14 -Unscheduled Maintenance; Jamming Of The Coffee Grinder Unit; Grinder Unit Assembly/ Disassembly - Gaggia CONCETTO ER Mode D'emploi

14 - UNSCHEDULED
MAINTENANCE
NOTE - Unscheduled maintenance includes every repairing or
part replacing. The Maintenance Technician is the only
person authorized to perform these operations.
14.1 Jamming of the coffee grinder
unit
A foreign body among the coffee beans can cause the grinders
jamming and the subsequent machine block; the message
"GRINDER ERROR" will be displayed.
In this case open the coffee grinder unit (20) and remove the
foreign body.
14.1.1 Grinder unit assembly/
disassembly
Close the bean hopper (H) bulkhead (A)
Remove the screws (B) from the container using the appropriate
tool (C). Remove the container from the machine pulling upwar-
ds.
A
B
F. 17
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Remove the coffee beans on the grinder's top with a vacuum
cleaner.
F. 18
Remove the screws (D).
Remove the gearwheel (E).
H
F. 19
Unscrew and remove the adjustment ring nut (F) and clean both
grinders with a vacuum cleaner and a brush.
C
H
F. 20
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D
Check the grinder's degree of wear. In case of manifest
damages, they must be replaced.
English
D
E
F