ENGLISH
GAS SUPPLY LINE
The figure below shows the gas supply line block diagram.
The gas train is certified in compliance with EN 676 Standard and sup-
plied separately from the burner.
DANGER / ATTENTION
Install a manual shut-off valve and a vibration-proof joint upstre-
am of the gas valve, according to the layout shown in the block
diagram.
GAS BURNER BLOCK DIAGRAM
11
12
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)
13
8
M
M
9
10
14
GAS TRAIN SUPPLIED BY THE MANUFACTURER
7
4
6
5
TO BE CARRIED OUT BY THE INSTALLER
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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