Trouble Shooting - Bosch TKN68E75UC Manual De Instrucciones

Trouble shooting

Malfunction
ADD BEANS is
displayed despite
a full bean container. a full bean container
No hot water or
steam discharge.
Froth insufficient or
too runny.
Coffee is running
a drop at a time.
Coffee has no
crema" crema"
(layer of froth). (layer of froth).
Grinding unit is not
grinding coffee
beans.
Descaling program
does not start.
Cause
Grinder has still not been
filled automatically.
The beans are too big or too
oily - they do not slide into
the grinding unit.
Nozzle is blocked.
Sleeve a on nozzle 12 not in
correct position.
Unsuitable milk.
Degree of grinding too fine.
The beans are too oily.
Preground coffee too fine.
Unsuitable type of coffee.
Beans no longer fresh.
Degree of grinding not
appropriate for coffee beans.
Beans are not falling into
the grinding unit (too oily).
Current programming set to:
FILTER YES/NEW or
CHANGE FILTER
display.
System too hot.
Remedial action
Press the 2 button.
Use less oily or smaller
beans. To remove big beans
use a vacuum cleaner.
Thoroughly clean nozzle.
Push down sleeve a
on nozzle 12.
Use cold semi skimmed milk.
Select a coarser degree of
grinding.
Use less oily beans.
Use a coarser ground coffee.
To rinse the appliance,
follow the instructions Using
ground coffee" on page 14,
but do not add coffee
powder in the duct.
Change the type of coffee.
Use fresh beans.
Optimize degree of grinding.
Gently tap the bean
container.
Set programming to
FILTER NO/OLD
Before descaling
the appliance, always remove
the filter.
Draw off some of the hot
water.
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