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Version 3.3 / November 2016
3.6.4 Weighing the ingredients
To maintain proper doses of ingredients, it is necessary to periodically weigh the ingredients, which you
use for making the drinks.
Weighing the dose of sugar:
1. Place a cup in the holder
2. Enter the service menu (see section 4.0) and select sub-menu “1.9.7.3.3 Sugar/Spoon”
3. Using the buttons on the keypad set the proper dose (from 1 to 6) and press the OK button
4. Weigh the resulting portion (dose) of sugar.
Weighing the dose of ground coffee: (for ROSSO)
1. Remove the espresso group (see section 3.4.15)
2. Place a container under the nozzle of the dosing apparatus
3. Enter service menu (see section 4.0) and select sub-menu “1.9.7.4.5 Testing ground coffee” and
press the OK button
4. Weigh the obtained dose of coffee
Weighing the doses of ingredients:
1. Remove the lid from the mixer, located under the container with the tested ingredient
2. Place a vessel under the ingredient container
3. Enter service menu (see section 4.0) and select sub-menu “1.9.6 Drinks”
4. Then enter the drinks number, for which you want to test the weight
5. Select sub-clause “1.9.6.9 Testing the ingredients” and press the OK button
6. Weigh the obtained ingredient
3.6.5 Cleaning the BNA
You must clean the BNA at least once a month or as seems suitable. Following is the list of instructions
that you must follow while executing preventive cleaning of the BNA:
1. Turn OFF the vending machine
2.
To access the BNA open the door to the section with electronic circuitry (see figure 18 position 1) and
dismantle the bracket from the main board, loosening the bracket’s screws.
3. Remove the stacker from the BNA (see section 3.4.21 clause a)
4.
Remove the optic part of the BNA (see figure 84) and using a brush remove dust from the inlet
5. Clean using moist fabric or cotton swab and then dry the following parts: Lenses of the optic sensors
(1). The lenses are made of transparent polymers, therefore this process must be executed with ut-
most care (figure 83). Clean the rollers (2) and belts (3)
6. Then clean the stacker in the same manner
7.
Reinstall the optic parts, reinstall the stacker, reinstall the bracket to its prior place and tighten the fix
-
tures
NOTE:
1.
For exact measurement it is necessary to carry-out 5-10 weight tests and calculate the average value.
2.
It is PROHIBITED to set the dosing apparatus to position 5 or 6 without increasing the volume of the
coffee making chamber! THIS MIGHT DAMAGE THE ESPRESSO GROUP. It is STRICTLY PROHIBITED
to set the dosing apparatus to positions 7 and above!!!
