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11.2Problems - Causes - Solutions
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Thefollowingtableindicatesthepossibleerrororalarmcauseswhichmayleadtoapartialortotalshutdownof
the appliance.
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StringError codeDescription
Board communication errorE7Communication error
GRINDER BLOCKEDE305The coffee grinder is blocked and won't turn
Brewing unit can't reach WORKE306The unit can't reach the WORK position
Brewing unit can't reach HOMEE307The unit can't reach the HOME position
Coffee water circuit cloggedE308The flow meter is stopped, water does not flow even if the
pump is on
DC valve failureE309One of the solenoid valves is not working
Doser failureE310If the microswitch of the doser is pressed (indicating doser
full) and, when powering the doser it does not switch, an
error is generated (after 4 attempts)
Coffee Heater temperature sensor
short circuit
E311Temperature sensor (NTC) short circuit
Coffee Heater temperature sensor
open loop
E312Temperature sensor (NTC) does not convey
Coffee Heating up timeoutE313
The heating unit did not reach the target within the maximum time
BREWING UNIT SHORT CIRCUITE314Gear motor of the brewing unit has short circuited
Zero crossing failureE315The electricity grid is unstable
Milk Circuit cloggedE327The flow meter is stopped, water does not flow even if the
pump is on
Milk Heater temperature sensor short
circuit
E328Temperature sensor (NTC) short circuit
Milk Heater temperature sensor open
loop
E329Temperature sensor (NTC) does not convey
Milk Heating up timeoutE330
The heating unit did not reach the target within the maximum time
Heater coffee over temperatureE331The heating unit temperature is too high
Heater milk over temperatureE332The heating unit temperature is too high
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Every time the machine reports one of these errors it tracks it at the same time in its error log.
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Theoccurrenceofeachoftheseerrorscausesallthe
chargestoturnoffinstantaneously(gearmotors,heating
unit,pump,solenoidvalves)andamonkeywrenchappears
on the screen with the relative identification number.
111111
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