5-16
CONDITION
CHECK
RESULT
CAUSE
REMEDY
Output is full power
when you set lower
power level.
Abnormal.
Defective PCB
assembly.
Replace PCB
assembly.
Disconnect the
wire leads from
relay 2 and check
continuity relay 2.
(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 wire leads 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.
Summary of Contents for MB-4334B
Page 9: ...SCHEMATIC DIAGRAM 4 3 ...
Page 28: ...6 2 13552A 14890A 13213A 13720D 14026A 14970A WTT028 13581A 13536A 13650A DOOR PARTS EV ...
Page 29: ...6 3 268711 24781S WTP013 23572A 23790D 23506A CONTROL PANEL PARTS EV ...
Page 30: ...6 4 WTT011 33052M 36549S 33390G 34370T 35889A 33112U WTP013 WTT010 OVEN CAVITY PARTS EV ...
Page 31: ...6 5 466001 466003 WSZ085 466001 43500A 43501A 44510A LATCH BOARD PARTS EV ...
Page 33: ...6 7 56170D 63303A WSZ002 WTT021 63302A 65006B BASE PLATE PARTS EV ...
Page 34: ... 36 ...