Boiler Components - Immergas INTEC 30 System External Installation Instructions Manual

1.13 BOILER COMPONENTS.

Key:
1 - Storage tank unit delivery return by-pass
2 - Gas valve
3 - Condensate drain trap
4 - System pressure switch
5 - Flow probe
6 - Safety thermostat
7 - Gas nozzle
8 - Venturi
9 - Detection electrode
10 - Condensation module
11 - System expansion vessel
12 - Flue probe
13 - Manual air vent valve
14 - Sample points (air A) - (flue gases F)
G - Gas supply
R - Return
F - Flow
C - Cold fill
15 - Negative signal pressure point
16 - Positive signal pressure point
17 - Heat exchanger safety thermofuse
18 - Burner
19 - Ignition electrode
20 - Air intake pipe
21 - Igniter
22 - Fan
23 - Air vent valve
24 - Return probe
25 - Boiler pump
26 - 3 bar safety valve
27 - 3-way valve (motorised)
28 - By-pass
29 - System draining valve
10
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