46
CHECK METHOD
(2) When touching "START" pad, oven lamp turns on.
Fan motor and turntable rotate and cook indicator in display comes on.
* Cause: RELAY "1" does not operate.
CHECK METHOD
5) When the door is opened during operation, the count down timer does not stop.
CHECK METHOD
POINT
A
STAGE
RELAY "2" ON
GND
RELAY "2" OFF
+12V DC
POINT
A
B
STAGE
RELAY "1" ON
+5VDC
GND
RELAY "1" OFF
GND
+12VDC
POINT
A
B
STAGE
1) DOOR OPENED
OPEN
5VDC
2) DOOR CLOSED
CLOSE
GND
D8
1N4002A
B
Q11 KRC106M
A
39
MGT RY
IC1
2
A
B
C2
104
V1
R16
10K
R15
D6
1N4148M
YW396-02V
CN1(D.O.M)
C1
473
R17
1K
1K
37
DOM
IC1
1
CHECK
METHOD
REMEDY
NO.
1
Check the stage (ON, OFF) of the secondary
Replace secondary
Interlock switch by resistance measurement.
interlock switch