The machine views:
The cycle will start automatically for the group.
It is possible to select one of the other groups.
At the end, select
Menu
or
Home
to exit.
AUTOMATIC WASH CYCLE
:
This function serves to carry out an automatic
wash cycle for the groups.
This possibility is reserved to skilled technician
only.
Among the most important parameters there
are:
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TARE DELAY (gravimetric only)
During the tare delay, VA388 continuously tare
the cup weight on the grid. At the end of the time
set with the tare delay, the machine starts to
weigh normally. This parameter varies between
0.5 and 10 seconds with 0.1 seconds interval.
PREINFUSION
The digital preinfusion can be set, that is the
machine delivers water for a time that can be
set (time ON), stops for a period that can be set
(time OFF), and then continues the delivery. By
selecting the digital preinfusion ON, the fol-
lowing parameters can be changed (gravimetric
version):
1. Pour time OFF: In the total pour time
count the pour time OFF set can be inclu-
ded (ON) or excluded (OFF);
2. Preinfusion Time ON: It sets the pour
starting time, when the coffee pad gets
wet. It changes from 0.5 to 3 seconds
with 0.1 second interval.
3. Preinfusion Time OFF: It sets the pause
time before the pouring continues. It
changes from 2 to 8 seconds with 0.1
second interval.
Brew Time OFF
Pre Infusion Time ON
Pre Infusion Time OFF
Menu Principale
2.0
3.0
Machine settings
FIRMWARE UPDATE :
This screen is used to update the firmware inside
the machine.
Follow the procedures described on the display
and use the special USB socket in the control
panel.
MAINTENANCE :
This function serves to set scheduled mainte-
nance.
It is possible to programme the number of deliv-
eries and the date after which the maintenance
alarm will be enabled.
The alarm is triggered when the hour counter or
date is reached.
The machine will continue to operate as normal.
Select the icon with the rotary switch and press
it. The number of deliveries will start to flash.
NOTE: It is possible to open the wash function by
pressing the wash button
.
Insert the blind filter in the filter holder, add half
a dose of Pulicaff and insert the filter holder into
the group to be cleaned automatically
Use the rotary switch to select the group to be
washed and press the switch:
1 2 3
Select group
Menu PrincipaleAutomatic wash. Cycle