)
No microwave oscillation even though oven lamp and fan motor run.
(Display operates properly)
NOTE : • Make sure the wire leads correct position.
• When Removing the lead wires from the parts, be sure to grasp the connector, not the wires.
• When removing the magnetron, be sure to install the magnetron gasket in the correct position
and in good condition.