Necta Astro, Installation, Operating And Maintenance Manual

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© by NECTA VENDING SOLUTIONS SpA
18
0210 206-00
FAILURES
READING PRESENT FAILURES
When the “Failure” function is displayed, press the confirm
button “ ” to display the present failures.
If no failures are currently present, after pressing the
confirm button “ ” the message “End failures” will be
displayed.
The possible failures are indicated in the following cases:
Water failure
If the air-break microswitch is closed for more than one
minute, the water inlet solenoid valve will remain energized
until the water flow is restored.
Waste container full
This occurs after the liquid waste container float is trig-
gered.
Air-break
The machine is locked if after 7 selections the microswitch
has never signalled the lack of water.
No cups
When the empty cup column microswitch opens, the
column shift motor is activated. If after one full turn of the
cup dispenser the microswitch is not closed the machine
locks.
Mobile spouts
If the spouts do not reach the dispensing position, the
machine is disabled.
Volumetric counter
Failed computation of the volumetric counter within a max.
given time.
Instant boiler
The machine is locked if after 20 minutes of heating time
from machine start or from the last selection, the instant
boiler fails to reach the operating temperature.
Machine control board
Failed dialogue between C.P.U. board and machine control
board.
Coin mechanism
The machine is locked if it receives a pulse longer than 2
seconds on a validator line or the communication with the
serial coin mechanism does not take place for more than 30
seconds (Executive protocol) or 75 seconds (BDV proto-
col).
Coffee release
If after releasing the ground coffee dose the microswitch of
the coffee doser unit indicates the presence of coffee in the
dosing chamber, all coffee-based selections are disabled.
Espresso unit
This failure is due to a mechanical lock of the unit or when
the unit is not present. The machine is not locked, but all
coffee-based selections are disabled.
Coffee failure
If after a period of 15 seconds of grinding coffee a dose is
not obtained, all coffee-based selections are disabled.
RAM Data
One or more areas of the RAM contain wrong data which
was corrected with the default values.
The machine will continue to function, but it would be
advisable to initialise as soon as possible.
Espresso boiler
The machine is locked if after 10 minutes of heating time
from machine start or from the last selection, the coffee
boiler fails to reach the operating temperature.
Cup release
If the cup sensor photocell is fitted, after three unsuccess-
ful cup release attempts the display indicates the mes-
sage “No cups”. Through the specific function it possible
to define whether the failure is to lock the machine or leave
it for dispensing with a ceramic cup.
Fresh-brew piston 1
Due to wrong positioning of the unit (piston opening time
> 8 seconds). The machine is not locked, but all fresh
product based selections are disabled.
Fresh-brew scraper 1
Wrong positioning of the waste ejection scraper (movement
time > 6 seconds).
The machine is not locked, but all fresh product based
selections are disabled.
Fresh-brew piston 2 / Fresh-brew scraper 2
As unit and scraper 1 if the second brewing unit is installed.
RESETTING
By confirming this function all current failures will be reset.
PROGRAMMING PARAMETERS
CASH
This set of functions controls all parameters regarding the
payment systems and the sales prices.
SELECTION PRICES
Four different prices can be set for each selection according
to the programmed time bands for when the time table
option is enabled.
For each of the 4 time bands prices (0 to 65,535) can be
programmed globally (same price for all selections) or for
the single selections.
Should the majority of products be sold at the same price,
it will be convenient to set the price globally and then
change the figure of the selections with different prices.