Control Instruments; Starting Up - Rancilio MILLENNIUM SDE Uso Y Manutención

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 Coffee dispensing switch (mod. CDX).
Two-position switch:
turn on the switch, coffee is dispensed;
turn off the switch, dispensing of coffee is
interrupted.
4 Electronic coffee delivery button panel.(mod.
SDE). Five buttons with relative led:
A Press the button for a second, led on, release
button; a small coffee is dispensed.
The led turns off and dispensing ceases.
B Press the button for a second, led on, release
the button; a big cup of coffee is dispensed.
The led turns off and dispensing ceases.
C Press the button for a second, led on, release
the button; two small coffees ar dispensed from
the same unit.
The led turns off and dispensing ceases.
D Press the button for a second, led on, release
the button; two big cups of coffee are dispensed
from the same unit.
The led turns off and dispensing ceases.
E Press the button for a second, led on, release
the button; coffee is continuously dispensed.
Press the button for a second, led off, release
button; continuous dispensing of coffee ceases.
To interrupt dispensing taking place by pressing
A-B-C-D, hold button E down until the relative led
turns off.
5 Hot water supply switch (mod. CDX).
Two-position switch:
turn on the switch, hot water is dispensed; turn off
the switch, dispensing of hot water is interrupted.
6 Dose of hot water supply switch (mod. SDE).
Press for a second, the led lights up and a dose of
hot water is obtained.
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.
9 Valved gas power tap (models with gas heating).
Open: vertical position;
Closed: turn 90° in clockwise direction.
10 Piezoelectric button (models with gas heating).
Firing button: press down firmly to give off the spark
to light the gas for the burner.
7.2. Control instruments (Fig.8)
11 Gauge with mobile needle on a fixed dial with a
double scale and colour indicator areas.
Visual control of the pump and of the boiler
pressure.
12 Minimum and maximum water level indicator .
Visual control of water level in boiler.
13 Control window (models with gas heating).
Visual control of lighting and functioning of the
flame of the gas burner.
14 Cup-heater switch (optional).

7.3. Starting up

Turn on the water supply tap 2 Fig.6.
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,
gauge needle 11 on green area, and to reach the
correct thermal balance.
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