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espresso coffee machine - instructions for the user
18
-
e
nglish
R
11. CHECKS AND MAINTENANCE
To ensure perfect safety and efficiency of the machine over time, it is necessary to carry out routine, preventive and special maintenance. In
particular, it is advisable to carry out an overall check of the machine at least once a year.
Machine
Periodically check the following items:
• c
heck the pump pressure with a gauge which should indicate a value of between 8 and 9 bar. In case of malfunctions, request the assi-
stance of technical service;
• still
using the pressure gauge, check that the boiler pressure is roughly 0.8-1.2 bar. The assistance of technical service may also be
required in this case;
• c
heck the condition of the filters for any damage along the edges and see if there are any coffee grounds in the cup. If necessary replace
the filters.
Grinder-doser
Periodically check the following items:
• c
heck the dose, which should be about 6-7 g. per stroke and adjust the amount;
• alw
ays monitor the degree of grinding and modify as required;
• c
heck the condition of wear of the grinders. They must be replaced when there is too much powder in the ground coffee (the grinders
have a life cycle of approximately 600 kg of coffee).
Softener - Electronic anti-lime scale system
Perform the following steps on a weekly basis:
• perf
orm regeneration of the softener as described in chapter 9 (for the manual softener version);
• c
heck that there is salt in the appropriate container (for the version with automatic softener);
• c
heck the LEDs come on properly (anti-lime scale system version)
- green LED system OK
- red LED system partially out of order (*)
- LED off system completely out of order (*)
(*) r
equest assistance from technical service
Cappuccino maker
Special care is advised when cleaning the cappuccino maker. Follow these instruc-
tions:
• w
ash initially by immerging the suction tube in water and then dispensing for
a few seconds;
• tur
n the rotating body (1) 90° to pos. B (milk outlet tube closed);
• h
old the milk suction tube in the air. Release the steam (dry run of cappuccino
maker);
• w
ait about 20 seconds to allow for of the cappuccino maker;
•
shut off the steam and place the rotating body back in
pos. A
;
• if the air intake hole is clogged (2), carefully unclog it with a pin.
WARNING
It is advisable to clean the cappuccino maker each time it is used for a
period of time. This will help to avoid malfunctions and ensure a high
level of sanitation of the system.
2
1
pos. A
pos. B