Troubleshooting; Check Code; Preparation - Samsung DW80M2020US/AA Service Manual

4. TROUBLESHOOTING

4-1. PREPARATION

4-1-1. Check Code (S/W ver. 7134~)
Check
code
Display
60
60
60
60
28 _ Troubleshooting
When occur
- When the non-water switch doesn't work
in wash step at Pre-wash phase.
- When the high-water float switch is on for
5 seconds in 5 times.
- When the high water float switch is on for
120 seconds.
- When the heating continually for 60 minutes,
yet still not arrive the anticipated temperature.
- When the water leakage sensor date is
equal to less than 3V for 2 seconds.
Symptom
- All driving parts except for the drain part
are turned off and draining is performed for
120 seconds.(without retry)
- All driving parts except for the drain part
are turnedoff and draining isperformed for
120 seconds.(without retry)
- All driving parts except for the drain part
are turned off and draining is performed for
120 seconds.(without retry)
- All driving parts except for the drain part
are turned off and draining is performed for
120 seconds.(without retry)
Possible Causes
- The water supply pressure is low.
- The water supply valve is closed.
- The non-water switch is broken.
- The wash pump doesn't work.
- The Main PBA has some problems.
- The high-water float switch is broken.
- The water value is always open
(It cannot be closed).
- The Main PBA has some problems.
- The heater is broken.
- The thermistor doesn't work normally.
- The Main PBA has some problems.
- The case brake fails to detect the pulse.
- The valve water is out of order.
- The overflow sensor is broken.
- There is a water leakage.