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5. Description
Construction of the boiler
The main part of the boiler is a cast-iron -element boiler body produced of grey cast iron..
- middle elements - quality 150
- front and rear elements - quality 200
Pressure parts of the boiler suit to the requirements for tightness by standards:
TNN EN 303- 5 : 2000 Boilers for Central Heating.
The boiler body is assembled from elements with the help of pressed nipples of 56mm diameter, ensured by anchor bolts..
elements create combustion and ash collection space, water space and
in the rear part of the boiler.
The whole boiler body is insulated by a mineral insulation not harmful for health, that eliminates losses caused by heat
emission into surroundings. Steel casing is painted by a komaxit paint of a good quality.
6. Localization and installation of ATTACK FD boiler
Rules and standards
Boilers for solid fuels can be installed only by a company with a valid certificate for installation and maintenance.
Installation must be designed by valid standards. Before the installation of the boiler to an older system of heating, all the
system must be cleaned by the company. The heating system must be filled with water suitable to the requirements by STN
07 7401:1991 a and its hardness must not exceed required parameters.
Recommended values
Hardness
2+
Ca
concentration of total Fe + Mn
*) recommended value
Possibilities of localization
ATTACK FD boilers is certified for installation in spaces not serving for common life (cellar, halls, etc.)
Localization of the boiler by fire regulations :
1. Localization on a floor of an incombustible material (fig.)
- Put the boiler on an incombustible pad exceeding dimensions of the lateral sides of the boiler in
20 mm and only for the lenght of combustion chamber
- If the boiler is located in a cellar, we recommend to set it up ona n elevated step
of the minimum height of 50 mm
- The boiler is located into the middle of the s stand
mmol/l
1
mmol/l
0,3
mg/l
(0,3)*
6
convection part. Inlet and outlet of heating water is situated
The
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