Ferroli AQUA1 PLUS Manuel D'utilisation page 24

Manuale utente
To silence the alarm, carry out the following
procedure:
Make sure that no other advanced procedure
is in progress;
Press any key once.
ADVANCED MANAGEMENT
N.B.: The following instructions are
reserved for
assistance personnel.
3.1.3.12 Different operating mode start
conditions
Each operating mode must comply with precise
conditions in order to be enabled:
AUTOMATIC operating mode
The condition in order to enable the start of this
function is as follows: lower probe< SP2 – r0
(hysteresis);
ECO operating mode
The condition in order to enable the start of this
function is as follows: lower probe< SP1 – r0
(hysteresis);
OVERBOOST operating mode
The condition in order to enable the start of this
function is as follows: lower probe< SP3and
upper probe< SP3.Once a temperature
exceeding SP3 has been detected, the
Overboost operating mode terminates and
the previously set operative mode is restored.
3.1.3.13 Alarms
Note: in case of "UtL" alarm (fault of the
fan), in addition to the display visualization,
the equipment emits an acoustic signal
that can be switched off pressing any key
on the controller. The alarm it is never
canceled unless the equipment is switched
off or put in stand-by.
The heat pump
automatically disabled and the one with
electric resistance is activated in order to
ensure the continuity of the warm water
supply.
PLEASE NOTE!: in case of "UtL" alarm it
is necessary to contact the technical
assistance.
specialised technical
working mode is
AL Minimum temperature alarm
Solution:
- Check the temperature associated with the
alarm;
- Parameters displayed: A0, A1, A2 and A11.
Main consequences:
- The equipment will continue to work as
normal
AH Maximum temperature alarm
Solutions:
- Check the temperature associated with the
alarm;
- Parameters displayed: A3, A4, A5 and A11.
Main consequences:
- The equipment will continue to work as
normal.
id Digital input alarm
Solutions:
- Check the causes that originated the input
activation (possible short circuit in signal
cables)
- See parameters: i0; i1 and i2;
Main consequences:
- Compressor will be switched off;
- Defrosting will not be activated.
iSd Blocked equipment alarm
Solutions:
- Check the causes that originated the digital
input activation
- See parameters: i0; i1; 18 and i9
- Switch the equipment off and then back on
again or disconnect the equipment from the
mains power supply.
Main consequences:
- Compressor will be switched off;
- Defrosting will be never activated.
FiL Ventilation filter check alarm
Solutions:
- Check how clean the filter is (to switch off the
alarm message, press any key on the display)
UtL Probable fan fault
Solutions:
- See parameters SP10 and C14
- Check the fan conditions
Main consequences:
- Compressor and fan are switched off;
- Water heating occurs using only the electric
resistance.
When the cause of the alarm has been
removed, the normal operation of the
equipment is restored.
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