Machines With Isteam Automatic System; Heating Milk Or A Drink (Isteam); Preparing Frothed Milk (Isteam); Adjustments And Settings Of The Dose - Rancilio CLASSE 10 USB Use And Maintenance

8.5. Machines with iSteam automatic system

(Fig.8) (only Mod. USB)
8.5.1 Heating Milk or a Drink (iStema)
● Immerse the wand in the drink
● Press button 7.7 on the keypad (Fig.8)
● The display will show the temperature of the drink
● Press button . again to stop heating at the de-
sired temperature.
● Wait for dispensing at the programmed tempe-
rature to stop automatically, otherwise press key
. in again to stop the drink-heating function
manually.
Should heating the drink above the set temperature
be required, hold key 7.7 pressed in.
The steam dispenser nozzle will continue supplying
steam until a maximum temperature of approx. 0°C
is reached, or until the key is released again.

8.5.2. Preparing Frothed Milk (iSteam)

● Immerse the wand in a container containing at
least 250 cc of milk (the sensor must be at least 3
cm below the water level).
To obtain best results, use refrigerated milk (≤ 5°C)
- (≤ 41°F)
● Press button 7.6 on the keypad (Fig.8)
● The display shows the temperature of the milk.
● Press button .6 again to stop the machine at the
desired temperature and emulsion level.
● Wait for dispensing at programmed temperature and
at programmed cream level to stop automatically,
otherwise press key 7.6 in again to stop the drink
emulsion function manually
9. ADJUSTMENT AND SETTING OF THE
DOSE
9.1. Models USB
It is possible to adjust the dose of coffee and hot water
dispensed by electronically controlled models. (If the
function is enabled)

9.1.1. Adjusting the dose

The quantity of coffee and hot water dispensed can
be adjusted using the button panel or the hot water
controls.
1 Press the button E on any button panel and hold
it down for 8-10 seconds until water stops flowing
from the dispensing unit and the led of the conti-
nuons button on the first button panel on the left
begins flashing.
The following page displaying the services selec-
tion keypad and the coffee selection will come up
on screen.
8
2 It is necessary to act as to make 1 or 2 cups in or-
der to reach the correct coffee amount adjustment
in the cup.
3 Put the filter-holder (with ground coffee) on the left
unit and the cup under the spout.
4 Operate the selected button (i.e. button A for one
small cup).
5 One the required coffee amount in the cup has been
reached, press the stop button A. Coffe will stop
pouring and the microprocessor will store the dose.
The screen will display the impulses relative to the
completed dose and a data box will highlight that
it has been stored into the system.
6 Press the continuous button E again; the led will go
out and the machine will store the new quantity.
 Make the coffee and check the cup amount in order
to check that programming is correct.
If some doses have to be changed (A-B-C-D), once
at point 5 repeat the instructions in points 3-4-5 for
each dose, remembering to use the filter-holder with
relevant filter and freshly ground coffee.
Then carry out point 6 and repeat point 7 to check
all changed doses.
If all units are to be programmed with the same doses,
the selection of coffee doses is finished. If the dosage
of another unit is to be changed (1-2-3-4 doses), pro-
ceed as indicated in the above-mentioned point 1-,
using only the button panel of the selected unit.
9.1.2. Adjusting the quantity of hot water
Proceed as follows:
1 Press the continuous E button on any button panel
and hold down for 8-10 seconds until water stops
flowing from the dispensing unit and the led of the
E button on the first button panel on the left starts
flishing. The machine is ready to accept quantity
variations.
2 Put a cup or a jug to receive the water under the
water spout 1 (Fig.3).
3 Push the delivery button 7.2.
4 Once the required amount is reached, press the
button .2 again. Water will stop pouring and the
microprocessor will store the dose.
- To adjust the water dose for the dispensing beak 4
(Fig. 3), carry out the same steps using either key
.3 or .4 or .5. Temperature-controlled water is
not dispensed during this phase.
5 Once adjusted, press the stop-continuous button
E on any button panel; the led will go out and the
machine will store the new quantity.
6 Pour out doses of hot water to check that program-
ming is correct.