La San Marco LEVA-2 Original Instructions Manual - page 29
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English
4.3 Water softener (optional)
The water softener for softening the mains water can be manual or automatic, depending on
customer’s request.
Before connecting the water softener to the coffee machine, the resins contained in it should be
washed off as described in the user’s manual supplied with the appliance.
Note:
The water softener is considered an essential device to guarantee a proper operation of the espresso coffee ma-
chine.Awatersofteningsystemshouldbeprovidedinordertoguaranteetheefficiency,performanceandduration
of the components in the machine.
4.4 Installation of water system
1) Use the pipe
32 (900 mm, provided with the machine) to connect the cut-off valve of the mains to the tap
for water inlet to the water softener (figure 1).
2) Connect pipe
36 (1600 mm, provided with the machine) to the tap of water softener with the tap of the
coffee machine water system (figura 2 – 3).
4.5 Installation of water system with motor pump (optional)
1) Use the pipe
32 (900 mm, provided with the machine) to connect the cut-off valve of the mains to the tap
for water inlet to the water softener (figure 1).
2) Connect the pipe
35 (600 mm, provided with the machine) for pump suction (see diagram of water feed
system) to the tap of the coffee machine water system (figure 3).
4.6 Drain line
Connect the drainage tube to the grounds collecting tray and to the water drainage system.
4.7 Electrical connection
Instructions for a proper electrical connection of the espresso coffee machine:
• Beforeconnectingtheunittotheelectricalmains,makesurethatthedataonthedata
plate corresponds to the electrical mains.
• Thetagislocatedontheleftsideofthemachine(andcanbeaccessedbyremovingthe
lower tray).
• Theelectricalsystemprovidedbytheclientmustcomplywithcurrentstandards.The
powersocketmustbeequippedwithaworkingearthconnection.LASANMARCO
SPAwillnotinanywaybeheldliableiflegalrequirementsarenotmet.Animproperin-
stallationcancauseinjuryordamageforwhichthemanufacturercannotbeheldliable.
• Fortheelectricalconnection,itisnecessarytoinstallanomnipolarmainswitchupstre-
am of the power supply; this switch should be rated according to the electrical cha-
racteristics (power and voltage) shown on the rating tag. The omnipolar switch must
disconnect the power supply with a contact gap of at least 3 mm.
• Ifitisnecessarytouseadapters,multipleplugsandextensions,onlyproductsmeeting
applicable safety standards must be used.
• Toavoidanyoverheatingofthepowercable,unwinditcompletely.
Figure 1
Figure 2
Figure 4
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