Simple Troubleshooting - Bosch TES?803 SERIES Instruction Manual

Simple troubleshooting

Problem
Display shows
Refill bean container
although the bean
container is full, or the
grinding unit does not
grind the beans.
No tea water dispensed.
Too little or no milk froth,
or the milk frother does
not draw the milk in.
The selected per-cup
quantity is not reached.
Coffee dispensing slows
to a trickle or stops
completely.
Coffee has no "crema".
Coffee is too "acidic".
Coffee is too "bitter".
If you are unable to solve the problem, always call the hotline.
You will find the telephone numbers at the back of these instructions.
Cause
Beans are not falling into
the grinding unit (beans
too oily).
The milk frother or its
holder is soiled.
The milk frother or its
holder is soiled.
Milk unsuitable for frothing. Use low-fat milk (1.5 % fat).
The milk frother is not cor-
rectly assembled.
Build-up of limescale in the
appliance.
Coffee is ground too finely.
Pre-ground coffee is too
fine.
Build-up of limescale in the
appliance.
Unsuitable type of coffee.
The beans are no longer
fresh.
The grinding setting is not
suitable for the beans.
The grinding setting is too
coarse or the pre-ground
coffee is too coarse.
Unsuitable type of coffee.
The grind setting is too fine
or the pre-ground coffee is
too fine.
Unsuitable type of coffee.
Solution
Gently tap the bean container.
Change the type of coffee if
necessary. When the bean
container is empty, wipe it with a
dry cloth.
Clean the milk frother or its
holder (see "Cleaning the milk
system").
Clean the milk frother or its
holder (see "Cleaning the milk
system").
Moisten and assemble the milk
frother parts.
Descale the appliance as
described in the instructions.
Adjust the grinding unit to a
coarser setting. Use coarser
pre-ground coffee.
Descale the appliance as
described in the instructions.
Use a type of coffee with a
higher proportion of robusta
beans.
Use fresh beans.
Adjust the grinding setting to
fine.
Adjust the grinding unit to a finer
setting or use finer pre-ground
coffee.
Use a darker roast.
Adjust the grinding unit to a
coarser setting or use coarser
pre-ground coffee.
Change the type of coffee.
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