Boiler Components - Immergas HERCULES Solar 26 1 A Instruction Booklet And Warning

1.23 BOILER COMPONENTS.

PL
Fig. 1-23
CZ
HU
RO
IE
SK
Key
1 - Stainless steel storage tank unit
2 - DHW recirculation pump (optional)
3 - Three-way valve (motorised)
4 - Zone 1 by-pass
5 - Zone 1 one-way valve
6 - Zone 1 pump
7 - Safety thermostat (Low temperature)
(optional)
8 - Flow probe (Low temperature) (optional)
9 - Zone 2 pump (optional)
10 - Zone 2 one-way valve (optional)
11 - Zone 2 by-pass (optional)
12 - Mixing valve (optional)
13 - Solar expansion vessel
14 - Flue safety thermostat
15 - Burner
16 - Ignition electrode
17 - Detection electrode
18 - Venturi
134
19 - Gas nozzle
20 - Fan
21 - Manual air vent valve
22 - Cold water inlet valve
23 - 8 bar safety valve
24 - Air intake pipe
25 - Safety valve with manometer
26 - 3 bar safety valve
27 - DHW mixing valve
28 - System filling valve
29 - Shut-off valve with thermometer
30 - Solar pump
31 - Flow meter
32 - Domestic hot water probe
33 - Condensate drain trap
34 - Polyphosphate dispenser (optional)
35 - D.H.W. expansion vessel
36 - Solar system drain fitting
37 - Storage tank unit draining valve
38 - Sample points (air A) - (flue gas F)
39 - Positive signal pressure point
40 - Negative signal pressure point
41 - Manual air vent valve
42 - Vent valve
43 - Zones management electrical connec-
tion box (optional)
44 - Condensation module
45 - Hydraulic manifold
46 - System expansion vessel
47 - Delivery probe
48 - Safety thermostat
49 - Manifold draining valve
50 - System pressure switch (absolute)
51 - Boiler Pump
52 - Sealed Chamber
53 - Gas valve
54 - System draining valve
55 - Magnesium anode
56 - Cylinder solar probe