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Les langues disponibles
Les langues disponibles
3
2
1
35
DHW DHW
outlet inlet
Figure 19
Key:
1 boiler
2 boiler probe
3 DHW exchanger
4 expansion vessel
5 boiler drain tap
6 NTC heating probe
7 safety thermostat
8 ignition electrode
9 water-fumes exchanger
10 fumes conveyor
11 negative pressure point
12 positive pressure point
13 concentric connector
14 air pressure switch
15 fan
16 flame detection electrode
17 gas train with injectors
18
safety valve on heating circuit 3 bar
INSTRUCTIONS FOR FITTERS
140 Fi - 240 Fi - 280 Fi - 320 Fi
13
12
11
4
10
9
8
7
6
5
M
31
30
28
29
27
32
33
34
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
26
heating
heating
return
delivery
differential hydraulic pressure switch
automatic vent valve
pump with air separator
gas valve
heating return filter
automatic by-pass
gas tap
pressure gauge
burner
three-way valve
three-way valve motor
boiler filling tap
safety valve on DHW circuit 8 bar
storage boiler discharge tap
flow adjuster
water supply tap
DHW expansion vessel
14
+
15
16
320 Fi
17
18
19
20
21
22
23
24
25
gas
7864176 - en
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