Operation; Controls; Control Instruments; Starting Up - Rancilio classe 8 User Manual

7. OPERATION

7.1. Controls (Fig.8)
1 Main switch
Two-position switch with led.
Turn on the switch (led on) the machine is turned
(apart from the boiler) and the pump is turned on
to fill the boiler;
2 Boiler resistance switch
Two-position switch with led.
On activating the switch (the led comes on) and
power is supplied to the resistance for the boiler
water.
3 Cup warmer switch
Two-phase switch with luminous led.
By turning on the switch (led on), the cup heating
resistance is power supplied.
4A Coffee dispensing switch (Mod.S)
Two-position switch:
With switch ON, coffee is dispensed;
With switch OFF, dispensing of coffee is
interrupted.
4B Coffee Dispensing Electronic Panel (Mod. DE)
This panel features 5 buttons for each dispenser
(max 4) and 5 LEDs consisting of the following:
4 (A-B-C-D) buttons for start/stop dispensing the
programmed coffee dose
1 (E) button for:
- Stop dispensing any dose
- Start in continuous mode
- Initialize dose programming for self-learning if
pressed for about 8 sec.(If the function is enabled)
Each time a coffee is dispensed, the LED of the rela-
tive button lights up.
During dose programming, the LED of the 5
flashes rapidly.
If the dose is supplied irregularly or the volumetric
counter is malfunctioning, the LED of the pressed
button flashes dispensing the dose on a time basis.
5A Hot water button (picking up directly from the
boiler) with two positions (Mod.S):
With switch ON, the LED flashes and hot water is
dispensed directly from the boiler.
With switch OFF, the LED switches off and
dispensing stops.
5B Hot water button (Mod.DE)
When the button is pressed, hot water is dispensed
directly from the boiler for the set time or until the
button is pressed again.
If you press the 2 buttons for 2 seconds,
dispensing is continuous and only stops when the
button is pressed again.
Dispensing is discontinued automatically after 30
and 60 seconds, respectively.
18
6 Steam TSC (Optional)
When the button is pressed, the steam dispensing
solenoid valve is powered until the set temperature
is reached or until the button is pressed again.
6.1 Emulsion steam TSC (Optional)
Press the button to power the steam and emulsion
delivery electromagnetic valves until the
programmed temperature and froth level are
reached or until the function is switched off.
Safety Devices
Dispensing cannot be carried out if the machine
has not reached the operating pressure or tempe-
rature at least once, and each time that the boiler
pressure drops too much.
7 Steam supply handwheel.
Tap: turn in an anticlockwise direction to open and
clockwise to close.
8 Supplementary manual water filling button
positioned under the discharge basin.
Press down to fill the boiler.
7.2. Control instruments (Fig.8)
9 Gauge with mobile needle on a fixed dial with a
double scale and colour indicator areas.
Visual control of the pump (manometer on the left-
hand side) and of the boiler pressure (manometer
on the right-hand side)
10 Minimum and maximum water level indicator .
Visual control of water level in boiler.
• Turn on the water supply tap 2 Fig.5.
button
th
• Turn the main switch 1; the pump is activated, filling
the boiler.
• When the water reaches the correct level, the pump
stops.
Turn the main switch 2 to begin heating the water
in the boiler then turn each one until water begins
to flow from them.
• Wait for the machine to reach its working pressure
and to reach the correct thermal balance.

7.3. Starting up