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COMPONENTS
FUSE
THERMAL
CUT-OUT
L.V.Transformer of P.C.B
(Refer to schemetic diagram)
RELAY 2 OF P.C.B.
(Wire leads removed.)
Note: Relay
Relay 1: Fan motor
Turntable motor
Oven lamp
Relay 2: Microwave
TEST PROCEDURE
Check for continuity of the fuse with an
multi-meter.
NOTE: If the fuse is blown, check the primary, the secondary, and the monitor switches,
H.V.D. and H.V.C. before replacing the fuse.
If the fuse is blown by improper switch operation replace the defective switch and the
fuse at the same time. Replace just the fuse if the switches operate normally.
Check for P.C.B. connector.
Disconnect the 3 pin
*
connector from P.C.B.
1
3
5
Relay 1
Relay 2
5-10
RESULTS
Normal
Abnormal
Below specified
Above
specified
temperature
temperature
Normal
Abnormal
Cooking Start
OFF
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