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Milky appearance or rainbow on the
glasses (glass corrosion)
Possible causes How to fix these problems
Excessive use of •
detergent when water
hardness is low.
Add a smaller amount of detergent.•
Compare the water hardness level setting •
on the dishwasher against the stated
values from the local water supplier.
When water hardness is low (below 7 •
American degree of hardness or 106 parts
per million), do not use salt even if your
dishwasher has a water softener.
Use a lower phosphate content detergent.•
Rust stains, destruction of the
surface
Possible causes How to fix these problems
The lid of the salt •
container is not closed
securely. Salt loss.
(models with salt
container)
Salt can destroy metal surfaces and cause •
rust damage.
Check whether the lid of the salt container •
is firmly closed. Use the funnel to pour
in special salt. Begin the Rinse and Hold
program right after filling in salt. After the
program is complete, check whether the lid
may have loosened.
Food leftovers are staying •
on the dishes for too long.
Remove coarse dirt under running water •
and carry out the Rinse and Hold program
every 2 days without detergent.
The machine is not •
grounded properly.
Check the grounding of the system. Static •
electricity may eat holes into metal and
cause irreparable damages to surfaces.
Cutlery parts from low-•
grade rust-free steel.
Rust on such items cannot be avoided. •
Cutlery or dishes of this type are not suited
for the dishwasher.
Dish items with rust •
stains.
Rusty dishes may “infect“ other items. •
Cutlery or dishes of this type are not suited
for the dishwasher.