Customer complaints that washing quality of dishes is not good :
Experiencing wash quality problem, how can we manage the good quality of washing. glass with water marks..
Issue: Glass with white film and water mark
1) Water mark : must use rinse aid to remove water mark. ( Rinse aid reduce the surface tension of water,
so we can remove water mark by using rinse aid)
2) White film : There are some reasons which can make white film issues.
- Water softener : Generally solenoid valve problem à Change solenoid valve and run test mode @@
to clear resin filter ( If we don't do test mode @@, we can't get good performance, so must do this test mode after svc )
- Program : We found some models (s/no: 003 ~ 011) has program error ( do not operate ....
à Applied Model : D142**
The symptom is lime & white spot on the tub & dish in high hardness water area.
In this case you could replace the PCB with upgraded program.
-> Replace PCB upgraded program.
-> 3in1 detergent could improve this problem
-> If use Dual course or select option (rinse +) the symptom will be improved.