Immergas Victrix Pro 80 2ErP - 3.1 General warnings.; 3.2 Initial check.

36
INSTALLERUSER
MAINTENANCE TECHNICIAN
3
INSTRUCTIONS FOR
MAINTENANCE AND
INITIAL CHECK.
3.1 GENERAL WARNINGS.
ATTENTION:
operators who install and service the
appliance must wear the personal pro-
tective equipment (PPE) required by
applicable law.
Note: the list of possible PPE is not
complete as they are indicated by the
employer.
ATTENTION:
before performing any maintenance
operation, make sure:
- you have disconnected the power to
the appliance;
- you have closed the gas cock;
- you have discharged the pressure from
the system and domestic hot water
circuit.
Risk of material damage aer using sprays and liq-
uids to search for leaks.
Leak sprays and liquids clog the reference hole P1 (Fig.
49) of the gas valve, damaging it irreparably.
During installation and maintenance, do not use spray
or liquids in the upper area of the gas valve (side referring to the
electric connections)
Supply of spare parts.
e device’s warranty shall be rendered null and void
if unapproved or unsuitable parts are used for main-
tenance or repairs. ese will also compromise the
product’s compliance, and the said product may no
longer be valid and fail to meet the current regulations.
With regard to the above, only use Immergas original spare parts
when replacing parts.
If additional documentation needs to be consulted for
extraordinary maintenance, contact the Authorised
Aer-Sales Service.
3.2 INITIAL CHECK.
To commission the boiler:
- ensure that the type of gas used corresponds to the
boiler settings;
- check connection to a 230V-50Hz power mains,
correct L-N polarity and the earthing connection;
- make sure the central heating system is lled with water and
that the boiler manometer indicates a pressure of 1÷1.2 bar;
- switch the bo iler on and ensure correct ignition;
- check the proper calibration of the number of fan revolutions
(Par. 4.1);
- check the CO
2
in the fumes at maximum and minimum ow
rate:
the values must comply with what is indicated in the relative
tables (Par. 3.3);
- check activation of the safety device in the event of no gas, as
well as the relative activation time;
- check activation of the main switch located upstream of the
boiler;
- check that the intake and/or exhaust terminals are not
blocked;
- ensure activation of all adjustment devices;
- seal the gas ow rate regulation devices (if settings are mod-
ied);
- ensure production of domestic hot water;
- ensure sealing eciency of water circuits;
- check ventilation and/or aeration of the installation room
where provided.
- check the existing draught during normal functioning of the
appliance, e.g. a draught gauge positioned at the exit of the
appliance combustion products;
- check that there is no backow of combustion products into
the room, even during functioning of fans;
Even if just one single safety check provides a negative result,
do not commission the system.