18
1-25
INSTALLERUSER
MAINTENANCE TECHNICIAN
1.26 BOILER COMPONENTS.
Key:
1 - P.C.B.
2 - Gas valve
3 - Gas nozzle
4 - Sleeve with seats for Venturi
5 - Air fan
6 - System ow regulation NTC probe
7 - Overheating safety thermostat
8 - Detection electrode
9 - Manifold cover
10 - Condensation module cover
11 - Igniter
12 - Ignition electrode
13 - Flue probe
14 - Condensing module air vent valve
15 - Fumes hood
16 - Sample points (air A) - (ue gas F)
17 - Heat exchanger safety thermal fuse
18 - Manual air vent valve
19 - Condensation module
20 - Heat-exchanger safety thermostat (manual reset)
21 - Burner
22 - Air intake pipe
23 - System return regulation NTC probe
24 - System ow meter
25 - Vent valve
26 - Pump
27 - Condensate trap
28 - Flow manifold
29 - 4 bar safety valve
30 - Gas cock
31 - Draining funnel.
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