Troubleshooting; Preparation; Check Code - Samsung DW80M9 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 satisfied) and water supply Pulse is checked every minute, it
does not increase by more than 30 compared to before.
Condition 3)
If the TargetPulse is not reached within 60 minutes after water
is supplied.
No display
5C - In case of drainage cloging.
(The drain
is clogged.)
- Drain pump check code occurred 11 times, 5minutes pause and
5C 5C1~5C6
retry. when pause condition is occurred 3times.
- When the location is not detected for 2 minutes after the
synchronous motor operation.
No display PC
(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 display tC
- When the water temperature is detected as equal to or less than
-3℃ for 30 seconds in succession during the cleaning the heater
operation.
34 _ Troubleshooting
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.
- The driving parts stops.
- Retry until 2nd time, and then 3rd time display
check code.
- Vane move to reset location and keep going
remained cycle with heater off condition.
- Heater off and keep going remained cycle.
- No Rinse aid during rinse cycle
- if C-pump RPM target 3000, change to 3000rpm.
Possible Causes
- The water supply pressure is low.
- The water supply valve is closed.
- The aqua stop is out of order.
- The case brake fails to detect the pulse.
- A foreign object has entered the drain
pump and the pump is stuck.
- The drain pump is out of order.
-The Main PBA is out of order.
- The Inverter PBA is out of order.
- The synchronous motor is out of order.
- The location in the cam is incorrect.
- The thermistor is out of order.