Once the machine is out of the packaging and
its integrity, and that of the accessories has been
checked, place it on a flat, horizontal surface and
if necessary, use the adjustable feet to make sure
it is correctly level:
t Turn the feet to the left to raise the machine
up to a maximum of + 1 cm;
t Turn the feet to the right to lower the machine.
Fig. 16
It is advisable to install a softener (1) and then a
mesh filter (2) on the external part of the plumb-
ing system, during preliminaries and after level-
ling the machine.
Fig. 17
KEY
1 Softener
2 Mesh filter
3 Drain Ø 50 mm
WARNING
Recommended mains pressure for the water
is [2.3] bar.
WARNING
Avoid throttling in the connecting tubes.
Assess that the drain pipe (3) is able to elimi-
nate waste.
2.1.2 WATER SPECIFICATIONS
Monitoring of water recipe to keep it within
requir
ed levels and maintenance of filtration sys-
tem is the user's responsibility
.
Failing to meet and maintain water at the follow-
ing levels will void the entire warranty:
Total hardness
50 -60 ppm
Waterline pressure 2-4 bar, cold water
Minimum flow 200 l/hr
Chloride Below 1.0 micron
Alkalinity
10-150 ppm
Total dissolved salts
(TDS)
50 -250 ppm
Chloride <0.5 mg/L
pH 6.5- 8.5
2.1.3 ELECTRICAL
SPECIFICATIONS
The VA388 is available in the thr
ee-phase ver-
sion 380V 50/60 Hz or single phase version 220V
50-60 Hz and the power supply must be selected
when ordering.
The machine with two groups has a total con-
sumption of 7300W, while the 3 groups has
9100W.
The resistances of the steam boiler are respec-
tively 4500 and 5000W, while the coffee groups
and boilers consume 300W and 1000W each.
An additional 200W are estimated necessary for
operating the pump and the control unit.
Edition 01 of 08/2017
2.3
SERVICE MANUAL
1
2
3
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