Simple Troubleshooting - Bosch TES 502 Serie Mode D'emploi

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.
Coffee dispensing slows
to a trickle or stops
completely.
Coffee has no "crema".
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).
If you are unable to solve the problem, always call the hotline!
You will find the telephone numbers at the back of these instructions.
All manuals and user guides at all-guides.com
Cause
Beans are not falling into
the grinding unit
(beans too oily).
The milk frother (6) is
soiled.
The milk frother (6) is
soiled.
Build-up of limescale in the
appliance.
Milk unsuitable for frothing. Use low-fat milk (1.5 % fat).
The milk frother (6) is not
correctly assembled.
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 grinding setting is
too fine or the pre-ground
c offee is too fine.
Unsuitable type of coffee.
The appliance has a fault.
The water filter is not
mounted correctly.
Solution
Gently tap the bean c ontainer (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), see
"Maintenance and daily cleaning".
Clean the milk frother (6), see
"Maintenance and daily cleaning".
Descale the appliance as
described in the instructions.
Wet the milk frother parts and
press together firmly.
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 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 type of coffee used.
Please call the hotline.
Firmly press the water filter
straight down into the tank
connection.
en
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