Simple Troubleshooting - Bosch TES503 Series Operating Instructions Manual

42

Simple troubleshooting

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