Main Burner Components - Potterton SIRIUS THREE FS 70 Installation Manual

4 Description of the product
1 Control panel
2 Flue gas measuring point
3 Flue gas connection
4 Flue gas sensor
5 Terminal block for the sensors and the remote
control
6 Controller PCB
7 Mounting point for communication module OCI 345
Caution
Danger of short circuit on the OCI 345 module
if it is fixed in another emplacement.
8 Power supply terminal block
9 Mounting point for a maximum of two AVS 75
modules. A third AVS 75 module can be used by the
boiler but must be fixed to the wall and powered
externally.
Fig.12
2
3
6
7
9
11
Fig.13
4
24
4.3.2
1
4
5
8
10
1
6
3
2
5
10 Gas valve
11 Burner
12 Safety thermostat on the combustion chamber door
13 Flue gas fitting
14 Automatic air vent
15 Return temperature sensor
16 Flow temperature sensor
17 Safety thermostat
18 Condensate siphon
19 Drain valve
20 Hydraulic pressure sensor
21 Ignition transformer
22 Ignition electrode
23 Ionisation probe
24 Flame inspection window

Main burner components

1 Burner
2 Burner bracket
3 Safety thermostat on the combustion chamber door
4 Flame inspection window
5 Spark plug
6 Ionisation probe
7 Gas collector
8 Venturi
9 Fan
10 Silencer (SIRIUS THREE FS 90 model only)
11 Igniter
1 Burner
2 Air/gas collector
3 Insulating surface area
4 Ignition electrode
5 Earth electrode
6 Flame detection electrode
7609493 - v11 - 18052020