Basic Operating Principles - Rheavendors Group XS Instant Installation And Maintenance Manual

5

Basic Operating Principles

The powered machine is normally in the stand-by mode. When a button is pressed, a vend cycle starts.
If a sale price is preset (i.e. the machine is not preset for the free vend mode), before selection the
required amount of money must be inserted by means of coins, bank notes or other.
According to the selection required and to the version of the machine, the vend cycle is composed by
some of the following procedures.
5.1 Preparation of hot drinks from instant ingredients
This procedure is usually carried out after the cup is correctly positioned under the outlet pipes of the
beverage. More than one procedure of this sort can be carried out simultaneously or in sequence during
a vend cycle.
5.2 Preparation of cold instant beverages (Versions FP)
This procedure is carried out only in the versions of machine equipped with the refrigerating group for
natural water inside the base cabinet (Version FP), usually when the cup is positioned under the outlet
pipes for the beverage vending.
1) The water inlet solenoid valve is activated to load water inside the cold unit;
2) The corresponding solenoid valve in the refrigerating group is activated and the correct quantity of
water is poured into the mixing bowl to dissolve the ingredients;
3) The geared motor activates the screw feeder of the canister of the corresponding ingredient, which
conveys the correct quantity of ingredient into the mixing bowl. More than one canister can be activated
simultaneously for the same mixing bowl;
4) The solenoid valves are switched off;
5) If present, the mixing bowl is activated.
1) The flow selector selects the opening of the water outlet
pipe from the boiler corresponding at the mixer to use and
close the remaining pipes;
2) The boiler pump is activated for a pre-set time to transfer
the quantity of the required water into the correct mixing bowl;
If present, the mixer motor is activated;
3)
The geared motor activates the screw feeder, in the
4)
canister of the corresponding ingredient, which pours the
correct quantity of ingredient in the mixing bowl. More than
one canister of ingredients can dispense simultaneously for
the same mixing bowl;
If present, the motor of the mixing bowl is switched off;
5)
6) The boiler pump is switched off.
9 MAN1100105 V. 9 – 09/11/2011