5. Maintenance
B e f o re car rying out an y kind of
maintenance operation the grinder must
be switched off as well as disconnected
from the mains.
Grinding discs wear must be regularly
checked to produce hom ogeneously
g round cof fee and obtain a per f e c t
espresso.
Grinding discs must be replaced between
400-600 Kg (875-1,300 lb) of gro u n d
coffee.
5. Grinding groupmaintenance (fig.7)Remove the rema ining c offee beans
f rom the hopper and remove from its
position. Remove the upper cover of the
grinder . Once the grinding groups is
at sight, remove the screws fr om the
grinding re g u l a t o r and remove it fro m
its position.
Tu rn the upper disc h older
c o u n t e rclockwise until it may be re m o v e d
from its housing. Clean both discs
yet chec king t heir s tate, di sc hold er
thread
and grinding group cavity internal
partby using a brush. (FIG.8,9)
Turn upper disc holder clockwise.
Reassemble the grinding re g u l a t o r b y
fastening the screws. Reassemble the
upper cover of the grinder and hopper
. After this operati on adjust the
grinding point.
A
C
F
E
D
C
B
A
D
D
B
1716
In order to guarantee a proper operation
of the machine as well as ground coff e e
good quality, all areas directly in touch
with coffee must be cleaned regularly (at
least once a week), with the machine
disconnected fr om the mains in all
cases.
Hopper
Remove the hopper f rom its position
(FIG.3) and wash it with a piece of cloth
moistened wit h water and soap to
eliminate the inside oily re s i d u e s
produced by coffee (FIG.4). Rinse and
dry it carefully.
Ground coffee spout (I.1 / I.2
models)
Remove the upper cover c o v e r i n g
the grinder body by pressing on bot h
sides and pull it up. Remove the screw
that fastens the ground coffee spout
and clean it in the same way than the
hopper.(FIG.5)
Dose dispenser (I.1D / I.2D
models)
Remove the remaining ground cof f e e
from the dose dispenser.
Remove the dispenser lid and clean all
the int ernal parts by u sing a bru s h .
(FIG.6)
Grinding group
See item no. 7
External cleaning
Use a brush or a piece of cloth
moistened with water and soap.
4
3
4. Cleaning