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