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1.35 MAIN COMPONENTS
Key (Fig. 51):
1
- Air intake pipe
2
- Control panel unit
3
- Condensate drain trap
4
- Gas valve
5
- Plate heat exchanger
6
- Gas diaphragm
7
- Fan
8
- Expansion vessel
9
- System flow probe
10
- System return probe
11
- Condensate drainage siphon extension
12
- Burner
13
- Double flue probe
14
- Frame unit
15
- Flue gas flange
16
- Flue gas sampling cap with pressure point
17
- Condensation module
18
- Condensation module gas manifold
19
- Gas manifold inspection hole flange
20
- Ignition and detection electrode
21
- Flue gas non-return valve
22
- Pressure transducer
23
- Automatic circulator vent valve
24
- Pump
25
- 3-way valve (motorised)
26
- By-pass
27
- 3 bar safety valve
28
- Flow regulator and flow meter unit
29
- Cyclonic filter unit
30
- DHW inlet probe
31
- Cold water inlet valve
32
- Gas mixer
33
- DHW outlet probe
34
- Gas isolation valve
35
- Cyclonic filter interception valve
36
- System filling valve
37
- System draining valve
38
- Cyclonic filter interception valve
51
63
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