Boiler Schematic - Baxi LUNA HT 1.350 Instructions Manual

it
at
gB
Figure 18
924.493.3

21. boiler schematic

GAS
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
SEALED CHAMBER
HEATING HEATING
INLET RETURN
instructions pertaining to the instaLLer
100
CONDENSATION
DRAIN