Graef Contessa Operating Instruction page 77

Error
Espresso has little flavour.
Unit does not build up
pressure, but espresso flows
through.
Espresso gets caught at the
brewing unit (very wet)
Espresso gets stuck at the
brewing unit (dry).
No steam.
Not enough froth when fro-
thing up.
Possible cause
Roast too old.
Grinding level set too coarse.
Wrong storage (e.g. open, in
the refrigerator etc.).
Maybe the unit is calcified /
soiled.
Grinding level too coarse.
The coffee grounds were not
tamped firmly enough.
Too few coffee grounds filled
into the group handle.
Grinding level set too fine.
The steam jet is clogged.
The milk is not fresh.
The milk is too warm.
The steam jet is clogged.
The milk was boiled.
Steam jet no correctly positi-
oned.
Remedy
Make sure you always use a
fresh roast.
Set a finer grinding level for
your coffee grinder.
Store the beans in such a way
that no oxygen and day light
can get into the beans.
Descale or clean the unit.
Change the grinding level.
Tamp the coffee grounds a bit
firmer.
Fill in more coffee grounds.
Set a slightly coarser grinding
level.
Descale the steam jet and
clean it using the attached
cleaning tool.
Use fresh milk.
The milk should be well coo-
led before using it.
Clean the steam jet.
Start again using fresh, cool
milk.
Position the steam jet approx.
1 cm below the milk surface.
77
EN