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5.4
Operation position
The burner is designed to operate only in the po-
sitions 1, and 3 (Fig. 5).
Installation 1 is preferable, as it is the only one that
allows performing maintenance operations as de-
WARNING
scribed in this manual. Installations 2 and 3 allow
working operations but not maintenance with
hooking to the boiler.
1
D9341
5.5
Securing the burner to the boiler
Fit the flame pipe 1) (Fig. 6) to combustion head assembly
2).
Adjust slot opening as given in the Tab. A, tighten the
screws 3) with a torque no higher than 10 Nm.
Put on the flange 4) the screw and two nuts (Fig. 6).
If necessary, widen the insulating gasket holes 5) (Fig. 6),
taking care not to damage them.
Fix the flange 4) to the boiler door 6) using screws 7) and (if
necessary) the nuts 8) interposing the insulating gasket 5)
(Fig. 7).
Boiler door must have a max. thickness of 110
mm, refractory lining included.
WARNING
Installation
2
5
4
7
D9441
Any other position could compromise the correct
operation of the appliance. Installations 4 and 5
are forbidden for safety reasons.
DANGER
3
4
D5012
7
11
GB
5
5
3
1
D9342
2
8
6
Fig. 5
4
Fig. 6
Fig. 7
20011755
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