Immergas EOLO Maior 24 kW Manual De Instrucciones página 109

• System zone Kit (by request). If the heating system is to be divided into
several zones (max. three), in order to interlock them with separate
adjustments and to keep water flowrate high for each zone, Immergas
supplies zone system kits by request.
• Polyphosphate dispenser kit (by request). The polyphosphate dispenser
prevents the formation of scale and preserves the original heat exchange
and domestic hot production water conditions. The boiler is arranged
for installation of the polyphosphate dispenser kit.
Eolo Maior kW - Boiler components.
Key:
1 - Gas valve
2 - Domestic circuit sensor
3 - Domestic circuit flow switch
4 - Domestic circuit heat exchanger
5 - Burner
6 - Combustion chamber
7 - Sealed chamber
8 - Fan
9 - Drawing points (air A) - (fumes F)
10 - Positive signal pressure point
11 - Negative signal pressure point
12 - Fume pressure switch
• Relay card (by request). The boiler is arranged for installation of a relay
card that allows the appliance's characteristics to be extended and therefore
its operational possibilities.
The above kits are supplied complete with instructions for assembly and
use.
13 - Delivery sensor
14 - Safety thermostat
15 - Fume extractor hood
16 - Primary heat exchanger
17 - System expansion tank
18 - Igniters and detection sensors
19 - Air valve
20 - Boiler circulating pump
21 - System pressure switch
22 - 3 bar safety valve
23 - Motor-driven 3-way valve
24 - System drain cock
25 - System filler cock
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