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32
AST 14 C 257/00
3.6 FLUE GAS VENTING AND CONDENSATE DRAIN SYSTEM
The boiler has a tower for connecting the suction/discharge pipes, with holes allowing
direct access to the combustion air and flue gas outlet (sampling points for calculating
the combustion efficiency).
Before taking readings, you need to remove the caps. Insert the flue gas probe of the
analyser in the right-hand hole and the ambient probe in the left-hand hole:
In co-axial discharge systems there is a tray between the flue gas discharge tower and the
primary heat exchanger that collects any rainwater or condensate from the suction
openings. The water is channelled via a silicone tube inside the condensate drain-trap.
CONDENSATE DRAIN-TRAP
This element collects and conveys the condensate produced by the primary exchanger
into the drain. It is shaped to prevent the combustion gases from entering into direct
contact with the discharge system.
It is made of transparent material to allow a visual check of the contents. During
maintenance operations, the drain-trap can easily be emptied by removing the plug.
The system and the drainage point coupling must be made of
materials (such as stainless steel or plastic) that are heat- and
chemical-resistant.
Important. Remember to connect the corrugated pipe supplied
with the boiler to the condensate drain-trap.
N.B. The trap is not provided with a float.
When switching on the boiler, it is advisable to fill the drain-trap with water via the
flue gas stack.
Condensate outlet
to drain
Cleaning plug
Condensate
inlet from
exchanger
Condensate tray
coupling
Condensate
collection tray
Caps for flue gas
sampling points
Содержание FORMENTERA KC 24
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