62
925.224.3 - EN
INSTRUCTIONS PERTAINING TO THE INSTALLER
32.2 - 1.240 Fi - 1.310 Fi
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
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
Figure 25
0609_0502 / CG_1845
SEALED CHAMBER
0606_2701
1.310 Fi
heating
domestic
gas
domestic
heating
inlet
water outlet
water inlet
return