10
GAS PIPING
• The main gas train must be connected to the gas
attachment 1)(A), using flange 2), gasket 3) and
screws 4) supplied with the burner.
• The gas train can enter the burner from the right or left
side, depending on which is the most convenient, see
fig. (A).
• The gas safety shut-off valves 8)-9)(A) must be as
close as possible to the burner to ensure gas reaches
the combustion head within the safety time range.
• The pilot gas train must be connected to the gas
attachment 5)(A) and can enter the burner from the
right or left side.
GAS TRAIN (B)
It must be type-approved according to required stand-
ards and is supplied separately from the burner.
Note
See the accompanying instructions for the adjustment of
the gas train.
KEY (A)
1 - Gas input pipe
2 - Manual valve
3 - Pressure regulator
4 - Low gas pressure switch
5 - 1st safety shut off valve
6 - 2nd safety shut off valve
7 - Standard issue burner with flange gasket
8 - Gas adjustment butterfly valve *
9 - Burner
10 - High gas pressure switch *
* On the burner
(B)
(A)
D2393
D2438
TYPICAL UL SCHEMATIC GAS PIPING
GAS PILOT LINE
MAIN GAS LINE
