Samsung RF31FM Series Manual page 184

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6. Self Diagnosis & Trouble Shooting
6-4. When ICE MAKER(FF) does not operate
MICOM(IC01) Operation Status
Ready Rotation
Complete
#73
(Guide Ice 0V 4.9V
Full)
Ice maker Operation Status
Home → Motor CCW Rotation → Motor CW
Rotation → Water Supply → Normal ('Ding
Dong' Sound)
Input Voltage of IC01 MICOM
Before
Returning
4.9V 0V
Is the water supplied in 6
minutes (After detecting the full
bucket and its horizontality)?
Is the ICE Maker Sensor
PCB & Ice Maker Related Parts are
Normal.Check all the Wire
Connections again.
YES
#73 is normal?
YES
YES
normal?
YES
1) Check Wire Connection
NO
2) Check & Replace ICE MAKER KIT
3) Check & Replace MAIN PCB
1) Check & Replace Water Valve
NO
* Refer to Water Valve Operating
Conditions
2) Check & Replace Main PCB
1) Check & Repair ICE Maker
NO
Sensor
* Refer to it when ICE Maker
Sensor is defective
To do list
184