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en-us Troubleshooting
50
Issue Cause and troubleshooting
Filling valves mak-
ing knocking noises.
Caused by the domestic installation. No fault
present in the appliance. Does not affect function-
ing of the appliance.
▶
Can only be remedied in the home installation.
Knocking or rattling
noise.
Spray arm is striking dishes.
▶
Arrange dishware so the spray arms do not
strike dishware.
With a small load the water jets directly strike
against the tub.
▶
Distribute the dishware evenly.
▶
Load the appliance with more dishware.
Light items of dishware move about during the
wash cycle.
▶
Position light items of dishware securely.
17.1 Clean wastewater pump
Large food remnants or foreign
objects can block the wastewater
pump. As soon as the dishwash-
ing water no longer drains prop-
erly, the wastewater pump must
be cleaned.
CAUTION
There may be some sharp debris,
such as glass fragments, blocking
the wastewater pump.
▶
Use caution when removing
parts for cleaning.
1. Disconnect the appliance from
the power supply.
2. Remove the upper and lower
rack.
3. Remove the filter system.
4. Scoop out any water.
Use a sponge if necessary.
5. Prise off the pump cover using
a spoon and grip it by the
crosspiece.
6. Lift the pump cover inwards at
an angle and remove.
7. Remove any food remnants or
foreign objects in the area of
the impeller.
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