21. Boiler Schematic - Baxi LUNA HT 1.450 Gebrauchsanleitung Für Den Verbraucher Und Den Installateur

21. Boiler schematic

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Figure 18
Legend:
1 boiler drain point
2 manometer
3 siphon
4 central heating NTC sensor
5 105°C overheat thermostat
6 gas valve
7 flue-water exchanger
8 flame detector electrode
9 main burner
10 ignition electrode
11 air/gas mixture header
12 mixer with venturi
13 gas diaphragm
14 fan
15 flue thermostat
16 coaxial fitting
17 automatic air vent
18 flue joint
19 hydraulic pressure sensor
manuals search engine
SEALED CHAMBER
HEATING
GAS HEATING
INLET
90 90
CONDENSATION
DRAIN
RETURN