Conti XEOS EVOLUTION 2 Notice Technique page 50

FAULT
7
The coffee continues to flow
and the cup overflows.
8
The coffee is flowing too
quick, and it does not have a
creamy head to it.
9
After having not dispensed
coffee for a while, the first cup
is less filled than it should be.
10
Machine in stand-by
SACOME, Document CONFIDENTIEL,
SACOME, CONFIDENTIAL Document,
CAUSE
1. If the cycle is finished :
Group solenoid valve.
2. The cycle does not stop
until the selected button has
been pressed again.
1. Bad setting of the grinding
stones/dose.
2. The coffee is too hot.
The gasket of relief device 12
bars is damaged
1. The safety sensor
2. The overheating thermostat
Edition 07/2008 - XEOS EVOLUTION 2 - XEOS TALL CUP
NOTES TECHNIQUES - TECHNICAL DOCUMENTS - page 50
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1. The plunger is blocked
(dirt/connections/circuit board)
2. The flow meter is broken, change
the cap and check the presence of
magnets on the wheel.
1. Adjust the fineness of the ground
coffee - check that the quantity is
correct - 7gr. for one espresso.
2. Check the boiler pressure.
Change the relief device 12 bars
(409774)
Check in the following order:
1. the water supply
the electric connexions of the
sensor
clean the safety sensor
check the water feeding solenoid
valve (coil/plunger)
the relays or the circuit board
2. the pressure switch
the relays
re-engage the klixon (overheating
thermostat) or change it
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SOLUTION