Siemens SN Series Operating Instructions Manual page 37

Fault
Coloured (blue, yellow,
brown), difficult to remove
to non-removable coatings
in the appliance or on
stainless steel utensils.
Coloured (yellow, orange,
brown), easily removable
deposits inside the
appliance (mainly in the
floor area)
Discolouration of the
plastic parts inside the
appliance.
Plastic parts discoloured.
Removable streaks on
glasses, glasses with
metallic appearance and
cutlery.
Cause
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.
Film formation consisting of
ingredients from food remnants
and substances from the tap
water (limescale), "soapy"
Plastic parts inside the appliance
may become discoloured during
the service life of the dishwasher.
Too low rinsing temperature.
Utensils precleaned too intensely;
sensors therefore decide on
weak programme sequence.
Stubborn soiling cannot be
completely removed.
Too much rinse aid.
No rinse aid added or setting too
low.
Detergent residue in the final
rinse programme section.
Detergent dispenser cover
blocked by utensils (cover does
not open fully).
Utensils precleaned too intensely;
sensors therefore decide on
weak programme sequence.
Stubborn soiling cannot be
completely removed.
Fault, what to do?
Remedial action
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.
Check function of the water softening
system (refill with salt) or, if using combined
detergents (tablets), activate water
softening system (see chapter "Water
softening system/Special salt")
Discolouration is normal and will not impair
the function of the dishwasher.
Select programme with higher washing
temperature.
Do not prerinse utensils. Remove only large
food remnants.
Recommended programme Eco 50°
Set rinse aid amount to lower setting.
Add rinse aid and check dosage
(recommended setting 4–5).
Detergent dispenser cover must not be
obstructed by utensils.
Do not place utensils or fragrance dispenser
in the tablet collecting tray.
Do not prerinse utensils. Remove only large
food remnants.
Recommended programme Eco 50°
en
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