77
troublesHooting
4-2-4. When ICE MAKER(FF) 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.
(Fridge 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.
5. It may cause burn when the Ice Maker Heater heats up. So, please take an extra caution.
6. The Ice Maker has a counter-clockwise rotation function. So, its counter-clockwise rotation is normal.
Displays ERROR Code
Opration Condition while Motor is rotating
Micom(IC01) Operation Status
Stand-by
On
Motor Load (#74)
0V
5V
Heater Load (#118)
0V
5V
Heater operates differently according to the
conditions. Test Mode operation will be 30
sec.
Start
Ice Maker rotates when
pressing the Ice Maker testing
switch (over 1.5 sec)?
Input Voltage of IC01 MICOM
#73 is normal?
Is the water supplied in 6
minutes (After detecting the full
bucket and its horizontality)?
Is the ICE Maker Sensor
normal?
1) Check & Replace ICE MAKER KIT
2) Check Main PCB Input Signal &
Replace it (Micom IC01 Pin #7 - "0V")
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
2) Check & Replace Main PCB
1) Check & Repair ICE Maker Sensor
* Refer to it when ICE Maker Sensor is
defective
PCB & Ice Maker Related Parts are
normal.
Check all the Wire Connections again.
Micom(IC01) Operation Status
Standby
Rotation
Before
finishing
Completed
#73 (Blade Ice
Scoop)
0V
4.9V
4.9V
0V
Micom(IC01) Operation Status
#7
(Test Switch)
Stand-by
On
5V
0V
Ice maker Operation Status
Home → Motor CCW Rotation → Motor CW
Rotation → Water Supply → Normal ('Ding
Dong' Sound)
Yes
No
Yes
No
Yes
No
Yes
No