User manual for NERO / NERO INSTANT
Page 69
Version 3.2 / December 2017
Offsetting the range of adjustments on the air fine tuning valve
This setting may be required for adjusting the air supply during the operation of vending machines with
the FRESH MILK option if having trouble adjusting the acceptable quality of the milk foam because the
milk from different manufacturers has a different composition.
Fig.41 - Milk foam adjustment
To adjust the milk foam the following tools are required:
-
A 7 mm frontal screwdriver or a 7 mm spanner wrench;
-
РН2 cruciform screwdriver
In the case if it’s necessary to offset the range of adjustment on the air fine tuning valve, do the follow
-
ing:
1. Remove the tap from the vending machine fastener by unscrewing two nuts (fig. 42 and fig. 43).
Fig.42
Fig.43