NOTE: Never use damp clothes to clean the coffee deposit.
Conserve the brush in a protected place and only use it to
clean the grinder to avoid it being contaminated from other
substances. Not following these instructions could affect the
taste and aroma of the coffee.
Before performing any type of maintenance work, the following
indications should be taken into consideration:
• Always turn off the machine using the On-Off switch (14).
• Disconnect the machine from the power supply.
In the event of a breakdown or malfunction, turn the machine off.
Do not try to repair it or intervene directly. Please call your local
NOTE: Failure to respect this warning could endanger the safety
of both the machine and user.
10.2. Regular maintenance
To guarantee the ef ciency and correct operation of the grinder,
it is essential to follow manufacturer instructions and ensure that
all maintenance work is carried out by quali ed staff. Regular,
programmed inspections are recommended of the parts subject
to wear and tear. Systematically check the usage level of the burrs.
The perfect condition of the burrs guarantees an even grind of
the coffee and optimum quality of the product served. It also
reduces electrical consumption and the risk of the motor and
NOTE: Based on extensive experience and a medium-hard
coffee blend, we recommend replacing the burrs after grinding
10.3. Grinding group maintenance
For grinding group maintenance work, follow these instructions:
Turn off the machine using the On-Off switch (14). Disconnect
the machine from the power supply. Loosen the setting roller (5),
as shown in Fig. 2, and remove the hopper (2) from the grind
Remove the position indicator cover located on the grind
regulator (6) and loosen the “Espresso area” screw with a Phillips
screwdriver until it is released from the stops.
In the Stepped models, relese the screws from the grind regulator
Turn the grind regulator (7) clockwise, until it is freed from its
housing. Using a small brush, clean the inside of the grinding
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