Service manual

44
7. Case of no stopping of the count down timer
When the door is opened during operation, the count down timer does not stop.
POINT
STATE
DOOR OPEN
DOOR CLOSED
A
OPEN
CLOSE
B
+5V DC
GND
B
A
CHECK NO METHOD REMEDY
Check the stage(ON,OFF) of the door open
1 monitor switch by resistance Replace door open monitor swith.
measurement.