DE DIETRICH ELITEC DTG 130 Eco.Nox - Manual (Page 22)

22
DTG 130 Eco.NOx 01/02/11 - 300002915-001-E
4.4.4 Filling the system
„
Boiler self-standing:
The installation must be filled via the draining/filling valve. Check that
the entire installation has been correctly bled.
„
With domestic hot water tank:
Z
See: Domestic hot water calorifier instructions.
4.4.5 Water treatment

Central heating systems must be cleaned to eliminate
debris (copper, strands, brazing flux) linked to the
installation of the system and deposits that can cause
malfunctions (noise in the system, chemical reaction
between metals). On the other hand, it is important to
protect central heating systems against corrosion, scaling
and microbiological growth by using a corrosion inhibitor
adapted to all types of systems (steel, cast iron radiators,
heated floor, PER) Switzerland: The water quality must comply with the SICC directives
No. 97-1F "Treatment of water intended for heating, steam,
refrigeration and air conditioning installations".
4.5 Gas connection
It is necessary to abide by the prevailing instructions and regulations.
Each time, a blocking tap will be located as near as possible to the
heater. A gas filter must be fitted to the boiler inlet.
The load loss between the meter and heater must be lower than 1
mbar (heater operating).
„
France
Pipe diameters must be defined in accordance with ATG's
(Association Technique de Gaz) B171 specifications.
„
Other countries
The diameters of the pipes must be defined in accordance with the
standards in force in your country.