2 Description of the product
2.2
Main components
Fig.1
General
1
2
Fig.2
Internal
1
2
3
4
5
6
7
Fig.3
Gas - air unit
1
2
3
4
5
6
6
3
4
5
6
7
AD-3002429-01
8
9
10
11
12
13
14
15
16
AD-3002430-01
1
2
3
4
5
6
AD-3002431-01
1 Flue gas outlet connection
2 Air inlet connection
3 Flow connection
4 Return connection
5 Gas supply connection
6 Control box
7 Data plate
1 Flue gas temperature sensor
2 Burner
3 Heat exchanger
4 Flame inspection glass
5 Inspection cover
6 Condensate collector cap
7 Condensate collector
8 Flow temperature sensor
9 Air pressure differential switch
10 Ignition / ionisation electrode
11 Ignition / ionisation transformer
12 Heat exchanger temperature sensor
13 Return temperature sensor
14 Water pressure sensor
15 Fill and drain valve
16 Trap
1 Gas supply tube
2 Fan
3 Gas - air connection piece
4 Venturi
5 Gas control valve
6 Air inlet silencer
7837115 - v.01 - 10012023