Dhw Setting (Dhw Settings); Antilegionella (Disinfect); Fast Dhw (Fast Dhw); Tank Heater (Tank Heater) - Ferroli OMNIA S 3.2 Manual De Instalación, Uso Y Mantenimiento

8.5.3 DHW setting (Dhw settings)

User menù > Dhw settings

Antilegionella (Disinfect)

User menù > Dhw settings > Disinfect
It allows to eliminate the Legionella bacteria. In the disinfection function, the tank temperature necessarily reaches 65 ~ 70 ° C.
The disinfection temperature and relative times are set in the "For serviceman" menu (refer to "9.2 Service parameters table" a pagina 117).
Enabled y/n yes/no
Operate Day Sunday/Monday
Start hh.mm
When the anti-legionella function is working, the relative icon appears on the display.

Fast DHW (Fast Dhw)

User menù > Dhw settings > Fast Dhw
The function allows you to force all available system heat sources (heat pump, DHW boiler electric heater and gas boiler) to meet the domestic hot water set point as
soon as possible. Once the setpoint is satisfied, the function is automatically disabled and remains disabled until it is called up manually.

Tank heater (Tank Heater)

User menù > Dhw settings > Tank Heater
The function allows you to force the heating of the water in the DHW tank with the TBH electric heater.
In case of simultaneous cooling / heating and DHW request, to guarantee both services, the heat pump will work for the plant and with the TBH electric heater for
DHW. If the temperature sensor (T5) of the DHW tank is faulty, the TBH electric heater cannot work.

DHW pump (Dhw Pump Circ)

User menù > Dhw settings > Dhw Pump Circ
This function allows you to manage a timed recirculation pump on the domestic hot water ring.
There are 12 hourly events that can be set and enabled individually.
Each event is only a start, there is no stop event.
T1 Enabled y/n Start hh.mm
The pump will run for a preset time defined in the "For serviceman" menu (refer to "9.2 Service parameters table" a pagina 117).

8.5.4 Options

Silent Mode (Silent Mode)

User menù > Options > Silent Mode
It is possible to enable the mode by choosing between 2 silencing levels:
• Level 1, silent
• Level 2, extra silent
It is possible to program 2 activation time bands (Timer 1 and Timer 2).
Enable Y/N yes/no
Silent Level 1-2
Timer 1 Start
Timer 1 End
Timer 1 On/Off
Timer 2 Start
Timer 2 End
Timer 2 On/Off
If Timer 1 and / or Timer 2 are disabled, the silent mode is always active.
114
EN
enables the disinfect function antilegionella
giorno settimana antilegionella
ora di inizio antilegionella
if yes, you can set the start time and at that time the pump will
work for a time defined by the parameter t_INTERVAL_DHW
enables the silent mode
to setup the silent level
you can set the start time of timer 1
you can set the stop time of timer 1
enables or not the timer 1
you can set the start time of timer 2
you can set the stop time of timer 2
enables or not the timer 2
Cod. 3541V941 - Rev. 00 - 09/2021
OMNIA S 3.2