When Ice Maker(Fz) Does Not Operate - Samsung RF263BEAE** Service Manual

troublesHooting

4-2-5. When ICE MAKER(FZ) does not operate

1. Water will be automatically supplied to the Ice Maker depending on temperature & time conditions, and
ice will be produced to dispense.
2. Power is applied to one end of the wires. So, make sure to refer to its Exploded View whenever doing
the disassembly.
3. The operation of the Ice Maker shall be done after pressing the Ice Maker Test Button.
(Freezer Ice Maker) It is not possible to check when the power is off.
4. Since both of the PCB and the Ice Maker are located at the front and the back each other, make sure
to have two people check them.
ERROR Code
Micom(IC01) Operation Status
Stand-by
#76
(Test Switch)
5V
Micom(IC01) Operation Status
Back
Stand-by Rotation
Rotation
#78 5V 0V 5V
Upon the initial power on, is
there a self-diagnostic location
detection of the Ice Maker?
Ice Maker rotates when
On
pressing the Ice Maker testing
0V
Return
Input Voltage of IC01 MICOM
Stand-by
Rotation
0V 5V
Is water supplied after a certain
Is the ICE Maker Sensor
PCB & Ice Maker Related Parts are
Check the room temperature
Opration Condition while Motor is rotating
Motor CW Rotation (#54)
Start
Motor CCW Rotation (#53)
Its operation status changes as the Motor
No
Yes
No
switch?
Yes
No
#78 is normal?
Yes
No
time passes?
Yes
No
normal?
Yes
normal.
78
Micom(IC01) Operation Status
Stand-by
0V
0V
rotates CW or CCW.
1) Check Wire Connection
2) Check & Replace ICE MAKER KIT
Check & Replace ICE MAKER KIT
1) Check Wire Connection
2) Check & Replace ICE MAKER KIT
3) Check & Replace MAIN PCB
1) Check & Replace Water Valve
* Refer to Water Valve Operating
Conditions
1) Replace or Repair ICE Maker
* Refer to it when ICE Maker Sensor is
defective
On
5V
5V