Bosch SM series Instruction Manual page 36

aus Fault, what to do?
Fault
Water stains on plastic
parts.
Washable or water-soluble
coatings in the container or
on the door.
White, stubborn coatings;
limescale on the utensils,
container or door.
Tea or lipstick residue on
the utensils.
Coloured (blue, yellow,
brown), difficult to remove
to non-removable coatings
in the appliance or on
stainless steel utensils.
Discolouration of the
plastic parts inside the
appliance.
36
Reason
Droplet formation on plastic
surface is physically unavoidable.
After drying, water stains are
visible.
Detergent substances are
deposited. These coatings cannot
usually be removed with
chemicals (appliance cleaner, ...).
Only for glasses: Initial glass
corrosion – can only apparently
be wiped off.
Detergent substances are
deposited. These coatings cannot
usually be removed with
chemicals (appliance cleaner, ...).
Underdosing of detergent.
Rinse programme selected too
weak.
Rinsing temperature too low.
Too little or unsuitable detergent. Use suitable detergent at correct dosage.
Utensils precleaned too intensely;
sensors therefore decide on
weak programme sequence.
Stubborn soiling cannot be
completely removed.
Film formation consisting of
ingredients from vegetables (e.g.
cabbage, celery, potatoes,
noodles, ...) or the tap water (e.g.
manganese).
Film formation caused by metallic
components on silver or
aluminium utensils.
Plastic parts inside the appliance
may become discoloured during
the service life of the dishwasher.
Solution
Use a more intensive programme (more
water changes).
Arrange utensils in a sloping position.
Use rinse aid.
Change detergent brand.
Clean appliance mechanically.
See "Glass and utensil damage"
~ Page 14.
Change detergent brand.
Clean appliance mechanically.
Increase detergent dosage or change
detergent.
Select a more intensive rinse programme.
Select programme with higher rinsing
temperature.
Do not prerinse utensils.Remove only
large food remnants.
Can be partly removed with machine
cleaner or by mechanical cleaning.
Coatings are harmless.
Can be partly removed with machine
cleaner or by mechanical cleaning.
Discolouration is normal and will not
impair the function of the dishwasher.