Bosch SKE52M75EU - Page 44

en Troubleshooting
44
Fault Cause and troubleshooting
Coloured coatings
(blue, yellow, brown)
that are difficult or im-
possible to remove
are present inside the
appliance or on stain-
less steel tableware.
You can remove deposits with Mechanical cleaning
→Page34 or a machine cleaning product. It may
not always be possible to completely remove de-
posits but they are harmless to health.
Coloured deposits
(yellow, orange,
brown) that are easy
to remove are present
inside the appliance
(mainly at the bottom).
The formation of films is due to ingredients of food
remnants and tap water (limescale) "soaplike".
1. Check the setting of the water softening system.
→"Setting water softening system", Page23
2. Add special salt.
→"Adding special salt", Page23
3. If you are using combined detergents (tabs), activ-
ate the water softening system.
Follow the information about detergents.
→"Information on detergents", Page28
Plastic parts inside the
appliance are discol-
oured.
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.
Plastic parts are dis-
coloured.
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.
▶ Only remove large remnants of food and do not
prerinse tableware.
Removable streaks
are present on
glasses, glassware
with a metallic appear-
ance and cutlery.
Amount of rinse aid to be dispensed is set too high.
▶ Set the rinse aid system to a lower setting.
No rinse aid has been added.
▶
→"Adding rinse aid", Page25
Detergent residue is present in the final rinse. Lid of
the detergent dispenser is blocked by tableware items
and will not open fully.
1. Arrange tableware in the top basket tableware so
the tab collecting tray is not obstructed by table-
ware.
→"Arrange tableware", Page30
Items of tableware are blocking the dispenser lid.