97
2016/01 Rev. 0.0
OptiFresh (Bean) NG 2.0
EN
Display
Possible cause
Action
Out of service
E14 Output err.
Ingredient motor output group
overloaded (current too high).
The control has disabled the
output.
Carry out the checks as specified for
E11.
Switch the machine off and on again.
Valve output group overloaded
(current too high). The control
has disabled the outputs.
Carry out the checks as specified for
E10. Switch the machine off and on
again.
E16 Level error
Electrode error; Max. and Min.
Electrode both suddenly detect
no water level. Inlet valve shuts.
Make sure if the boiler does not leaks.
Check the water pressure, turn the
water supply tap completely open and
check the connection tube for any kinks.
Switch the device off and on again.
E17 MDB error
There is no communication bet-
ween the machine and the MDB
payment system.
Check the connection between the ma-
chine and the MDB payment system.
E18 Mixer group FET error
Brewer or mixer motor output
remains activated.
Brewer or mixer motor output (FET)
defective. Replace control.
E19 output FET error
Ingredient motor / valve / fan
output remains activated.
Ingredient motor / valve / fan output
(FET) defective. Replace control.
E20 Software error
Software error
Reset the machine.
Load the defaults.
Install new software.
E21 boiler timeout
Heating element active for 8
minutes. If the boiler has still not
come up to temperature, this
error results. Steam- and /or dry
boil protection activated.
Reset the steam thermostat, see
CHAPTER 3.8. Check the logmenu. If a
E6 boiler temp. the boiler has boiled to
long. Check the NTC sensor and wiring
/ connection.
E26 Low temperature
Temperatuur sensor measures a
boiler temperature below 0°C
Boiler and/or NTC sensor is below
-0°C. Let the machine warm up to room
temperature.
E27 NTC short circuit
Temperatuur sensor has a short
circuit
Check the NTC sensor and wiring /
connection.
E28 NTC not detected
Temperatuur sensor is not
detected.
Check the NTC sensor and wiring /
connection.