5-15
CONDITION
CHECK
RESULT
CAUSE
REMEDY
No microwave
oscillation.
No continuity.
Continuity.
Abnormal
Defective high
voltage
transformer.
Replace high
voltage
transformer.
Normal
Defective PCB
assembly.
Replace PCB
assembly.
Disconnect the
wire leads from
relay 2 and
check continuity
of relay 2.
(Operate the unit)
Check high vol-
tage transformer
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)
Abnormal
Defective high
voltage capacitor.
Replace high
voltage capacitor.
Normal
Check high vol-
tage capacitor.
Abnormal
Defective high
voltage diode.
Replace high
voltage diode.
Normal
Check high vol-
tage diode.
Abnormal
Defective
magnetron.
Replace
magnetron.
Check
magnetron.
(TROUBLE 5) No microwave oscillation even though oven lamp and fan motor run.
(Display operates properly)
NOTE : • Make sure the wire leads are in the 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.
Содержание MS-2642FB
Страница 26: ...6 1 EXPLODED VIEW INTRODUCTION ...
Страница 27: ...6 2 13213A 13552A 15006A 13581A 13536A 14026A 14970A 13352A 13720D DOOR PARTS ...
Страница 28: ...6 3 23506A 23572A 268711 WTP018 24781M CONTROLLER PARTS ...
Страница 29: ...6 4 36549S WTP013 33390G 34370T WTT010 WTT021 33112U 35889A WTT011 33052M OVEN CAVITY PARTS ...
Страница 30: ...6 5 WSZ085 466001 466003 466001 44510A 43500A LATCH BOARD PARTS ...
Страница 32: ...6 7 WTT021 63302A 63303A 56170D WSZ002 948503 WTT028 647781 BASE PLATE PARTS ...
Страница 33: ...8 1 SCHEMATIC DIAGRAM OF P C B ...
Страница 34: ...8 2 PRINTED CIRCUIT BOARD ...
Страница 35: ...P NO 3828W5S2284 Apr 2002 Printed in Korea ...