24
English
15. Defects – Malfunctions
Direct action by the customer
Beforecallingservicepersonnel,toavoidunnecessaryexpense,checkwhetherthemachineproblemcorrespondsto
oneofthecaseslistedbelow.
PROBLEM
The coee machine does not
work.
Themachinedoesnotdispense
coee.
Leakingfromthelterholderrim.
Coeedispensingtimetooshort.
Coeedripsoutofmachine.
Lossofwaterunderthemachine.
Machines supplied by a tank:
the pressure gauge indicates
thevalueof 130 PSI also after
dispensingofcoee.
Onthedisplaythesymbolofthe
active heating element “
” remains displayed, but the
coeemachinedoes not reach
theoperatingpressure.
SOLUTION
Checktheelectricitysupply.
Checkthattheplugisinsertedorthatthe
switchofseparationfromthelineisclosed.
Check the position of the main power
switch(1).
Checkthecolourofthedisplayandwhether
the “outofwater”iconisdisplayed.
Checkthewaterlevelinthetank.
Cleanusingthespecialbrushprovided.
Useanergrind.
Usenewcoee.
Clean.
Useacoarsergrind.
Empty.
Thisisanormaloccurrence.
Noactionrequired.
ContacttheTechnicalServicecentre
CAUSE
Noelectricitysupply.
Possiblelackofwaterinthetank.
Underpangasketdirtywithcoee.
Coeegroundtoocoarse.
Coeetooold.
Filterholesblockedorlterholder
outletholedirty.
Coeegroundtoone.
Dischargebasinfull.
Intermittentphenomenoncausedby
anti-backowvalves.
Possible intervention of the safety
thermostat.
Thereare2typesofmessagesdisplayedbythemachine:
1. Explicit messages:theseappearinthelastlineatthebottomofthedisplay;theyaredeletedwitheachnew
cycleandreappearagainifthecausegeneratingthemrepeats.
Thesearewarningsfortheuser,whocaneasilyresolvethemwithouttheassistanceoftheTechnicalService
Centre(e.g.EMPTYBASIN).
2. Messages in code
:theseappearinthetopright-handcorner,withthefollowingformat:Exxx
where: ·Eindicatesanerror;
·xxx istheunit’serrorcode.
Theseindicatethepresenceofcategorisederrors.Theyremainonthedisplayandrequiretheinterventionof
theTechnicalServiceCentre.
Ifthereareseveralerrors,theyareshownoneafteranotheronthedisplay.
15.1 Diagnostics messages
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