Daewoo KOC-1B0K0S Microwave Oven User Manual


 
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4) Case of no heating of upper grill
When touching GRILL1 & COMBI button, oven lamp turns on and fan motor and turntable
motor rotate and cook indicator in the display comes on.
l Cause: RELAY 2 does not operate.
STATE POINT A POINT B
RELAY 2 ON
+5V DC GND
RELAY 2 OFF
GND +24V DC
5) Case of no heating of lower grill
When touching GRILL2 & COMBI button, oven lamp turns on and fan motor and turntable
motor rotate and cook indicator in the display comes on.
l Cause: RELAY 7 does not operate.
STATE POINT A POINT B
RELAY 7 ON
+5V DC GND
RELAY 7 OFF
GND +24V DC
6) Case of no heating of convection grill
When touching CONVECTION button, oven lamp turns on and fan motor and turntable motor
rotate and cook indicator in the display comes on.
l Cause: RELAY 3 does not operate.