User manual for NERO TOUCH, NERO TOUCH INSTANT
page 37
Version 1.1 / December 2017
ТМ
Espresso group brewing camera with motor volume increase (option)
This setting is carried out in the special
Configurator
program (see the instruction at the web-site:
www.unicum.ru
) at the
Coffee
tab.
1. Select the value
Vario-brewer (7..15)
in the
Adjustable coffee dose
field.
ATTENTION! To select this value at the vending machine the special espresso group with motor-
ized changing of the brewing camera volume option should be installed. Otherwise, when select-
ing this value the vending machine will show an error and will stop making coffee-based drinks.
2. Set the required ground coffee dosage value from 7 to 15 g in tenths of gram (from 70 to 150).
3.The values set in item 2 permit programming the ground coffee dosage in the recipe.
Fig. 5.15 - Vario-brewer with motorized changing of the brewing camera volume
ATTENTION!
Before activating the Vario-brewer mode, adjust the dosing unit in such a way that one
coffee portion will be 7 g sharp (if the dosing unit permits adjusting the values to 6.8
and 7.2, select 6.8 g) for more information contact the service center.
ATTENTION! It’s prohibited to switch the vario-brewer off in the vending machine set-
tings when the vario-brewer is connected!
When replacing circuit boards first switch the vario-brewer off, adjust the settings, and
only then connect the vario-brewer (with power supply switched off)!
When removing the vario-brewer it’s PROHIBITED to install it back in zero position.
When installing in the position, which is not zero, first initialize the vending machine
with the brewer connector disconnected (to bring it to the zero position, then switch
off the power supply, connect the connector and switch the vending machine again)!
Failure to observe these requirements may lead to the vario-brewer and vending ma
-
chine breakdown.
Should you have any questions about the vario-brewer operation consult the supplier
service center.