La San Marco 100E Bedienungs- Und Wartungtsanleitung Seite 43

PROBLEM
9.
10.
on (the main switch is in
position 1 or 2 and the
signal light is lit) but the
electronic control is out
of order.
11.
water from one serving
unit although the serving
has not been selected.
12.
unit serves water
continuously.
13.
only small quantities of
steam or water droplets.
14.
the water tap.
15.
after serving the coffee.
16.
the serving unit.
17.
served, some of it drips
out of the edge of the
filter cup.
18.
drain of the serving unit
solenoid.
42
CAUSE
circuit.
water filling.
electronic control unit is
defective.
defective.
continuously.
improperly connected.
S).
valve.
cup.
cooling system.
SOLUTION
autolevel.
electronic control unit and its
components.
continuously.
(see wiring diagram).
and cold water) and replace as
necessary (100 E).
necessary replace it. Calibrate the
valve at 12 bar.
Calibrate the pump at 9 bar.
cup.
cup.
plunger on the solenoid and clean
the solenoid.
valve.
the related seals of the serving
group (100 DTC).