PREPARATION FOR CONNECTION WITH
TRAIN TURNED UPWARDS
fig. 1
If you wish to turn the train entrance upwards, before applying the
burner to the boiler, follow the subsequent procedure.
1) Following the instructions detailed in the "Maintenance"
paragraph, extract the mixer assembly and remove the screw
(1) which connect the unit's forward movement rod (2) to the
gas delivery pipe (3).
(3) Remove the screw (5) which connects the gas mixer (6) to the
pipe (figure 1).
2) Turn the bend coupling through 180° (4) and the mixer (6), in
such a way that the inlet gas is turned upwards (figure 1). Fix
again the mixer and the unit's forward movement rod to the gas
delivery pipe.
3) Now remove the 4 nuts (7) in figure 2, disassemble the flame
pipe (8) from the relative stud bolts, reposition them with the
threaded connection for fixing the gas train upwards.
4) To complete the operation fix the flame pipe
At this point it is possible to install the burner in the
boiler with the valve train as shown in configuration
9 illustrated in paragraph "Gas train assembly".
fig-2
fig-3
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to the scroll burner and finally reposition the
mixing unit in the relative housing.
fig-4