Securing The Burner To The Boiler - Riello RS BLU Series Installation, Use And Maintenance Instructions

5.8

Securing the burner to the boiler

Provide an adequate lifting system of the burner.
Separate the combustion head from the rest of the burner, as in
Fig. 17; proceed as follows:
 loosen the 4 screws 3) and remove the hood 1);
 remove the screws 2) from the two guides 5);
 disconnect the plug 14), unscrew the grommet 15);
 disconnect the socket from the maximum gas pressure
switch;
 remove the two screws 4);
 pull back the burner on the guides 5) by about 100 mm;
 disconnect the probe electrode lead, then unthread the
burner completely from the guides.
RS 120/EV BLU
2
14
1
20086316
3
9
3
5
15
Installation
Before fixing the burner to the boiler, if its maxi-
mum output is included in area A or B of the firing
rate (Fig. 2).
WARNING
If it is in area A, no intervention is required.
If it is in area B, it is necessary to pre-calibrate the
combustion head, as described in the paragraph
"Pre-calibrating the combustion head" on
page 22.
Once this operation has been carried out:
 fix the flange 9) to the boiler plate, interposing the insulating
gasket 8) supplied.
 Use the 4 screws supplied, with a tightening torque of 35 -
40 Nm, after protecting their thread with anti-seize products.
The seal between burner and boiler must be air-
tight; after the start-up, check there is no leakage
of flue gases into the external environment.
WARNING
12
13
11
10
L
13
8
4
2 5 3
14
1
3
20086383
6
21 GB
RS 160-200/EV BLU
12
11
13
9
10
8
13
4
15
Fig. 17
20085953