Bosch SMU2ITS01A User Manual page 45

Fault
Stubborn white coat-
ings are present on
tableware, inside the
appliance or the door.
Tea residue or lipstick
marks on tableware.
Coloured coatings
(blue, yellow, brown)
that are difficult or im-
possible to remove
are present inside the
appliance or on stain-
less steel tableware.
Plastic parts inside the
appliance are discol-
oured.
Plastic parts are dis-
coloured.
Cause and troubleshooting
Washing programme selected too weak.
Select a more intensive washing programme.
▶
Washing temperature is too low.
Select a programme with a higher washing temper-
▶
ature.
Too little detergent is being used or is unsuitable.
Use a suitable Detergent → Page 23 and follow the
▶
manufacturer's instructions for the amount to be
used.
Tableware has been precleaned too intensely. The
sensors chose a weaker programme. Stubborn soiling
cannot be entirely removed.
Only remove large remnants of food and do not
▶
prerinse tableware.
The formation of films is due to substances contained
in vegetables (cabbage, celery, potatoes, noodles,
etc.) or tap water (manganese).
Clean the appliance.
▶
You can remove deposits with Mechanical cleaning
→ Page 35 or a machine cleaning product. It may
not always be possible to completely remove de-
posits but they are harmless to health.
The formation of films is due to metal components on
silver or aluminium tableware.
Clean the appliance.
▶
You can remove deposits with Mechanical cleaning
→ Page 35 or a machine cleaning product. It may
not always be possible to completely remove de-
posits but they are harmless to health.
Plastic parts inside the appliance may become discol-
oured during the life of the dishwasher.
Discolouration can come about and will not impair
▶
functioning of the appliance.
Washing temperature is too low.
Select a programme with a higher washing temper-
▶
ature.
Tableware has been precleaned too intensely. The
sensors chose a weaker programme. Stubborn soiling
cannot be entirely removed.
Troubleshooting aus
45