SUPPLY LINE
The figure below shows the gas supply line block diagram.
The gas train is certified in compliance with EN 676 Standard and
supplied separately from the burner.
DANGER / ATTENTION
Install a manual shut-off valve and a vibration-proof joint
upstream of the gas valve, according to the layout shown in
the block diagram.
GAS TRAIN BLOCK DIAGRAM
M
M
12
10
9
14
11
13
8
4
7
6
5
3
2
1
0002910950N2
TO BE CARRIED OUT BY THE INSTALLER
GAS TRAIN SUPPLIED BY THE MANUFACTURER
1
Manual shut-off valve
2
Vibration-proof joint
3
Gas filter
4
Minimum gas pressure switch and for controlling gas leaks
5
Safety valve
6
Pressure regulator
7
Valve seal control device (mandatory for burners with maximum rated
heating capacity higher than 1200kW)
8
Working valve
9
Air regulation servomotor
10
Air regulation damper
11
Air pressure switch
12
Combustion head
13
Gas throttle valve
14
Gas regulation servomotor
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