
Samsung Electronics 33
5) Fan motor in the refrigeration room does not work
1. Fan-motor operates with 2 modes.(Static or Rotation)
2. Fan-motor rotates for 30 seconds after one second of door open.
Precautions
Start
Door open
Rotates after 1sec
of door open
Is Micom pin 18
“HIGH”
?
Is Micom pin 12
“LOW”
?
RY03 is OK?
CON09 connection
is OK?
Motor L/W is OK?
Motor is OK?
Check parts location
Replace Motor
Check L/W
Connect connectors
Repair RY03
Replace IC07
Replace Micom & PCB
Does it stop if door
continues to open?
Normal
Y
Y
N
N
Y
Y
Y
Y
Y
Y
N
N
N
N
N
N
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