Samsung RF32FMQDBSR/AA, RF32FMQDBSR/AA, Service Manual, Page: 98 / 127

98
TROUBLESHOOTING
Start
If MAIN PCB is normal
- Need to check the other parts
① AUGER MOTOR ↔ MAIN PCB
Check the door wiring connectors.
② CUBE MOTOR ↔ MAIN PCB
Check the door wiring connectors/trouble
their own or wiring connections.
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
Turn it off
After disconnecting CN72 and
CN73 measure the both ends of
contact point RY7G and RY7F.
The operation condition is that
the Fridge Door is closed.
① Check if Water Hose is
bent or closed
② Check Water Tube to
Ice Maker and Solenoid
③ Check Ice Maker
Wiring
Works Normal
Works Normal
Works Normal
Select Crushed Ice
Check Wiring / Check Cube
Solenoid
Check Wiring / Check
Motor Cube
- Check Ice Switch
- Check Wiring
- MAIN PCB Defect :Replace - Check Ice Switch
- Check Wiring
- MAIN PCB Defect : Replace
- Check Ice Switch
- Check Wiring
- MAIN PCB Defect :Replace
Check Wiring and Motor,
Check Cover Ice Route S/W1,
MAIN PCB Defect - Replace
MAIN PCB Defect –
Replace, Micom(IC01) Defect
MAIN PCB Defect -
Replace
-RY7G, RY7F relay defect
-MAIN PCB defect-Replace
- RY7G relay defect
- MAIN PCB defect-Replace
No
No
No
Crushed
Cubed
Yes
No
No
No
No
No
No
No
No
No
No
No
No
Yes
Yes
Yes
Select
Cubed Ice
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
It dispenses ice?
Ice Off is selected off?
Which Ice type is selected?
When dispensing ice,
cubed ice is dispensed?
Crushed Ice is coming out?
Cubed Ice is selected?
Crushed Ice is selected?
CUBE MOTOR is
positioned to Cubed?
CUBE MOTOR is positioned to
Crushed?
When the Ice S/W is
pressed, does CN41 #8 change
to DC 0V ?
When the Ice S/W is
pressed, does CN41 #8 change to
DC 0V ?
Dispenser Cover is open?
Dispenser Cover is open?
When the Ice S/W is
pressed, does IC74 #1 and #2 change
to DC 5V ?
When the ice S/W is
pressed, does IC74 #1 change to
DC 5V ?
Are the contact point
of RY7G and RY7F relay change into
OΩ ?
When the Ice S/W is
pressed, does RY7G relay
change into OΩ ?
It dispenses ice?
After disconnecting CN72 and
CN73 measure the both
ends of contact point RY7G.
4-2-10. When Cubed or Crushed ice does not dispense properly