BIANCHI VENDING EP 4100 BIANCHI M, Use And Maintenance Manual

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11. TROUBLE SHOOTING
The following are inspection operations that can be carried out by the operator with the machine powered down and
unplugged from the power mains. For any other type of anomaly or non-specifi ed machine inconveniency, unplug the
machine from the power mains, do not proceed with direct attempts at repairing the machine and immediately contact
qualifi ed and authorised sales service network personnel.
10. PUTTING THE MACHINE OUT OF SERVICE
10.1 Putting the machine out of service temporarily
· Carry out all the cleaning and maintenance operations.
· Disconnect and wrap up the power supply cable.
· Proceed with emptying out the machine boiler and the overall
water circuit completely by fi rstly removing the self-feeding
water tank, then, whilst the machine is totally powered off,
hold the short (condensed) coffee dose key located on the
right-hand side keyboard pressed in, then switch the machine
on into position 1 (i.e. switch in downward position). Hold the
short (condensed) coffee dose key pressed in until the di-
spensing cycle begins, then release the key and wait until the
system fi nishes emptying all the water in the water circuit out
completely.
· Cover the machine and store it in a dry place, not exposed to
bad weather and with exclusive access.
For the conduction of the machine disconnection operations from
the utility supply mains, please contact qualifi ed personnel.
10.2 Putting the machine out of service defi nitely
· Disconnect and wrap up the power supply cable.
· Proceed with emptying out the machine boiler and the overall
water circuit completely by fi rstly removing the self-feeding
water tank, then, whilst the machine is totally powered off,
hold the short (condensed) coffee dose key located on the
right-hand side keyboard pressed in, then switch the machine
on into position 1 (i.e. switch in downward position). Hold the
short (condensed) coffee dose key pressed in until the di-
spensing cycle begins, then release the key and wait until the
system fi nishes emptying all the water in the water circuit out
completely.
11.1 ALARM MANAGEMENT
1) The machine will not start up: - Check to ensure that the power mains plug has been plugged
in correctly
- Check to censure that the differential, magneto-thermal and
main switches are all correctly engaged
- Check the condition of the power supply cable and mains plug.
If they are damaged, please contact qualifi ed and authorised
personnel for replacement.
3) Slow dispensing speed - Check fi lter and spout/sprayer conditions to make sure they
are clean.
4) Irregular steam supply - Check to censure that the spout nozzles are not obstructed.
description/code warnings meaning how to fi x the error
Water is missing - The two fl ashing LEDS The water level probe detects
that water is missing even after
the boiler fi ll-up time-out has
gone by.
Switch the machine OFF then switch
the machine back ON again.
No impulsesby the
fl ow meter
- the led relative to the
s e l e c t e d d o s e s t a r t s
fl ashing.
The micro processing unit doe-
sn’t detect any impulses by
the fl ow meter during a coffee
cycle
If impulses are absent for longer
than 1 minute, the dose that is cur-
rently being dispensed is stopped
immediately and the machine will
go back into standby mode
Boiler empty - The two fl ashing LEDS Simultaneous switch-ON of the
coffee dispensing pumps and
electro valves for 30 seconds.
Switch-on of the tea dispensing
electro valve for 40 seconds.
Switch the machine OFF then switch
the machine back ON again.
Eeprom alarm. - The two fl ashing LEDS Installation of a software version
that is different compared to the
one stored in the Eeprom.
Upon machine switch-ON, press in
key no. 4 and key no. 5.
Boiler load or fi ll-up
pump
- The two fl ashing LEDS The boiler load or fi ll-up pump
switch-ON time has gone over-
time.
Switch the machine OFF then switch
the machine back ON again.
Group 1 pump alarm - The two fl ashing LEDS The group 1 pump switch-ON
time has gone overtime.
Switch the machine OFF then switch
the machine back ON again.
Group 2 pump alarm - The two fl ashing LEDS The group 2 pump switch-ON
time has gone overtime.
Switch the machine OFF then switch
the machine back ON again.