Riello RLS 1600/EV C11, Installation, Use And Maintenance Instructions, Page: 21 / 64

19
20067636
GB
Installation
5.7 Preparing the boiler
5.7.1 Boring the boiler plate
Pierce the closing plate of the combustion chamber, as in Fig. 14.
The position of the threaded holes can be marked using the ther-
mal insulation screen supplied with the burner.
5.7.2 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 a front flue gas passes 1) (Fig. 15) or flame inver-
sion chamber, a protection device 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 front piece, a refractory lining 2)-
5)(Fig. 15) is not necessary, unless expressly requested by the
boiler manufacturer.
5.8 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. 14, and fix it with the screws supplied.
5 80
2 1 5
= =
6 4 5
= =
220
= = 620
= =
2 0
Fig. 14
20094550
Prepare a suitable lifting system using the rings 3)
(Fig. 15), after having removed the screws 7) and
cover 8).
WARNING
The seal between burner and boiler must be
airtight.
1
1
2
5
4
3 3
7
8
Fig. 15
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