
EN
page 47
6.2 Extraordinary Maintenance
Once or twice per year, the machine should be checked by
qualified Service Personnel
:
1 Clean the intake
fi
lter of the solenoid valve.
2 Remove scaling from the heating elements.
3 Check the status and the tightness of all gaskets.
4 Check the perfect state and/or wear of the components. If a component is damaged or oxidized replace it immediately,
with genuine spare parts only.
5 Check the e
ffi
ciency of the dispensers.
6 Check the e
ffi
ciency of the door safety switch.
7 Tighten
fi
rmly all electrical connections (quali
fi
ed Service Personnel only).
Every 3-4 years of machine use, double-check the tightening and the efficiency of all electrical contacts, with special
attention to the contacts of starters and relays. Increase controls frequency if the machine is operating in heavy
or intensive conditions.
Содержание US PPlus500 LPWR
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