Thermador DWHD770W Serie Notice D'utilisation page 40

Fault
Tea or lipstick residue on the
dishes.
Colored (blue, yellow, brown),
film in the dishwasher or on
stainless steel cutlery/cook-
ware.
Colored (yellow, orange,
brown), easily removable film
inside the appliance (mainly
in the floor area).
Plastic parts stained or discol-
ored.
Removable streaks on
glasses, glasses with metal-
lic appearance and silver-
ware.
Initial or existing, irreversible
clouding of glass.
Rust spots on the silverware. Silverware not adequately rust-resis-
40
Cause
Too low rinsing temperature.
Too little or unsuitable detergent.
Dishes precleaned too intensely;
sensors therefore decide on weak
wash cycle sequence. Stubborn
soiling cannot be completely
removed.
Film from mixture of food and min-
eral deposits.
Film formed by oxidation of silver or
aluminum cookware.
Soapy film from mixture of food and
hard water.
Plastic parts inside the appliance
may become discolored during the
service life of the dishwasher.
Too low rinsing temperature.
Dishes precleaned too intensely;
sensors therefore decide on weak
wash cycle 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
wash cycle section. Detergent dis-
penser cover blocked by dishes
(cover does not open fully).
Dishes precleaned too intensely;
sensors therefore decide on weak
wash cycle sequence. Stubborn
soiling cannot be completely
removed.
Glasses not dishwasher-proof, only
suitable for dishwasher.
tant. Knife blades are frequently
more severely affected.
Silverware will also rust if rusting
parts are rinsed at the same time
(pan handles, damaged utensil bas-
kets, etc.).
Salt content in the rinsing water too
high, as salt dispenser lock not fas-
tened firmly or salt was spilled while
being refilled.
Remedial action
Select wash cycle with higher washing tem-
perature.
Use suitable detergent at correct dosage.
Do not prerinse dishes. Remove only large
food soils.
Increase sensitivity of the sensors.
Recommended wash cycle "Regular".
Can be partly removed with dishwasher
cleaner or by mechanical cleaning.
Can be partly removed with dishwasher
cleaner or by mechanical cleaning.
Use water softener* - refill with salt or increase
setting where necessary. Use dishwasher
detergent instead of a 3 in 1 or Eco detergent.
Discoloration is normal and will not impair the
function of the dishwasher.
Select wash cycle with higher washing tem-
perature.
Do not prerinse dishes. Remove only large
food soils.
Increase sensitivity of the sensors.
Recommended wash cycle "Regular".
Set rinse aid amount to lower setting.
Add rinse aid and check dosage (recom-
mended setting 4–5).
Detergent dispenser cover must not be
obstructed by dishes.
Do not place dishes or fragrance dispenser in
the detergent tab tray.
Do not prerinse dishes. Remove only large
food soils.
Increase sensitivity of the sensors.
Recommended wash cycle "Regular".
Use dishwasher-proof glasses.
Avoid long steam phase (standing time after
wash cycle ends).
Use wash cycle at lower temperature.
Set water softening system according to the
water hardness (if required one setting lower).
Use detergent with glass protection compo-
nent.
Use corrosion-resistant silverware.
Do not wash rusting parts.
Fasten salt dispenser lock firmly or remove
spilled salt.