When Cubed Or Crushed Ice Does Not Dispense Properly - Samsung RF32FM SERIES Service Manual

TROUBLESHOOTING

4-2-12. When Cubed or Crushed ice does not dispense properly

It dispenses ice?
Which Ice type is selected?
When dispensing ice, cubed ice is
dispensed?
Cubed Ice is selected?
CUBE MOTOR is positioned to
Cubed?
When the Ice S/W is pressed,
does CN50 #7 change to 0V?
Dispenser Cover is open?
When the Ice S/W is pressed,
does IC73 #3 and #5 change to 5V?
After disconnecting CN72 and
CN73 co wold you measure both
contacts of RY7A, RY7C
After disconnecting CN72 and
CN73 connectors, measure both
contacts of RY7A and RY7C.
MAIN PCB is normal
-- Check other parts
① Check wiring between AUGER
MOTOR ↔ MAIN PCB
② Check wiring or connector
between
The operation condition is that
Start
the Fridge Door is closed.
No
Yes
① Check Ice Eject S/W
② Check DOOR S/W(Including Auger Safety Switch)
③ Check Ice Eject Motor
④ Check Ice Eject Motor Wiring
⑤ Check if COVER ICE ROUTE is open (S/W Open)
⑥ Check the Q713 operation regarding the
AUGER_MOTOR safety
Select
Cubed Ice
Crushed
Cubed
Works Normal
No
No
Works Normal
Yes
No
Check Wiring / Check Cube
Yes
Solenoid
No
- Check Ice Switch
- Check Wiring
Yes
- MAIN PCB Defect :Replace
No
- Check Ice Switch
Yes - Check Wiring
- MAIN PCB Defect :Replace
No
MAIN PCB Defect –
Yes
Replace, Micom(IC01) Defect
No
- RY7A,RY7C RELAY Defect
Yes
- MAIN PCB Defect - Replace
No
It dispenses ice?
Yes
Crushed Ice is coming out?
Crushed Ice is selected?
CUBE MOTOR is positioned to
When the Ice S/W is pressed, does
CN50 #7 change to 0V?
Dispenser Cover is open?
When the Ice S/W is pressed, does
IC73 #3 change to 5V?
After disconnecting CN72 and
CN73 co wold you measure
both contacts of RY7C
pressed, does RY7C RELAY
71
Ice Off is selected off?
Yes
Turn it off
Yes
Works Normal
No
No
Select Crushed Ice
Yes
No
Crushed?
Check Wiring / Check
Yes
Motor Cube
No
- Check Ice Switch
- Check Wiring
Yes
- MAIN PCB Defect : Replace
No
Check Wiring and Motor,
Check Cover Ice Route S/W1,
Yes
MAIN PCB Defect - Replace
No
MAIN PCB Defect -
Yes
Replace
When the Ice S/W is
No
become 0Ω?
- RY7C RELAY Defect
Yes
- MAIN PCB Defect - Replace
No
① Check if Water Hose is
bent or closed
② Check Water Tube to
Ice Maker and Solenoid
③ Check Ice Maker
Wiring