Bosch TES503F1DE, Operating Instructions Manual, Page: 42 / 90

42 en
Robert Bosch Hausgeräte GmbH
Problem Cause Solution
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Refill beans!
although
the bean container (1) is full,
or the grinding unit does not
grind the beans.
Beans are not falling into
the grinding unit
(beans too oily).
Gently tap the bean con­
tainer (1).
Change the type of coffee if
necessary.
When the bean container
(1) is empty, wipe it with a
dry cloth.
No hot water dispensed. The milk frother (6) or its
holder is soiled.
Clean the milk frother (6) or
its holder, see “Maintenance
and daily cleaning”.
Too little or no milk froth
or
the milk frother (6) does not
draw the milk in.
The milk frother (6) or its
holder is soiled.
Clean the milk frother (6) or
its holder, see “Maintenance
and daily cleaning”.
Milk unsuitable for frothing. Use low­fat milk (1.5 % fat).
The milk frother (6) is not
correctly assembled.
Wet the milk frother parts
and press together irmly.
Build­up of limescale in the
appliance.
Descale the appliance us­
ing two descaling tablets,
if necessary repeat the
procedure.
Coffee dispensing slows to
a trickle or stops completely.
Coffee is ground too inely.
Pre­ground coffee is too
ine.
Adjust the grinding unit to a
coarser setting. Use coarser
pre­ground coffee.
Build­up of limescale in the
appliance.
Descale the appliance.
Coffee has no “crema”. Unsuitable type of coffee. Use a type of coffee with a
higher proportion of robusta
beans.
The beans are no longer
fresh.
Use fresh beans.
The grinding setting is not
suitable for the beans.
Adjust grinding setting to
ine.
If you are unable to solve the problem, please call the hotline.
You will ind the telephone numbers at the back of these instructions.
Simple troubleshooting