Riello 1311 T2, Регулируемая работа, Страница: 19 / 60

17
20040170
GB
Installation
5.4 Operating position
5.5 Preparing the boiler
5.5.1 Boring the boiler plate
Drill the combustion chamber locking plate as shown in Fig. 11.
The position of the threaded holes can be marked using the ther-
mal screen supplied with the burner.
5.5.2 Blast tube length
The length of the blast tube must be selected according to the in-
dications provided by the manufacturer of the boiler, and in any
case it must be greater than the thickness of the boiler door com-
plete with its fettling.
For boilers with front flue passes 1)(Fig. 12) or flame inversion
chamber, a protection in refractory material 5) must be inserted
between the boiler fettling 2) and the blast tube 4).
This protective fettling must not compromise the extraction of the
blast tube.
For boilers with a water-cooled frontpiece, a refractory lining 2)-
5)(Fig. 12) is not necessary, unless expressly requested by the
boiler manufacturer.
5.6 Securing the burner to the boiler

Insert the thermal protection supplied with the blast tube 4).

Insert the entire burner on the boiler hole, previously fitted,
as in Fig. 11, and fix it with the screws supplied.
WARNING

The burner is designed to operate only in
positions
1
,
2
,
3
and
4
(Fig. 10).

Installation
1
is preferable, as it is the only
one that allows the maintenance operations
as described in this manual.

Installations
2
,
3
and
4
permit operation but
make maintenance and inspection of the
combustion head more difficult.
DANGER

Any other position could compromise the cor-
rect operation of the appliance.

Installation
5
is prohibited for safety reasons.
Fig. 10
2 3 4 5 1
D7739
mm A B C
RLS 1000/EV C13 460 608 M 20
RLS 1200/EV C13 500 608 M 20
Fig. 11
D455
Prepare a suitable lifting system using rings 3)
(Fig. 12).
WARNING
The seal between burner and boiler must be
airtight.
4
1
1
3
7
8
2
5
D11308
Fig. 12