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3
INSTRUCTIONS FOR
MAINTENANCE AND
INITIAL CHECK.
3.1 GENERAL WARNINGS.
ATTENTION:
operators who install and service the
Victrix Hybrid must wear the personal
protective 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 appliances Victrix Hybrid;
- you have closed the gas cock;
- you have discharged the pressure from
the system and domestic hot water
circuit.
Risk of material damage after using sprays and liq-
uids to search for leaks.
Leak sprays and liquids clog the reference hole P1 (Fig.
52) 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.
The device’s warranty shall be rendered null and void
if unapproved or unsuitable parts are used for mainte-
nance or repairs. These will also compromise the Victrix
Hybrid 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 of Victrix Hybrid, contact
the Authorised After-Sales Service
3.2 INITIAL CHECK.
To commission the system, you must:
- make sure that the type of gas used corresponds to
indoor unit settings;
- check connection to a 230V-50Hz power mains,
correct L-N polarity and the earthing connection;
- make sure that all electrical connections between: indoor
unit and control panel, outdoor unit and control panel were
performed according to the available documentation and
applicable regulations;
- ensure sealing efficiency of water circuits;
- make sure the central heating system is filled with water and
the indoor unit pressure gauge reads a pressure of 1÷1.2 bar;
- switch the boiler on and ensure correct ignition;
- check the proper calibration of the number of fan revolutions
of the indoor unit;
- check the CO
2
flow rate in the flue:
- 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 the activation of the main switch located upstream of
the indoor unit and the outdoor unit;
- check that the intake and/or exhaust terminals of the indoor
unit are not blocked;
- ensure activation of all adjustment devices;
- seal the gas flow rate regulation devices (if settings are mod-
ified);
- ensure production of domestic hot water;
- check ventilation and/or aeration of the installation room
where provided.
- check that there are no damaged components or crushed
pipes in the outdoor unit.
- make sure that the shut-off valves are installed correctly and
completely open;
- make sure that the air discharge valves are closed and the
automatic air discharge valves are open;
- check the safety valves for water leaks, when they are open;
- check that the minimum water volume is guaranteed in all
conditions;
- if glycol is used, make sure that the concentration is correct
and set the related parameter on the control panel.
Even if just one single safety check provides a negative re-
sult, do not commission the system. Even if just one single
safety check provides a negative result, do not commission
the system.
