EVOCA Opera Touch - Page 59

02-2023 6095 00 51
airbrEak micro
The air-break micro (operated by the oat)
never signals the lack of water following a
dispensing cycle.
air-brEak filliNg timEout
The air-break micro (operated by the oat)
is not signalling that the water level has
been reached in the air-break within the
pre-set time interval during lling.
boilEr filliNg timEout
The boiler has not lled within the pre-set
time interval.
The water quantity necessary to ll the
boiler is detected by the volumetric counter
(ow meter).
coffEE uNit - micro uNit failurE -
While the brew unit is being operated, the
control micro is not operated within a cer-
tain time limit.
This failure may be associated with another
positioning failure of the coee unit.
coffEE uNit - start uNit failurE -
The microswitch signals the coee unit has
not moved from the stand-by position.
coffEE uNit - brEw uNit failurE -
The control micro signals that the coee
unit has not reached the brew position.
coffEE uNit - DispENsiNg uNit failurE -
During the brew phase, the control micro
signals that the espresso unit is being han-
dled.
coffEE uNit - DiscHargE uNit failurE -
At the end of the brew phase, the control
micro signals that the coee unit has not
reached the "used dose discharge" posi-
tion.
coffEE uNit - staNDby uNit failurE -
The control micro signals that the brew
unit has not moved back to the stand-by
position after having discharged the coee
dose.
mobilE NozzlEs
Mobile nozzles have failed to reach the
dispensing position.
The equipment is put out of order.
boilEr failurE
The boiler fails to reach the operation tem-
perature after temperature values have
been measured many times within a well-
dened time interval.
The equipment is put out of order.
boilEr lEakagE
It signals any pressure loss of the boiler
during a “pressurising” cycle.
complEtE macHiNE clEaNiNg
It signals that the equipment must be com-
pletely cleaned.
The signal is displayed when the time
limit or the pre-set number of selections is
reached.
mixEr wasH
It signals that the mixers must be washed.
The signal is displayed when the time
limit or the pre-set number of selections is
reached.
coiN mEcHaNism
Models with payment system only.
The machine stops if it should receive an
over 2-sec. pulse on a validator line or if the
communication with the serial coin mecha-
nism is not longer than 30 seconds (Execu-
tive protocol) or 75 seconds (BDV protocol).