Bosch TES 502 Operating Instructions Manual page 23

en
Problem
Coffee is too "acidic".
Coffee is too "bitter".
Display shows
Error
Call hotline
The water filter does not
stay in position in the water
tank (16).
The coffee grounds are not
compact and are too wet.
Display shows
Clean brewing unit
Coffee or milk froth quality
varies considerably.
Water dripped onto the
inner floor of the appliance
when the drip tray (8) was
removed.
If you are unable to solve the problem, please call the hotline.
Cause
The grinding setting is too
coarse or the pre-ground
coffee is too coarse.
Unsuitable type of coffee
The grinding setting is
too fine or the pre-ground
coffee is too fine.
Unsuitable type of coffee.
The appliance has a fault.
The water filter is not
mounted correctly.
The grinding setting is too
fine or too coarse, or not
enough ground coffee has
been used.
Brewing unit (5) is soiled.
Too much pre-ground cof-
fee in the brewing unit (5).
The brewing unit's
mechanism is stiff.
Build-up of limescale in the
appliance.
Drip tray (8) removed too
early.
Solution
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 type of coffee used.
Please call the hotline.
Firmly press the water filter
straight down into the tank
connection.
Adjust the grinding unit to
a coarser or finer setting,
or use 2 level measuring
spoons of ground coffee.
Clean brewing unit (5).
Clean brewing unit (5)
(pour in no more than 2
level measuring spoons of
ground coffee).
Remove and clean the
brewing unit, see "Mainte-
nance and daily cleaning".
Descale the appliance with
two descaling tablets as
described in the instructions.
Wait a few seconds after
the last drink was dispensed
before removing the drip
tray (8).
TES502 | 02/2013
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