Baxi LUNA3COMFORT Installers And Users Instructions page 36

heating
inlet
Figure 20
Key:
1 Automatic by-pass
2 Water pressure switch
3 Three way valve
4 Gas valve
5 Expansion vessel
6 Ignition electrode
7 Central heating NTC sensor
8 Overheat safety thermostat
9 Flue-water exchanger
10 Flue hood
11 Fan
1.240 Fi - 1.310 Fi
domestic gas domestic
water outlet water inlet
heating
return
12 Positive pressure point
(for 1.310 Fi model the positive point must be closed)
13 Air pressure switch
14 Positive pressure point
15 Flame detector electrode
16 Burner
17 Burner injectors
18 Automatic air vent
19 Pump and air separator
20 Boiler drain point
21 Manometer
22 Pressure relief valve
36
1.310 Fi
0606_2701
925.220.4 - EN