en Troubleshooting50Fault Cause troubleshootingRemovable streaks arepresent on glasses, glass-ware with a metallic appear-ance and cutlery.Tableware has been pre-cleaned too intensely. Thesensors chose a weaker pro-gramme. Stubborn soilingcannot be entirely removed.▶ Only remove large remnants of foodand do not prerinse tableware.▶ Adjust the sensitivity of the sensors.Irreversible clouding ofglassware.Glasses are not dishwasher-proof, only suitable for dish-washers.▶ Use dishwasher-proof glasses.▶ Avoid a lengthy steam phase(standing time after wash cycleends).▶ Use a programme with a lower tem-perature.▶ Set the softening system to the wa-ter hardness.▶ Use detergent with a glass protec-tion component.Rust spots on cutlery. Cutlery is not sufficientlyrust-resistant. Knife bladesare often more severely af-fected.▶ Use rust-resistant tableware.Cutlery may also rust ifwashed together with rust-ing items.▶ Do not wash rusting items.Salt content in washing wa-ter is too high.1. Remove any spilled special saltfrom the tub.2. Screw the cap of the special saltdispenser on tight.Detergent residue is presentin the detergent dispenseror the tablet collecting tray.Spray arms were blocked bytableware so detergent wasnot rinsed out.▶ Check that the spray arms are notblocked and can rotate freely.Detergent dispenser wasdamp when detergent wasadded.▶ Only add detergent to a detergentdispenser when dry.Excessive formation of foamoccurs.Hand washing-up liquid ispresent in dispenser forrinse aid.▶ Immediately add rinse aid to thedispenser.→ "Adding rinse aid", Page 30Rinse aid has been spilled. ▶ Remove the rinse aid with a cloth.Detergent or appliance careproduct used causes excess-ive foaming.▶ Change the brand of detergent.