Bosch TIS65 Series, Instruction Manual

Page: 27 / 192

23
en Simple troubleshooting
Simple troubleshooting
Problem Cause Solution
Coffee or milk froth quality
varies considerably.
Build-up of limescale in the
appliance.
Descale the appliance as
described in the instructions.
Milk froth quality varies
widely
The quality of the milk
froth depends on the type
of milk or the plant-based
alternative used.
Optimise the result through the
selection of the type of milk or
plant-based drink.
No hot water dispensed. The milk system or its
holder is not clean.
Clean the milk system or its
holder (see the section “ Care
and daily cleaning”).
Too little milk froth, or
none at all, or the milk
system is not taking in
any milk.
The milk system or its
holder is not clean.
Clean the milk system or its
holder (see the section “ Care
and daily cleaning”).
Milk not suitable for
foaming.
Do not use milk that has already
been boiled. Use cold milk with a
fat content of at least 1.5%.
The milk system is incor-
rectly assembled.
Moisten the upper and lower
sections and fit them together.
Build-up of limescale in the
appliance.
Descale the appliance as
described in the instructions.
The selected per-cup
quantity is not reached.
Coffee dispensing slows
to a trickle or stops
completely.
Coffee is being ground too
finely, or the pre-ground
coffee is too fine.
Adjust the grinding unit to a
coarser setting. Use a coarser
ground coffee.
Heavy build-up of lime-
scale in the appliance.
Descale the appliance as
described in the instructions.
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 the grinding unit to a finer
setting.
Coffee is too “acidic ” . The grinding setting is too
coarse or the pre-ground
coffee is too coarse.
Adjust the grinding unit to a finer
setting or use finer pre-ground
coffee.
Unsuitable type of coffee. Use a darker roast.
Coffee is too “bitter ” . The grinding setting is
too fine or the pre-ground
coffee is too fine.
Adjust the grinding unit to a
coarser setting or use coarser
pre-ground coffee.
Unsuitable type of coffee. Change the type of coffee.
If you are unable to solve the problem, always call the hotline!
You will find the telephone numbers at the back of these instructions�