Troubleshooting; Preparation - Samsung DW80R9 Series Service Manual

4. TROUBLESHOOTING

4-1. PREPARATION

4-1-1. Check Code
Check Check
code code
Display Recall
Conditions for error to occur:
Condition 1)
If the number of water supply pulses increases to fewer than 10 within
20 seconds after water is supplied. (If it increases to fewer than 10
within 10 seconds, turn the water supply valve 'OFF' for 1 second and
then re-supply.)
4C 4C Condition 2)
If 20 seconds after water is supplied (in other words, if Condition 1 is
increase by more than 30 compared to before.
Condition 3)
supplied.
- When drain pump power consumption average value is detected
5C
over than limit in drain step. (15W at 3400rpm, 13W at 2800rpm)
5C
retry. when pause condition is occurred 3times.
- When the location is not detected for 2 minutes after the
No synchronous motor operation.
display (after 1minute, Synchronous stop. and then after 1sec retry with
c-pump also stopped condition)
- When the temperature sensor data output is equal to or greater than
approximately 4.5V or is equal to or less than approximately 0.2V
No
tC - When the water temperature is detected as equal to or less than
display
-3 for 30 seconds in succession during the cleaning the heater
operation.
When occur Symptom
Condition 1)
Water supply valve OFF.
Condition 2)
If draining is performed for 3 minutes while water
supply valve is OFF. (20 seconds ON/ 5 seconds
OFF)
Condition 3)
If draining is performed for 3 minutes while water
supply valve is OFF. (20 seconds ON/ 5 seconds
OFF)
- Keep going remained cycle without supply water.
- Drainage clogging is occurred when last drain is
- The driving parts stops.
- Retry until 2nd time, and then 3rd time display
remained cycle with heater off condition.
- No Rinse aid during rinse cycle
Possible Causes
- The water supply pressure is low.
- The water supply valve is closed.
- The aqua stop is out of order.
- A foreign object has entered the drain
- The drain pump is out of order.
- The synchronous motor is out of order.
- The location in the cam is incorrect.
- The thermistor is out of order.
Troubleshooting_37