Suggestions On How To Obtain A Good Cup Of Coffee - Astoria futura +4U User Manual

Cleaning
DISPENSER UNIT
Carry out the washing of the groups as indi-
cated in Chapter 15 and follow the instructions
below:
use the solid portafilter;
pour the detergent on the solid filter and at-
tach the portafilter;
Carry out a series of deliveries until the water
comes out clean;
remove the portafilter from the unit and carry
out at least one delivery so as to eliminate the
detergent residue.
GRINDER-DOSER
Clean the inside and outside of the receptacle
and the doser of the grinder-doser with a cloth
dampened in lukewarm water.
When cleaning, always use cloths that are comple-
tely clean and hygienic.To guarantee the correct
operation and hygiene of the machine, it is neces-
sary to use cleaning methods and products suitable
for the purpose. Do not immerge the machine into
water. Never use alkaline detergents, solvents,
alcohol or aggressive substances. The descaling
!
of the machine has to be performed by specialized
technicians, by disassembling the components
with deposits, so that no descaling debris is put
into circulation. The used products/detergents
have to be suitable for this purpose and must not
corrode the materials of the hydraulic circuits
Cleaning operations should not be carried out by
children without supervision.
Do not spill any liquids or use direct water jets on
the machine.
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To obtain high-quality coffee, it is important
that the hardness of the water used does not ex-
ceed 4-5 °f (French degrees). If the water hardness
exceeds these values, it is advisable to use a water
softener.
X
Avoid using a water softener if the water hardness
is less than 4 °f.
If the taste of chlorine in the water is particularly
strong, a special filter should be installed.
It is not advisable to keep large stores of coffee
beans. Never grind large amounts of coffee. Use the
amount the doser holds and if possible use it by the
end of the day. Never purchase ground coffee as it
X
expires quickly.
After the machine has not been used for a period
of time (2-3 hours) make a few dry runs.
Be sure to carry out regular cleaning and main-
tenance.
Once the portafilter has been attached to the
group, dispense as soon as possible.
If the type of coffee will be changed, it is recom-
mended that you contact the Technical Support
Service for the water temperature adjustment.
Adjust the grinding of the coffee according to the
degree of humidity in the environment.
Suggestions on how to
obtain a good cup of coffee
User manual