point PTDW1, User Manual, Page: 33 / 180

Problem Possible Causes What To Do
White spots
appear on
dishes and
glasses. Hard water area can cause
limescale deposits. Add more detergent.
Black or grey
marks on
dishes Aluminium utensils have
rubbed against dishes. Use a mild abrasive cleaner to eliminate
those marks.
Detergent left
in dispenser Dishes block detergent
dispenser. Re-loading the dishes properly.
The dishes are
not drying. Improper loading Load the dishwasher as suggested in the
directions.
Dishes are removed too
soon. Do not empty your dishwasher immediately
after washing. Open the door slightly so
that the steam can come out. Take out the
dishes until the inside temperature is safe
to touch. Unload the lower basket first to
prevent the dropping water from the upper
basket.
Wrong program has been
selected. With a short program, the washing
temperature is lower, decreasing cleaning
performance. Choose a program with a long
washing time.
Use of cutlery with a low-
quality coating. Water drainage is more difficult with these
items. Cutlery or dishes of this type are not
suitable for washing in the dishwasher.
Error signals
When some malfunctions come on, the dishwasher will show a signal
to warn you:
Signals Meanings Possible Causes
E1 Longer inlet time. A flow meter, drain valve, or
pump failure, it should be
repaired by a qualified worker.
E3 Not reaching required
temperature Heating tube or thermistor
anomaly, it should be
repaired by a qualified worker.
E4 Overflow. Some element of dishwasher
leaks.
33