106
910.001.1 - EN
ISTRUCTIONS PERTAINING TO THE INSTALLER
20. BOILER SCHEMATIC
Figure 17
CT_0824 / 0912_1201
Key:
1 pressure gauge
2 siphon
3 NTC return heating probe
4 105°C overheat safety thermostat
5 gas valve
6 flue-water exchanger
7 flame detector electrode
8 burner
9 ignition electrode
10 mixer with venturi
11 gas diaphragm
12 fan
13 flue joint
14 automatic air vent
15 hydraulic pressure sensor
16 boiler drain point
17 joint flue with flue thermostat
18 flue thermostat
19 seat of air intake pipe
20 NTC return heating probe
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