20151674
18
GB
Installation
5.4
Operating position
5.5
Preparing the boiler
5.5.1
Boring the boiler plate
Pierce the closing plate of the combustion chamber, as in Fig. 10.
The position of the threaded holes can be marked using the ther-
mal insulation screen supplied with the burner.
Tab. K
5.5.2
Head length
The length of the head must be selected according to the indica-
tions provided by the manufacturer of the boiler, and in any case
the combustion area must be greater than the thickness of the
boiler door complete with refractory.
It is possible to insert a protective device made of refractory
material between the combustion head and the boiler refractory.
This protection must allow the blast tube to be taken out.
WARNING
The burner is designed to work only in the posi-
tions
1
,
2, 3, 4 and 5
.
Installation
1
is preferable, as it is the only one that
allows the maintenance operations as described
in this manual.
Installations
2, 3, 4 and 5
allow it to operate but
make maintenance operations more difficult (Fig.
9).
DANGER
Any other position could compromise the correct
operation of the appliance.
All the positions require the installation of the gas
valve with coils facing upwards or horizontally.
Installation with the coils facing downwards is
absolutely forbidden
6
.
2
3
4
5
1
Fig. 9
20143983
6
mm
D1
W1
R
W6
RX 150 S/PV
145
170
10
45°
WARNING
The burners cannot be used on flame inversion
boilers.
WARNING
Do not insert the protection in line with the elec-
trode unit, as this would compromise its good op-
eration.
R
W 1
D 1
W 6
W 6
20147066
Fig. 10
Summary of Contents for RX 150 S/PV
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